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DOI：10.3969/j.issn.1004-874X.2010.01.022
Author NameAffiliation
刘红敏, 孙君艳, 杨国兴 信阳农业高等专科学校农业科学系,河南,信阳,464000
信阳市平桥区农业局,河南,信阳,464100 
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