Energy efficiency of large cardamom grown under Himalayan alder and natural forest

Agroforestry Systems

Volumn 56, Issue 3, 2002, Pages 233-239

  Sharma, Rita ^a   Sharma, G ^a   Sharma, E ^a,b  

^a G B PANT INSTITUTE OF HIMALAYAN ENVIRONMENT AND DEVELOPMENT   (India)

^b Intnl Ctr Integrated Mountain Dev   (Nepal)

Author keywords

Alnus nepalensis; Amomum subulatum; Energetics; Energy fixation; Sikkim Himalaya

Indexed keywords

AGROFORESTRY; BIOENERGETICS; CASH CROPPING; ENERGY EFFICIENCY;

INDIA;

ALNUS NEPALENSIS; AMOMUM; AMOMUM SUBULATUM; BETULACEAE; ELETTARIA CARDAMOMUM;

EID: 0036952403     PISSN: 01674366     EISSN: None     Source Type: Journal    
DOI: 10.1023/A:1021351626653     Document Type: Article

References (22)

1. Akkermans A.D.L. and VanDijk C. 1976. The formation and nitrogen-fixing activity of the root nodules of Alnus glutinosa under field conditions. In: Nutman P.S. (ed.), Symbiotic Nitrogen Fixation in Plants. Cambridge University Press, Cambridge, pp. 511-520.
2. Binkley D. 1981. Nodule biomass and acetylene reduction rates of red alder and sitka alder on Vancouver Island, B.C. Can J of For Res 11: 281-286.
3. Binkley D., Sollins P., Bell R., Sachs D. and Myrold D. 1992. Biogeochemistry of adjacent conifer and alder/conifer stands. Ecology 73: 2022-2033.
4. Freedman S.M. 1982. Human labour as an energy source for rice production in the developing world. Agroecosyst 8: 125-136.
5. Huss-Danell K. 1978. Nitrogenese activity measurement in intact plants of Alnus incana. Physiol Plant 43: 372-376.
6. Johnson F.L. and Risser P.G. 1974. Biomass, annual net primary production and dynamics of six mineral elements in a post oak-blackjack oak forest. Ecology 55: 1246-1258.
7. Lieth H. 1975. Measurement of caloric values. In: Lieth H. and Whittaker R.H. (eds), Primary Productivity of the Biosphere. Springer-Verlag, Berlin, pp. 119-129.
8. Odum H.T. and Odum E.C. 1976. Energy Basis for Man and Nature. McGraw-Hill Inc., New York.
9. Rawat Y.S. and Singh J.S. 1988. Structure and function of oak forests in central Himalaya. I. Dry matter dynamics. Ann of Bot 62: 397-411.
10. Schubert K.R. 1982. The Energetics of Biological Nitrogen Fixation. American Society of Plant Physiologists, Rockville, Maryland.
11. Schubert K.R. and Evans H.J. 1976. Hydrogen evolution: A major factor affecting the efficiency of nitrogen fixation in nodulated symbionts. Proceedings of the National Academy of Sciences. USA 73: 1207-1211.
12. Sharma E. 1993. Nutrient dynamics in Himalayan alder plantations. Ann of Bot 72: 329-336.
13. Sharma E. and Ambasht R.S. 1986. Root nodule age-class transition, production and decomposition in an age sequence of Alnus nepalensis plantation stands in the Eastern Himalayas. J of Appl Ecol 23: 689-701.
14. Sharma E. and Ambasht R.S. 1988. Nitrogen accretion and its energetics in Himalayan alder plantations. Func Ecol 2: 229-235.
15. Sharma E. and Ambasht R.S. 1991. Biomass, productivity and energetics in Himalayan alder plantations. Ann of Bot 67: 285-293.
16. Sharma E., Sharma R., Singh K.K. and Sharma G. 2000. A boon to the mountain populations: Large cardamom farming in the Sikkim Himalaya. Mount Res and Develop 20(2): 4-7.
17. Sharma R., Sharma E. and Purohit A.N. 1994. Dry matter production and nutrient cycling in agroforestry systems of cardamom grown under Alnus and natural forest. Agrofor Syst 27(3): 293-306.
18. Sharma R., Sharma E. and Purohit A.N. 1997a. Cardamom, mandarin and nitrogen-fixing trees in agroforestry systems in India's Himalayan region. I. Litterfall and decomposition. Agrofor Syst 35: 239-253.
19. Sharma R., Sharma E. and Purohit A.N. 1997b. Cardamom, mandarin and nitrogen-fixing trees in agroforestry systems in India's Himalayan region. II. Soil nutrient dynamics. Agrofor Syst 35: 255-268.
20. Silsbury J.H. 1977. Energy requirement for symbiotic nitrogen fixation. Nature 267: 149-150.
21. Smith N.J. 1977. Estimates of above-ground biomass, net primary production and energy flows in 8 to 10 year old red alder (Alnus rubra Bong.) ecosystems. Master of Forestry thesis, University of British Columbia, Vancouver, Canada.
22. Whittaker R.H. and Woodwell G.M. 1969. Structure, production and diversity of the oak-pine forest at Brookhaven, New York. J of Ecol 57: 155-174.