Environmental factors that control the germination of five Solanum species from Ethiopia

Tropical Ecology

Volumn 39, Issue 1, 1998, Pages 79-87

  Teketay, Demel ^a,b  

^a SWEDISH UNIVERSITY OF AGRICULTURAL SCIENCES   (Sweden)

^b Ethiopian Agric Res Organisation   (Ethiopia)

Author keywords

Alternating temperatures; Gap; Glasshouse; Light quality; Soil seed bank; Solanum

Indexed keywords

ENVIRONMENTAL FACTOR; GERMINATION; SEED;

ETHIOPIA;

SOLANUM; SOLANUM DENNEKENSE; SOLANUM INCANUM; SOLANUM LUTEUM; SOLANUM MARGINATUM; SOLANUM NIGRUM;

EID: 0032318857     PISSN: 05643295     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (40)

1. Anonymous. 1992. SYSTAT for Windows : Statistics, Version 5 Edition. SYSTAT, Inc., Evanston, IL.
2. Baskin, J.M. & C.C. Baskin. 1984. Role of temperature in regulating timing of germination in soil seed reserve of Lamium purpureum L. Weed Research 24: 341-349.
3. Baskin, J.M. & C.C. Baskin. 1985a. Does seed dormancy play a role in the germination ecology of Rumex crispus? Weed Science 33: 340-343.
4. Baskin, J.M. & C.C. Baskin. 1985b. The annual dormancy cycle in buried weed seeds : a continuum. Bioscience 35: 492-498.
5. Baskin, J.M. & C.C. Baskin. 1989. Physiology of seed dormancy and germination in relation to seed bank ecology. pp. 53-66. In: M. A. Leek, V.T. Parker & R.L. Simpson (eds.) Ecology of Soil Seed Banks, Academic Press, San Diego.
6. Baskin, J.M. & C.C. Baskin, J.F. McCormick. 1987. Seasonal changes in germination response of buried seeds of Portulaca smallii. Bulletin of the Torrey Botanical Club 114: 169-172.
7. Bergsten, U. &. G. Henriksson. 1986. Germination of Scots pine seeds under different conditions of temperature and humidity. FBVA Berichte, Schriftenreihe der Forstichen Bundesversuchsanstali. Wein 12: 99-114.
8. Bewley, J.D. & M Black. (1994) Seeds: Physiology of Development and Germination. Plenum Press, New York.
9. Bouwmeester, H.J. & C.M. Karssen. 1992. The dual role of temperature in the regulation of the seasonal changes in dormancy and germination of seeds of Polygonum persicaria. Oecologia 90: 88-94.
10. Brokaw, N.V.L. 1985. Treefalls, regrowth, and community structure in tropical forests. pp. 53-69. In: S.T.A. Pickett & P.S. White (eds.) Th Ecology of Natural Disturbance and Patch Dynamics. Academic Press. New York.
11. Cufodontis, G. 1963. Enumeratio plantarum Aethiopiae spermatophyta. Bulletin du Jardin Botanique de l'Etat Bruxelles 33: 861-880.
12. Demel Teketay. 1994. Germination ecology of two endemic multipurpose species of Erythrina from Ethiopia. Forest Ecology and Management 65: 81-87.
13. Demel Teketay. 1996a, Germination ecology of twelve indigenous and eight exotic multipurpose leguminous species from Ethiopia. Forest Ecology and Management 80: 209-223.
14. Demel Teketay. 1996b. The effect of different pre-sowing seed treatments, temperature and light on the germination of five Senna species from Ethiopia. New Forests 11: 155- 171.
15. Demel Teketay. 1996c. Seeds Ecology and Regeneration in Dry Afromontane Forests of Ethiopia. Ph.D. thesis. Swedish University of Agricultural Sciences, Umeå.
16. Demel Teketay. 1997. The impact of clearing and conversion of dry Afromontane forests into arable land on the composition and density of soil seed banks. Acta Oecologica, 18: 00-00 (in press).
17. Demel Teketay. 1998. Soil seed bank at an abandoned Afromontane arable site. Fedds Repertorium 109: 161-174.
18. Demel Teketay & A. Granström. 1995. Soil seed banks in dry Afromontane forests of Ethiopia. Journal of Vegetation Science 6: 777-786.
19. Demel Teketay & A. Granström. 1997. Seed viability of Afromontane tree species in forest soils. Journal of Tropical Ecology 13: 81-95.
20. Denslow, J.S. 1987. Tropical rain forest gaps and tree species diversity. Annual Review of Ecology and Svstematics 18: 431-451.
21. Egley, G.H. 1989. Water-impermeable seed coverings as barriers to germination. pp. 207-223. In: R.B. Taylorson (ed.) Recent Advances in the Development and Germination of Seeds, Plenum Press, New York.
22. Egley, G.H. 1995. Seed germination in soil, dormancy cycles, pp. 529-543. In: J. Kigel & G. Galili (eds.) Seed Development and Germination, Marcel Dekker, Inc., New York.
23. Fenner, M. 1995. Ecology of seed banks. pp. 507-528. In: J. Kigel & G. Galili (eds.) Seed Development and Germination, Marcel Dekker, Inc., New York.
24. Fichtl, R. & Admasu Adi. 1994. Honeybee Flora of Ethiopia. Margraf Verlag, Weikersbeim.
25. Garwood, N.C. 1989. Tropical soil seed banks : a review. pp. 149-209. In: M.A. Leck, V.T. Parker & R.L. Simpson (eds.) Ecology of Soil Seed Banks, Academic Press, San Diego.
26. Hartshom, G.S. 1980. Neotropical forest dynamics. Biotropica 12(Suppl.): 23-30.
27. Karssen, C.M. 1982. Seasonal patterns of dormancy in weed seeds. pp. 243-270. In: A.A. Khan (ed.) The Physiology and Biochemistry of Seed Development, Dormancy and Germination, Elsevier, Amsterdam.
28. Murdoch, A.J. & R.H. Ellis. 1992. Longevity, viability and dormancy. pp. 193-229. In: M. Fenner (ed.) Seeds. The Ecology of Regeneration in Plant Communities, CAB International, Wallingford.
29. Pons, T.L. 1992. Seed responses to light. pp. 259-284. In: M. Fenner (ed.) Seeds. The Ecology of Regeneration in Plant Communities. CAB International, Wallingford.
30. Probert, R.J. 1992. The role of temperature in germination ecophysiology. pp. 285-325. In: M. Fenner (ed.) Seeds. The Ecology of Regeneration in Plant Communities, CAB International, Wallingford.
31. Putz, F.E. & S. Appanah. 1987. Buried seeds, newly dispersed seeds, and the dynamics of a lowland forest in Malaysia. Biotropica 19: 326-333.
32. Thompson, K., J.P. Grime & G. Mason. 1977. Seed germination in response to diurnal fluctuations of temperature. Nature, London 267: 147-149.
33. Thompson, K. & J.P. Grime. 1983 A comparative study of germination responses to diurnal alternating temperatures. Journal of Applied Ecology 20: 141-156.
34. Tool, E.H. & E. Brown. 1946. Final results of the Duvel burial seed experiment. Journal of Agricultural Research 72: 201-210.
35. Vázquez-Yanes, C. & A. Orozco-Segovia. 1982 Germination of the seeds of a tropical rain forest shrub, Piper hispidum Sw. (Piperaceae) under different light qualities. Phyton 42: 143-149.
36. Vázquez-Yanes, C. & A. Orozco-Segovia. 1993. Patterns of seed longevity and germination in the tropical rain forest. Annual Review of Ecology and Systematics 24: 69-87.
37. Vázquez-Yanes, C. & A. Orozco-Segovia. 1994. Signals for seeds to sense and respond to gaps. pp. 209-236. In: M.M. Caldwell & R.W. Pearcy (eds.) Exploitation of Environmental Heterogeneity by Plants: Ecophysiological Processes Above and Below Ground, Academic Press, New York.
38. Whitmore, T.C. 1983. Secondary succession from seed in tropical rain forests. Forestry Abstracts 44: 767-779.
39. Whitmore, T.C. 1991. Tropical rain forest dynamics and its implications for management. pp. 67-89. In: A Gomez-Pompa. T.C. Whitmore & M. Hadley (eds.) Rain Forest Regeneration and Management. UNESCO, Paris.
40. Zar, J.H. 1984. Biostatistical Analysis. Prentice-Hall, Inc., New Jersey.