为提高小陇山林区落叶松人工林有害生物防治效果。对小陇山林区落叶松人工林有害生物发生与危害进行全面调查，发现主要有害生物有5种，即落叶松早期落叶病、落叶松枯梢病、落叶松叶蜂、落叶松球蚜及甘肃鼢鼠。根据落叶松生长发育特点、林业有害生物生活习性与危害特点，结合生产实际和多年防治经验，总结提出了小陇山落叶松人工林主要有害生物综合防治措施。

To improve the control effect against harmful organisms in larch plantation of Xiaolong mountain, through a comprehensive investigation of the occurrence and hazards of major harmful organisms in larch plantation of Xiaolong mountain, 5 mjor harmful organisms were detected i.e., early defoliation disease, shoot blight, larch sawfly, larch aphids and Gansu zokors. According to the the growth and development characteristics of larch, the living habits and harmfulness characteristics of forestry harmful organisms, combined with the production practice and years of control experience, the comprehensive control measures for the main harmful organisms of larch plantation in Xiaolong mountain were summarized and put forward.

S791.22

甘肃省2022年省级林业和草原自列科技项目(2022kj047)；甘肃省小陇山林业保护中心2022年科技计划项目。