文章摘要
  
DOI：10.3969/j.issn.1004-874X.2009.10.027
Author NameAffiliation
罗伟灵, 廖庆华, 练瑜兰 兴宁市坭陂镇农业站,广东,兴宁,514581
兴宁市农业技术推广中心,广东,兴宁,514500
兴宁市福兴街道办事处农业站,广东,兴宁,514562 
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