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A PRELIMINARY STUDY OF THE CLIMATIC CHANGE, NATURAL DISASTERS OF AGRICULTURE AND GRAIN YIELD IN CHINADURING THE PAST 15 YEARS
Shi Peijun, Wang Jingai　Xie Yun, Wang Ping, Zhou Wuguang
JOURNAL OF NATURAL RESOURCES . 1997, (3): 197 -203 .  DOI: 10.11849/zrzyxb.1997.03.001