文章摘要
  
DOI：10.3969/j.issn.1004-874X.2009.06.090
Author NameAffiliation
任春 仲恺农业工程学院经济与管理学院,广东,广州,510225 
Hits: 1171
Download times: 546
Abstract:
      
View Full Text   View/Add Comment  Download reader

Editorial Department of Guangdong Agricultural Sciences
Tel: +86-20-38319948   E-mail:gdnykx@vip.163.com
Technical Support:Beijing Qinyun Technology Development Co., Ltd.