河南小麦和夏玉米两熟制种植区的划分研究
何守法, 董中东, 詹克慧, 崔党群
Study on plotting out double maturation cropping regions on wheat and corn in Henan Province
HE Shou-fa, DONG Zhong-dong, ZHAN Ke-hui, CUI Dang-qun
自然资源学报
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2009, (6): 1115
-1123
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DOI: 10.11849/zrzyxb.2009.06.019
