文章摘要
An analysis on the spatial distribution pattern of the main pests in U.S aprum garden——On the base of the nearest neighbor analysis
  
DOI:10.3969/j.issn.1004-874X.2009.11.001
Author NameAffiliation
刘军和, 禹明甫 黄淮学院农林科学系,河南,驻马店,463000 
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