绿僵菌防治高尔夫草坪蛴螬试验

Effect of Metarhizium anisopliae on chafer grub control in golf course

金龟子Anomala cupripes幼虫蛴螬是高尔夫草坪的主要地下害虫,直接影响球场草坪质量以及运动性能。深圳市蛴螬危害主要发生在2个时期,春季末期和夏季末期。应用绿僵菌生物农药防治蛴螬,分别进行了小区试验和高尔夫球场大区试验,结果发现,小区试验绿僵菌对蛴螬的杀灭率平均为67.6%,适宜施菌量为2g/m2;大区试验绿僵菌对蛴螬的杀灭率秋季平均达59.9%。

The chafer grub （Anomala cupripes） is underground pest in the golf course and severly affect the turf quality and the sport fitness. The chafer grub occurs mainly in late spring and late autumn in Shenzhen. Metarhizium anisopliae was used to control chafer grub in plot test and 5 golf courses, and the result indicated that the fatality rate was 67.60% in plot lest and the suitable application rate is 2 g/m^2. And the average fatality rate in golf course was 59.8%.