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中国农学通报
陕北农牧交错带粮食安全分析
孟庆香,,刘国彬,杨勤科,常庆瑞
Discussion on Food Security in Agriculture and Pasturage Interlaced Zone of Northern Shaanxi
Meng Qingxiang,, Liu Guobin, Yang Qinke, Chang Qingrui
中国农学通报 . 2005, (11): 412 -412 .  DOI: 10.11924/j.issn.1000-6850.0511412