TY  - RPRT
TI  - [Crop productivity model and its application].
AU  - Zhongwu Li
AU  - Qiangguo Cai
AU  - Zhenghong Tang
AU  - Shu'an Wu
AU  - Hong Wang
PY  - 2002
UR  - https://pubmed.ncbi.nlm.nih.gov/12561187/
ID  - 12561187
ER  -