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Emergy analysis of grain production system in Jiangsu and Shaanxi Provinces
Xin-wei Liu, Bai-ming Chen, Ding-xiang ZhangVolume:
14
Year:
2004
Language:
english
Pages:
6
DOI:
10.1007/s11769-003-0049-9
File:
PDF, 574 KB
english, 2004