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中文
The Relationship of Multiple Cropping Index of Arableland Change and National Food Security in the Middle and Lower Reaches of Yangtze River
金姝兰 侯立春 徐磊
Chinese Agricultural Science Bulletin . 2011, (
17
): 208 -212 . DOI: 10.11924/j.issn.1000-6850.2011-0370
