Populations, Community Composition and Biomass of Aquatic Organisms in the Floodwater of Rice Fields and Effects of Field Management

Soil Science and Plant Nutrition

Volumn 51, Issue 2, 2005, Pages 159-181

  Kimura, Makoto ^a  

^a NAGOYA UNIVERSITY   (Japan)

Author keywords

Aquatic organisms; Biomass; Community; Floodwater; Population; Rice field

Indexed keywords

ALGAE; ANIMALIA; AZOLLA; CHLOROPHYTA; CYANOBACTERIA; HEXAPODA; INSECTA; PISCES; PROTOZOA; UNCULTURED CYANOBACTERIUM;

EID: 18544374336     PISSN: 00380768     EISSN: 17470765     Source Type: Journal    
DOI: 10.1111/j.1747-0765.2005.tb00021.x     Document Type: Article

References (186)

1. Abdullah AR, Bajet CR, Matin MA, Nhan DD, and Sulaiman AH 1997: Ecotoxicology of pesticides in the tropical paddy field ecosystem. Environ. Toxicol. Chem., 16, 59-70
2. Academia Sinica, Institute of Hydrobiology, Fifth Laboratory, Section of Experimental Algal Ecology, and Hubei Province, Qichun County, Xinshenghuo People’s Commune, Xiankeng Production Brigade, Committee of Management of Science and Technology 1978: Studies on the large algal- ization of the late rice field by the inoculation of nitrogen- fixing blue-algae. Acta Hydrobiol. Sin., 6, 299-310 (in Chinese with English summary)
3. Akhtar N and Shah SZ 1999: Some studies on the blue-green algae of paddy-fields of Swat. Sci. Khyber, 12, 93-102
4. Ali AB 1990: Seasonal dynamics of microcrustacean and rotifer communities in Malaysian rice fields used for rice-fish farming. Hydrobiologia, 206, 139-148
5. Amnia PA, Aiyer RS, and Subramoney N 1966: Occurrence of blue-green algae in acid soils of Kerala. Agric. Res. J. Kerala, 4, 141-143
6. Antonietti R, Viaroli P, and Antonietti F 1987: Changes in the physical and chemical properties of floodwater and sediment in an experimental ricefield (Reggio Emilia, Italy). Hydrobiologia, 144, 83-88
7. Araragi M and Tangcham B 1979: Microflora related to the nitrogen cycle in the tropical paddy soil. Soil Sci. Plant Nutr., 25, 297-309
8. Banerjee M 1991: Blue green algal ecology of paddy fields. Bionature, 11, 45-49
9. Bhuiya ZH, Hshem MA, and Nurul Isam AKM 1981: Isolation and identification of dominant nitrogen-fixing blue-green algae from Bangladesh soils. In Current Perspectives in Nitrogen Fixation, Ed. AH Gibson and WE Newton, p. 498, Aust. Acad. Sci., Canberra
10. Blaustein L 1990: Evidence for predatory flatworms as organizers of zooplankton and mosquito community structure in rice fields. Hydrobiologia, 199, 179-191
11. Bunt JS 1961: Nitrogen-fixing blue-green algae in Australian rice soils. Nature, 192, 479-480
12. Cabral JA, Mieiro CL, and Marques JC 1998: Environmental and biological factors influence the relationship between a predator fish, Gambusia holbrooki, and its main prey in rice fields of the Lower Mondego River Valley (Portugal). Hydrobiologia, 382, 41-51
13. Chinnaswamy R and Patel RJ 1984: Blue-green algae and pesticides. Pesticides, 18, 5-11
14. De PK 1939: The role of blue-green algae in nitrogen fixation in rice fields. Proc. R. Soc. London, Ser B, 127, 121-139
15. El-Nawawy AS and Hamdi YA 1975: Research on blue-green algae in Egypt 1958-1972. In Nitrogen Fixation by Free Living Microorganisms, Ed. WDP Stewart, p. 219-228, Cambridge Univ. Press, London
16. Eladel HM, Henley WJ, and Kobbia IA 1999; Effect of thioben- carb on growth and photosynthesis of the soil alga Protosiphon botryoides (Chlorophyta). J. Appl. Phycol., 10, 547-554’
17. Fernando CH 1977: Investigations on the aquatic fauna of tropical ricefields with special reference to South East Asia. Geo- Eco-Trop., 1, 169-188
18. Fernando CH and Zankai NP 1981: The rotifers of Malaysia and Singapore with remarks on some species. Hydrobiologia, 78, 205-219
19. Ferrari I, Bachiorri A, Margaritora FA, and Rossi V 1991: Succession of cladocerans in a northern Italian ricefield. Hydrobiologia, 225,309-318
20. Ferrari I, Marchi DA, Menozzi P, Minzoni F, and Piccoli F 1984: Heleoplankton seasonal succession in an experimental ricefield in Northern Italy. Verh. Internat. Verein. Limnol., 22, 1711-1716
21. Fujita Y and Nakahara H 1999a: Seasonal variations of algal communities in the paddy water and air-dried paddy soil. Jpn. J. Limnol., 60, 67-76 (in Japanese with English summary)
22. Fujita Y and Nakahara H 1999b: Effects of cultivation conditions on algal communities in paddy soils. Jpn. J. Limnol., 60, 77-86 (in Japanese)
23. Garcia JL, Raimbault M, Jacq V, Rinaudo G, and Roger P 1973: Activites microbiennes dans les sols de rizieres du Senegal: Relations avec les caracteristiques physico-chimiques et influence de la rhizosphere. Rev. Ecol. Biol. Sol, 11, 169— 185 (in French with English summary)
24. Grant IF and Alexander M 1981: Grazing of blue-green algae (Cyanobacteria) in flooded soils by Cypris. Sp. (Ostracoda). Soil Sci. Soc. Am. J., 45, 773-777
25. Grant IF, Egan E, and Alexander M 1983a: Measurement of rates of grazing of the ostracod Cyprinoyus carolinensis on blue-green algae. Hydrobiology, 106, 199-208
26. Grant IF, Roger PA, and Watanabe I 1985: Effect of grazer regulation and algal inoculation on photodependent N,-fixation in a wetland rice field. Biol. Fertil. Soils, 1, 61-72
27. Grant IF, Roger PA, and Watanabe I 1986: Ecosystem manipulation for increasing biological N, fixation by blue-greenalgae (Cyanobacteria) in lowland rice fields. Biol. Agric. Hortic., 3, 299-315
28. Grant IF, Tirol AC, Aziz T, and Watanabe I 1983b: Regulation of invertebrate grazers as a means to enhance biomass and nitrogen fixation of cyanophyceae in wetland rice fields. Soil Sci. Soc. Am. J., 47, 669-675
29. Guha P 1995: Exploring ecological control of Chara. Crop Protection, 14, 527-528
30. Gupta AB 1966: Algal flora and its importance in the economy of rice fields. Hydrobiologia, 28, 213-222
31. Hamazaki K 1999: Occurrence of American tadpole shrimp, Triops longicaudatus (LeConte), in paddy fields cultivated under conventional and organic fanning methods. Jpn. J. Appl. Entomol. Zool., 43, 35-40 (in Japanese with English summary)
32. Hamdi YA, Youssef AN, Al-Azawi S, Al-Tai A, and Al-Baraqui MS 1978: Distribution of certain non-symbiotic nitrogen fixing organisms in Iraqi soils. Ecol. Bull. (Stockholm), 26, 110-115
33. Heckman CW 1979: Rice Field Ecology in Northeastern Thailand, p. 228, W. Junk B.V. Publishers, The Hague
34. Hendrick RD and Everett TR 1965: Toxicity to the Louisiana red crawfish of some pesticides used in rice culture. J. Econ. Entomol., 58, 958-961
35. Hendrick RD and Coffey HR 1966: Effects of some insecticides of the growth reproduction and survival of the Louisiana red crawfish. J. Econ. Entomol., 59, 188-192
36. Hirano T, Shiraishi K, and Nakano K 1955: Studies on the blue green algae in lowland paddy soil. Pt. 1. On some conditions for growth of B.G.A. in paddy soil and its effects on growth of paddy rice plant. Bull. Shikoku Agric. Exp. Sta., 2, 121-137 (in Japanese with English summary)
37. Holm-Hansen O 1968: Ecology, physiology, and biochemistry of blue-green algae. Annu. Rev. Microbiol., 22, 47-70
38. Ichimura S 1954: Ecological studies on the plankton in paddy fields. I. Seasonal fluctuations in the standing crop and productivity of plankton. Jpn. J. Bot., 14, 269-279
39. International Rice Research Institute 1985: Nitrogen fixation and azolla management. In IRRI Annual Report for 1984, p. 273-292, International Rice Research Institute, Los Banos, Laguna, Philippines
40. International Rice Research Institute 1987: Azolla Utilization, p. 296, International Rice Research Institute, Los Banos, Laguna, Philippines
41. Inubushi K, Cheng W, and Chander K 1999: Carbon dynamics in submerged soil microcosms as influenced by elevated C02 and temperature. Soil Sci. Plant Nutr., 45, 863-872
42. Ishizawa S and Matsuguchi T 1966: Effects of pesticides and herbicides upon microorganisms in soil and water under water-logged condition. Bull. Nat. Inst. Agric. Sci., B16, 1 - 90
43. Jutono 1973: Blue-green algae in rice soils of Jogjakarta, central Java. Soil Biol. Biochem., 5, 91-95
44. Kanetsuna Y 1957: Studies on the diatom-flora from the paddy- fields of Kyoto and its vicinity (1). Jpn. J. Phycol., 5, 76— 79 (in Japanese)
45. Kanetsuna Y 1958: Studies on the diatom-flora from the paddy- fields of Kyoto and its vicinity (2). Jpn. J. Phycol., 6, 22-27 (in Japanese with English summary)
46. Karunakaran L and Johnson A 1978: A contribution to the roti fer fauna of Singapore and Malaysia. Malays. Nat. J., 32, 173-208
47. Karunaratne SHPP and Hemingway J 2000: Insecticide resistance spectra and resistance mechanisms in populations of Japanese encephalitis vector mosquitoes, Cut ex tritaenio- rhynchus and Cx. gelidus, in Sri Lanka. Med. Veter. Entomol., 14, 430-436
48. Kasai F 1999: Shifts in herbicide tolerance in paddy field periphyton following herbicide application. Chemosphere, 38, 919-931
49. Kasai F and Hatakeyama S 1993: Herbicides susceptibility in two green algae, Chlorella vulgaris and Selenastrum capri- cornutum. Chemosphere, 27, 899-904
50. Kikuchi E, Furusaka C, and Kurihara Y 1975: Surveys of the fauna and flora in the water and soil of paddy fields. Rep. Inst. Agric. Res. Tohoku Univ., 26, 25-35
51. Kikuchi M, Watanabe I, and Haws LD 1984: Economic evaluation of Azolla use in rice production. In Organic Matter and Rice, p. 569-592, International Rice Research Institute, Manila, Philippines
52. Kobayashi H 1950: Diatom- and desmid-flora of the paddy- fields in the vicinity of Ueno City, Mie Prefecture. Jpn. J. Limnol., 14, 195-204 (in Japanese)
53. Kobayashi M, Takahashi E, and Kawaguchi K 1967: Distribution of nitrogen-fixing microorganisms in paddy soils of Southeast Asia. Soil Sci., 104, 113-117
54. Kobbia LA, Battah MG, and El-Adel HM 1999: The response of some algal flora of rice fields to three herbicides applied either singly or in combination at Qalubya, Egypt. Egypt J. Microbiol., 34, 555-569
55. Kurasawa H 1955: The seasonal succession of plankton in the paddy field. Bull. Biogeograph. Soc. Jpn., 16-19, 428-432 (in Japanese with English summary)
56. Kurasawa H 1956: The weekly succession in the standing crop of plankton and zoobenthos in the paddy field (I). Misc. Rep. Res. Inst. Natural Resources, Tokyo, 41-42, 86-98 (in Japanese)
57. Kurasawa H 1957a: The phytoplankton zooplankton relationships in two paddy fields in central Japan. J. Fac. Sci. Hokkaido Univ. Ser. VI, Zool., 13, 180-186
58. Kurasawa H 1957b: The weekly succession in the standing crop of plankton and zoobenthos in the paddy field (II). Misc. Rep. Res. Inst. Natural Resources, Tokyo, 45, 73-84 (in Japanese with English summary)
59. Kurihara Y and Kadowaki KI 1988: Effect of different ecological conditions on the mud snail (Cipangopaludina japonica) in submerged paddy soil. Biol. Fertil. Soils, 6, 292-297
60. Kurihara Y and Kikuchi E 1988: The use of tubificids for weeding and aquaculture in paddy fields. J. Trop. Ecol., 4, 393-401
61. Kuwabara R 1999: Dynamics of water quality and planktonic community in a paddy of northeastern Hokkaido along with the growth of rice plant. In Proceedings of International Seminar on Development of Agribusiness and its Impact on Agricultural Production in Southeast Asia (DABIA III), November 14-19, 1998, p. 434-442, Tokyo University of Agriculture, Japan
62. Kuwabara R 2002: Succession of the plankton community and water quality conditions during the wet period in an experimental rice-fish culture plot in paddy fields in Tokamachi, Niigata, Japan. In Proceedings of the Asian Wetland Symposium 2001 “Bringing Partnerships into Good Wetland Practices,” August 27-30, 2001, Penang, Malaysia, p. 1-15, Penerbit Universiti Sains Malaysia, Pulau Pinang
63. Lai HC and Fernando CH 1978: The freshwater Calanoida (Crustacea: Copepoda) of Singapore and Peninsular Malaysia. Hydrobiology, 61, 113-127
64. Lai HC and Fernando CH 1979: The Malaysian Tropodiaptomus (Copepoda: Calanoida) and its distribution. Hydrobiologia, 65, 75-81
65. Lai HC and Fernando CH 1980: Zoogeographical distribution of Southeast Asian freshwater Calanoida. Hydrobiologia, 74, 53-66
66. Lales JS and Marte RS 1986: Long-term utilisation of Azolla as organic fertiliser for lowland rice. Phil. Agric., 69, 459-464
67. Lim RP and Fernando CH 1985: A review of freshwater Cope-poda with notes on new records and little known species. Hydrobiologia, 128, 71-89
68. Lim RP and Wong MC 1986: The effect of pesticides in the population dynamics and production of Stenocypris major Baird (Ostracoda) in ricefields. Arch. Hydrobiol., 106, 421-427
69. Lim RP, Abdullah MF, and Fernando CH 1984: Ecological studies of Cladocera in the ricefields of Tanjung Karang, Malaysia, subjected to pesticide treatment. Hydrobiology, 113, 99-103
70. Little ECS and Henson IE 1967: The water content of some important tropical water weeds. PANS(C), 13, 223-227
71. Madoni P 1987a: Estimation of production and respiration rates by the ciliated protozoa community in ricefields. Hydrobiologia, 144, 113-120
72. Madoni P 1987b: Colonization and seasonal succession of the ciliated protozoa populations in a ricefield ecosystem. Acta Oecologica, 8, 511-522
73. Madoni P 1988: Distribution and seasonal succession of ciliated protozoa in a ricefield ecosystem: A three-year study. Verh. Internal. Verein. Limnol., 23, 1063-1067
74. Madoni P 1996: The contribution of ciliated protozoa to plankton and benthos biomass in a European ricefield. J. Euk. Microbiol., 43, 193-198
75. Madoni P and Antonietti R 1986: Seasonal and spatial distribution of ciliated Protozoa in ricefield ecosystem related to the system trophic conditions. Boll. Mus. 1st. Biol. Univ. Genova, 52 suppl, 399-405 (in Italian with English summary)
76. Mahapatra IC, Mudholkar NJ, and Patnaik H 1971: Effect of N, P and K fertilizers on the prevalence of algae under field conditions. Indian J. Agron., 16, 19-22
77. Mahasneh IA and Tiwari DN 1992: The use of biofertilizer of Calothrix sp. Ml03, enhanced by addition of iron and sid- erophore production. J. Appl. Bacteriol., 73, 286-289
78. Marathe KV 1964: A study of the effects of green manures on the subterranean algal flora of paddy field soils. J. Biol. Sci., 7, 1-7
79. Marathe KV and Navalkar BS 1963: A study of the effect of fertilizers and manures on the subterranean algal flora of paddy field soils. J. Univ. Bombay, 31, 11-19
80. Marten GG, Nguyen M, and Ngo G 2000: Copepod predation on Anopheles quadrimaculatus larvae in rice fields. J. Vector Ecol., 25, 1-6
81. Materassi R and Balloni W 1965: Some observations on the presence of autotrophic nitrogen-fixing microorganisms in paddy soil. Ann. Inst. Pasteur, 109, 218-223 (in Italian with English summary)
82. Matsuguchi T, Bunham T, and Somchai P 1976: Flora and N2- fixing activities of free-living N2-fixing bacteria in Thai paddy fields. Soil Microorganisms, 18, 7-19 (in Japanese)
83. Matsuguchi T, Tangcham B, and Patiyuth S 1975: Free-living nitrogen fixers and acetylene reduction in tropical rice fields. JARQ, 8, 253-256
84. Megharaj M, Pearson HW, and Venkateswarlu K 1993: Toxicity of carbofuran to soil isolates of Chlorella vulgaris, Nostoc linckia and N. muscorum. Appl. Microbiol. Biotechnol., 39, 644-648
85. Megharaj M, Rao AP, Rao AS, and Venkatateswarlu K 1990: Interaction effects of carbaryl and its hydrolysis product, 1- naphthol, towards three isolates of microalgae from rice soil. Agric. Ecosyst. Environ., 31, 293-300
86. Megharaj M, Venkatateswarlu K, and Rao AS 1988: Tolerance of algal population in rice soil to carbofuran application. Curr. Sci., 57, 100-102
87. Megharaj M, Venkatateswarlu K, and Rao AS 1989: Effects of carbofuran and carbaryl on the growth of a green alga and two cyanobacteria isolated from a rice soil. Agric. Ecosyst. Environ., 25, 329-336
88. Misra A, Patro GK, and Tosh GC 1976: Studies on chemical control of Chara. In Aquatic Weeds in Southeast Asia, Ed. CK Varshney and J Rzoska, p. 265-268
89. Miyashita Y 1929: On microfauna in rice fields. Zoological Magazine, 41, 26-27
90. Mogi M 1993: Effect of intermittent irrigation on mosquitoes (Diptera: Culicidae) and larvivorous predators in rice fields. J. Med. Ent., 30, 309-319
91. Moody K 1981: Major Weeds of Rice in South and Southeast Asia, p. 79, International Rice Research Institute, Manila, Philippines
92. Moody K 1989: Weeds Reported in Rice in South and Southeast Asia, p. 442, International Rice Research Institute, Manila, Philippines
93. Mori M 1937: On the seasonal changes of algae in paddy fields near Ichinomiya, Aichi, Japan. Hakubutsugaku-Zasshi, 35, 343-354 (in Japanese)
94. Mori M 1963: On the algae of rice- and rush-fields of Yatsushiro Plain in Kumamoto Prefecture. Jpn. J. Ecol., 13, 172—178 (in Japanese with English summary)
95. Mukherji SK and Laha JN 1969: Recent studies on the chemical control of algal weeds of paddy fields in West Bengal. Plant Soil, 3, 13-17
96. Mullie WC, Verwey PJ, Berends AG, Sene F, Koeman JH, and Everts JW 1991: The impact of Furadan 3G (Carbofuran) applications on aquatic macroinvertebrates in irrigated rice in Senegal. Arch. Environ. Contam. Toxicol., 20, 177-182
97. Muzafarov AM 1953: Importance of blue-green algae in the fixation of atmospheric nitrogen. Trudy Bot. in-ta Akad. Nauk UzbSSR, 2, 3-11
98. Negoro K and Higashino M 1986: Diatom vegetation of paddy fields in Japan. Report I. Diatom vegetation of paddy fields in the vicinity of Salurai City, Nara Prefecture. Diatom, 2, 1-8
99. Nishigaki S and Shioiri M 1959: Nitrogen cycles in the rice fieldsoil I. The effect of the blue-green algae on the nitrogen fixation of atmospheric nitrogen in the water-logged rice soils. Soil Plant Food, 5, 36-39
100. Ohtsuka T and Fujita Y 2001: The diatom flora and its seasonal changes in a paddy field in Central Japan. Nova Hedwigia, 73, 97-128
101. Okuda A and Yamaguchi M 1952: Algae and atmospheric nitrogen fixation in paddy soils. II. Relation between the growth of blue-green algae and physical or chemical properties of soils and effect of soil treatments and inoculation on the nitrogen fixation. Mem. Res. Inst. Food Sci., 4, 1-11
102. Okuda A and Yamaguchi M 1956: Nitrogen-fixing microorganisms in paddy soils. (Part 2) Distribution of blue-green algae in paddy soils and the relationship between the growth of them and soil properties. Soil Plant Food, 2, 4-7
103. Osa-Afiana LO and Alexander M 1981: Factors affecting predation by a microcrustacean (Cypris sp.) on nitrogen fixing blue-green algae. Soil Biol. Biochem., 13, 27-32
104. Pancho JV and Soerjani M 1978: Aquatic Weeds of Southeast Asia—A Systematic Account of Common Southeast Asian Aquatic Weeds. Univ. Philippines and SEAMEO Regional Center for Tropical Biology, p. 130, National Publishing Cooperative Incorporated, Quezon City, Philippines
105. Panda S and Sahu SK 2000: Assessment of recovery of population, biomass and reproduction of the earthworm Darwida willsi following the application of malathion under field conditions. Biol. Fertil. Soils, 32, 82-88
106. Pandey DC 1965a: A study of the algae from paddy soils of Bal- lia and Ghazipur districts of Uttar Pradesh, India I. Cultural and ecological considerations. Nova Hedwigia, 9, 299-334
107. Pandey DC 1965b: A study of the algae from paddy soils of Bal- lia and Ghazipur districts of Uttar Pradesh, India II. (A): Taxonomic considerations—Cyanophyceae. Nova Hedwigia, 10, 177-209
108. Pantastico JB and Suayan ZA 1973: Algal succession in the ricefields of College and Bay, Laguna. Philipp. Agric., 57, 313-326
109. Pereira I, Reyes G, and Kramm V 2000: Cyanophyceae, Eugle- nophyceae, Chlorophyceae, Zygnematophyceae and Charo- phyceae in Chilean rice paddies. Gayana Bot., 57, 29-53
110. Pont D 1977: Structure and seasonal changes of populations of Copepoda, Cladocera and Ostracoda in the rice fields of the Camargue. Annls Limnol., 13, 15-28 (in French with English summary)
111. Raghu K and MacRae IC 1967: The effect of the gamma-isomer of benzene hexachloride upon the microflora of submerged rice soils. I. Effect upon algae. Can. J. Microbiol., 13, 173— 180
112. Rakshit SK, Loan NT, and Johnsen S 1999: Fate of blue-green algae in the food web of flooded rice-field ecosystems. Biol. Fertil. Soils, 29, 141-145
113. Rather MD 1994: A list of algal flora from the paddy fields of Kashmir. J. Econ. Tax. Bot., 18, 665-666
114. Reynaud PA and Roger PA 1978: N2-fixing algal biomass in Senegal rice fields. Ecol. Bull. (Stockholm), 26, 148-157
115. Reynaud PA and Roger PA 1981: Variations saisonnieres de la flore algale et de l’activite fixatrice d’azote dans un sol engorge de bas de dune. Rev. Ecol. Biol. Sol, 18, 9-27 (in French with English summary)
116. Roger PA 1996: Biology and Management of the Floodwater Ecosystem in Ricefields, p. 250, International Rice Research Institute, Manila, Philippines
117. Roger P and Reynaud P 1976: Dynamique de la population algale au cours d’un cycle de culture dans une riziere saheli- enne. Rev. Ecol. Biol. Sol, 13, 545-560 (in French with English summary)
118. Roger P and Reynaud P 1977: La biomasse algale dans les rizieres du Senegal: Importance relative des Cyanophycees fixatrice de N2. Rev. Ecol. Biol. Sol, 14, 519-530 (in French with English summary)
119. Roger P and Reynaud P 1978: Ecology of blue-green algae in paddy fields. In Nitrogen and Rice, p. 287-310, International Rice Research Institute, Los Banos, Laguna, Philippines
120. Roger PA and Kulasooriya SA 1980: Blue-Green Algae and Rice, 112 pp., International Rice Research Institute, Los Banos, Laguna, Philippines
121. Roger PA and Kurihara Y 1991: The floodwater biology of tropical wetland rice fields. In Soil Management for Sustainable Rice Production in the Tropics. Monograph No. 2, Ed. S Panichapong and H Wada, p. 211-233, International Board for Soil Research and Management, Bangkok
122. Roger PA and Watanabe I 1984: Algae and aquatic weeds as source of organic matter and plant nutrients for wetland rice. In Organic Matter and Rice, p.147-168. International Rice Research Institute, Los Banos, Laguna, Philippines
123. Roger PA and Watanabe I 1986: Technologies for utilizing biological nitrogen fixation in wetland rice: Potentialities, current usage, and limiting factors. Fertil. Res., 9, 39-77
124. Roger PA, Grant IF, Reddy PM, and Watanabe I 1987a: The photosynthetic aquatic biomass in wetland rice fields and its effect on nitrogen dynamics. In Efficiency of Nitrogen Fer-tilizers for Rice, p. 43-68, International Rice Research Institute, Manila
125. Roger PA, Santiago-Ardales S, Reddy PM, and Watanabe I 1987b: The abundance of heterocystous blue-green algae in rice soils and inocula used for application in rice fields. Biol. Fertil. Soils, 5, 98-105
126. Roger PA, Simpson I, Oficial R, Ardales S, and Jimenez R 1994: Effects of pesticides on soil and water microflora and meso- fauna in wetland ricefields: A summary of current knowledge and extrapolation to temperate environments. Aust. J. Exp. Agric., 34, 1057-1068
127. Rogers SL and Bums RG 1994: Changes in aggregate stability, nutrient status, indigenous microbial populations and seedling emergence following inoculation of soil with Nostoc muscorum. Biol. Fertil. Soils, 18, 209-215
128. Rossi O, Moroni A, Baroni P, and Caravello U 1974: Annual evolution of the zooplankton in twelve Italian ricefields. Boll. Zool., 40, 157-181
129. Rother JA, Aziz A, Hye Karim N, and Whitton BA 1988: Ecology of deepwater rice-fields in Bangladesh. 4. Nitrogen fixation by blue-green algal communities. Hydrobiologia, 169, 43-56
130. Sabater C and Carrasco JM 1996: Effects of thiobencarb on the growth of three species of phytoplankton. Bull. Environ. Contam. Toxicol., 56, 977-984
131. Saha KC and Mandal LN 1979: Distribution of nitrogen fixing blue-green algae in some rice fields of West Bengal. J. Indian Soc. Soil Sci., 27, 470-477
132. Sahu JK 2000: Distribution and monthly succession of blue green algae in the rice fields of Puri district of Orissa. J. Econ. Taxon. Bot., 24, 191-196
133. Saito M and Watanabe I 1978: Organic matter production in rice field flood water. Soil Sci. Plant Nutr., 24, 427-440
134. Satapathy KB and Singh PK 1985: Control of weeds by Azolla in rice. J. Aquat. Plant Manage., 23, 40-42
135. Senapati BK, Biswal J, Sahu SK, and Pani SC 1991: Impact of malathion on Darwida willsi Michaelsen, a dominant earthworm in rice fields. Pedobiologia, 35, 117-128
136. Shakuntala J 1993: Algae in rhizospheres of certain crop plants. Asian J. Sci., 5, 57-63
137. Simpson IC, Roger PA, Oficial R, and Grant IF 1993a: Impacts of agricultural practices on aquatic oligochaete populations in ricefields. Biol. Fertil. Soils, 16, 27-33
138. Simpson IC, Roger PA, Oficial R, and Grant IF 1993b: Density and composition of aquatic oligochaete populations in different farmers’ ricefields. Biol. Fertil. Soils, 16, 34-40
139. Simpson IC, Roger PA, Oficial R, and Grant IF 1994a: Effects of nitrogen fertilizer and pesticide management on floodwa- ter ecology in a wetland ricefield. I. Experimental design and dynamics of the photosynthetic aquatic biomass. Biol. Fertil. Soils, 17, 129-137
140. Simpson IC, Roger PA, Oficial R, and Grant IF 1994b: Effects of nitrogen fertilizer and pesticide management on floodwa- ter ecology in a wetland ricefield. II. Dynamics of microcrustacean and dipteran larvae. Biol. Fertil. Soils, 17, 138— 146
141. Simpson IC, Roger PA, Oficial R, and Grant IF 1994c: Effects of nitrogen fertilizer and pesticide management on floodwa- ter ecology in a wetland ricefield. III. Dynamics of benthic molluscs. Biol. Fertil. Soils, 18, 219-227
142. Singh AL and Singh PK 1986: Comparative effects of Azolla and blue-green algae in combination with chemical N fertilizer on rice crop. Proc. Indian Acad. Sci. (Plant Sci.), 96, 147-152
143. Singh PK 1976: Algal inoculation and its growth in waterlogged rice fields. Phykos, 15, 5-10
144. Singh PK 1979: Use of Azolla in rice production in India. In Nitrogen and rice, p. 407-418, International Rice Research Institute. Los Banos, Philippines
145. Singh BV, Fatma T, and Goyal SK 1995: Algal flora of saline- alkali soils from rice fields of Sikanderpur, Hardoi, Uttar Pradesh. Acta Botanica Indica, 23, 67-70
146. Sinha PK, Pal S, Kumar K, Triar SB, and Singh R 1986: Thiodi- carb, an effective molluscicide for grazer snails of blue green algae. J. Ent. Res., 10, 116-118
147. Sinha RP and Hader D-P 1996: Photobiology and ecophysiology of rice field Cyanobacteria. Photochem. Photobiol., 64, 887-896
148. Suzuki T and Kawai K 1971: Soils of the Sambor, Cambodia. Bull. Natl. Inst. Agric. Sci. [B], 22, 219-304
149. Taira M and Hogetsu K 1987: Species composition of phyto- and zoo-plankton communities in fertilized and non-fertil- ized paddy fields. Jpn. J. Limnol., 48, 77-83 (in Japanese with English summary)
150. Takahashi E 1957: Ecological studies on freshwater living organisms in Shonai District, Yamagata Prefecture. Yama- gata Norin Gakkaiho, 11, 26-32 (in Japanese)
151. Takahashi F 1977: Pioneer life of the tadpole shrimps, Triops spp. (Notostraca: Triopsidae). Appl. Ent. Zool., 12, 104-117
152. Takamura K and Yasuno M 1986: Effects of pesticide application on Chironomid larvae and Ostracods in rice fields. Appl. Ent. Zool., 21, 370-376
153. Talley SN and Rains DW 1980a: Azolla as a nitrogen source for temperate rice. In Nitrogen Fixation, Ed. WE Newton and WH Orme-Johnson, p. 311-320, Univ. Park Press
154. Talley SN and Rains DW 1980b: Azolla filiculoides Lam as a fallow season green manure for rice in a temperate climate. Agron.J., 72, 11-18
155. Taniguchi M, Toyota K, and Kimura, M 1997b: Seasonal variation of microcrustaceans and microbial flora on their surfaces in the overlying water in a Japanese paddy field. Soil Sci. Plant Nutr., 43, 651-664
156. Tomaselli L, Giovannetti L, and Materassi R 1987: Effetto della simazina sui cianobatteri azotofissatori del suolo. Annali di Microbiologia ed Enzimologia, 37, 183-192 (Italian with English summary)
157. Vaquer A 1984: Biomasse et production des characees dans les rizieres de Camargue (France) et leur importance ecologique. Acta Oecologica, 5, 299-313 (in French with English summary)
158. Venkataraman GS and Rajyalakshmi B 1972: Relative tolerance of blue-green algae to pesticides. Indian J. Agric. Sci., 42, 119-121
159. Venkataraman GS 1975: The role of blue-green algae in tropical rice cultivation. In Nitrogen Fixation by Free Living Microorganisms, Ed. WDP Stewart, p. 219-228, Cambridge Univ. Press, London
160. Venkataraman GS and Neelakantan S 1967: Effect of the cellular constituents of the nitrogen-fixing blue-green alga, Cylindrospermum muscicola, on the root growth of rice plants. J. Gen. Appl. Microbiol., 13, 53-61
161. Ventura W and Watanabe I 1993: Green manure production of Azolla microphylla and Sesbania rostrata and their longterm effects on rice yields and soil fertility. Biol. Fertil. Soils, 15, 241-248
162. Victor TJ and Reuben R 2000: Effects of organic and inorganic fertilisers on mosquito populations in rice fields of southern India. Med. Veter. Entomol., 14, 361-368
163. Vromant N, Chau NTH, and Ollevier F 2001: The effect of rice seedling rate and fish stocking on the floodwater of the rice field in direct-seeded, concurrent rice-fish systems. Hydrobiologia, 445, 151-164
164. Wagner GM 1997: Azolla: A review of its biology and utilization. Bot. Rev., 63, 1-26
165. Washino RK, Ahmed W, Linn JD, and Whitsell KG 1972: Rice-field mosquito control studies with low volume Dursban sprays in Colusa County, California. IV. Effect upon aquatic non-target organisms. Mosq. News, 32, 531-537
166. Watanabe A 1959: Distribution of nitrogen-fixing blue-green algae in various areas of south and east Asia. J. Gen. Appl. Microbiol., 5, 21-29
167. Watanabe A and Yamamoto Y 1971: Algal nitrogen fixation in the tropics. Plant Soil, Special Vol, 403-413
168. Watanabe A, Ito R, and Sasa T 1955: Micro-algae as a source of nutrients for daphnids. J. Gen. Appl. Microbiol., 1, 137-141
169. Watanabe I 1981: Biological nitrogen fixation by Azolla-Ana- baena symbiosis and its utilization. J. Sci. Soil Manure, Jpn., 52, 455-464 (in Japanese)
170. Watanabe I 1982: Azolla-Anabaena symbiosis—Its physiology and use in tropical agriculture. In Microbiology of Tropical Soils, Ed. YR Dommergues and HG Diem, p. 169-185, Martinus Nijhoff/W. Junk Publishers, The Hague
171. Watanabe I 1986: Nitrogen fixation by non-legumes in tropical agriculture with special reference to wetland rice. Plant Soil, 90, 343-357
172. Watanabe I and Liu CC 1992: Improving nitrogen-fixing systems and integrating them into sustainable rice farming. Plant Soil, 141, 57-67
173. Watanabe I, Lee KK, Alimagno BV, Sato M, Del Rosario DC, and De Guzman MR 1977: Biological N2-fixation in paddy field studied by in situ acetylene-reduction assays. IRRI Res. Pap. Ser., 3, 1-16
174. Whitton BA, Aziz A, Francis P, Rother JA, Simon JW, and Tah- mida ZN 1988a: Ecology of deepwater rice-fields in Bangladesh. 1. Physical and chemical environment. Hydrobiologia, 169, 3-22
175. Whitton BA, Rother JA, and Paul AR 1988b: Ecology of deep- water rice-fields in Bangladesh. 2. Chemistry of sites at Manikganj and Sonargaon. Hydrobiologia, 169, 23-30
176. Wilson JT, Greene S, and Alexander M 1980: Effect of microcrustaceans on blue-green algae in flooded soil. Soil Biol. Biochem., 12, 237-240
177. Yamagishi T, Watanabe J, Okada K, Hayashi T, Kumura A, and Murata Y 1980: Cycling of carbon in a paddy field. II. Biomass and gross production of algae. Jpn. J. Crop Sci., 49, 146-155
178. Yamazaki M, Hamada Y, Ibuka T, Momii T, and Kimura M 2001a: Aquatic organisms in the floodwater of a Japanese paddy field under a long-term fertilizer trial. Soil Sci. Plant Nutr., 47, 587-599
179. Yamazaki M, Hamada Y, Kamimoto N, Momii T, Aiba Y, Yasuda N, Mizuno S, Yoshida S, and Kimura M 2003: Changes in the community structure of aquatic organisms after midseason drainage in the floodwater of Japanese paddy fields. Soil Sci. Plant Nutr., 49, 125-135
180. Yamazaki M, Hamada Y, Kamimoto N, Momii T, and Kimura M 2001b: Spatial distribution of aquatic organisms in a paddy field during off-crop season under drained conditions. Eda- phologia, 68, 23-31
181. Yamazaki M, Hamada Y, Kamimoto N, Momii T, and Kimura M 2002: Effect of spring plowing on the spatial distribution of aquatic organisms in a paddy field during the off-crop season under drained conditions. Edaphologia, 69, 25-33
182. Yamazaki M, Hamada Y, Kamimoto N, Momii T, and Kimura M 2004a: Habitats of aquatic organisms in a paddy field during flooding period. Edaphologia, 74, 1-10
183. Yamazaki M, Okada M, Kobayashi K, and Kimura M: Effect of free-air CO, enrichment (FACE) on the community structure of aquatic organisms in the floodwater of Japanese paddy fields during the flooding period of rice cultivation. Soil Sci. Plant Nutr., 51, 271-279
184. Yamazaki M, Yasuda N, Yamada T, Ota K, and Kimura M 2004b: Comparison of aquatic organisms communities between paddy fields under rice-duck (aigamo) farming and paddy fields under conventional farming. Soil Sci. Plant Nutr., 50, 375-383
185. Yamazaki S and Saeki T 1985: The occurrence and abundance of the green alga, Pithophora oedogonia, in paddy fields subjected to different fertilizer treatments. Jpn. J. Ecol., 35, 401-409 (in Japanese with English summary)
186. Yan GA, Yan X, and Wu W 1997: Effects of the herbicide moli- nate on mixotrophic growth, photosynthetic pigments, and protein content of Anabaena sphaerica under different light conditions. Exotox. Environ. Saf., 38, 144-149