Effects of cultivation techniques on maize productivity and soil properties on hillslopes in Yunnan Province, China
The rapid population increase in China from 556.7 to 1226.7 million during the past 50 years means China has one-sixth of the world’s population. This population growth has imposed high pressures on Chinese agriculture. Crop production and productivities have more than doubled, for example mean maiz...
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University of Wolverhampton
2001
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Online Access: | http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.327152 |