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li mu shi de fa sheng yu fang zhi yan jiu
Author(s): 
Pages: 15-18
Year: Issue:  4
Journal: Deciduous Fruits

Keyword:  砀山地区梨木虱发生规律影响因素防治;
Abstract: 研究了安徽省砀山梨区梨木虱的成虫、卵和若虫的年发生动态,影响梨木虱发生的温度、降雨、人为施药等因素,提出了综合防治技术措施.
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