北方冬小麦产量灾损风险类型的地理分布
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Geographic distribution of winter wheat yield loss risk and its classification in North China
XUE Changying, HUO Zhiguo, LI Shikui, ZHUANG Liwei, WANG Suyan, HOU Tingting, YE Cailing
应用生态学报
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2005, (4): 620
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