Challenge of Plant and Agriculutral Sciences to the Crisis - download pdf or read online

By Kazuo Watanabe, Atsushi Komamine

ISBN-10: 1429407964

ISBN-13: 9781429407960

ISBN-10: 1587060159

ISBN-13: 9781587060151

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Additional resources for Challenge of Plant and Agriculutral Sciences to the Crisis of Biosphere on the Earth in the 21st Century

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The reasons that actual reclaimed area in Africa and South America is estimated to be so small are such strong constraints as: 1. The need for linkage among regional food production, farm income and food demand, by which I mean that reclamation of land in a region must be done by the people in the region, in the sense that the increased income of the people in the region by the reclamation and food and agricultural production on the newly reclaimed land should be spent for increased food production, in order for the reclamation to be sustainable and equitable;11 2.

Manila: IRRI, 1993:8. 29. IRRI. IRRI Rice Almanac, 1993-95. Manila: International Rice Research Institute, 1993:6. 30. There is an opinion that Chinese grain yield will increase much more than presently because of this underestimation, and the comparison of yield with Japan, Britain and America. 31. Gen Z. Structural analysis of Chinese food economy and supply and demand prospects. Azia Keizai 1996; 37(2):33-62. 32. USDA, ERS. Rice, Situation and Outlook Yearbook. Washington, D. : USDA, 1995:13.

Due to the great demand for feed grains, food grain will decrease due to large population and limited arable land. The contradiction of competion for grain between man and animals 32 Challenge to the Crisis of the Earth's Biosphere in the 21st Century Fig. 2.

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Challenge of Plant and Agriculutral Sciences to the Crisis of Biosphere on the Earth in the 21st Century by Kazuo Watanabe, Atsushi Komamine


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