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《Journal of Northwest Forestry University》 2012-03
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Shoot Feeding Behaviour of Tomicus yunnanensis on Pinus yunnanensis Trees

GAO Yan-fei,ZHANG Ying,ZHANG Zhen,WU Wei*(Southwest Forestry University,Kunming,Yunnan 650224,China)  
Shoot feeding and trunk attack by the pine shoot beetle(Tomicus yunnanensis,Coleoptera: Scolytinae) on Yunnan pine(Pinus yunnanensis) are two factors to result in the death of the trees.Factors influencing shoot feeding of the beetle were examined by field investigation.The results showed that there existed a remarkable relationship between the galleries length and shoot length,this correlation was also noticeable between the galleries length and shoot diameter.In addition,attack position in a shoot play a significant part in galleries length of T.yunnanensis.The main impact factors of T.yunnanensis were shoot length,shoot diameter and attack position.
【Fund】: 国际科技合作项目(2006DFA31790)
【CateGory Index】: S763.7
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