应用生态学报
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Chinese Journal of Applied Ecology  2002, Vol. Issue (9): 1174-1178    DOI:
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Crop productivity model and its application
LI Zhongwu1, CAI Qiangguo1, TANG Zhenghong1, WU Shu'an1, WANG Hong 2
1. Institute of Geographical Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing 100101;
2. Cereal Physiology and Agronomy Semiarid Prairie Agricultural Research Center, Saskatchewan Canada BOX 1030

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