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1、栎球坚介壳虫分必一种甘露,可以诱致柞蚕天敌——拖脚蜂、蚂蚁、螵虫、椿象、金龟子等吸食,不再危害柞蚕。2、修剪柞树,以二芽柞可减低栎球坚介壳虫对柞树的危害;对芽柞危害极低,不降低担蚕量,并可调济各龄适用的饲料; 3、长角象鼻虫是寄生栎球坚介壳虫效力(78%)很大的天敌,它对柞蚕不危害,对柞树无受害表现
1, oak ball scale insects will be a kind of nectar, can induce the tussah natural enemies - drag feet bees, ants, pinworm, stinkbugs, beetles and other smoking, no longer endanger the tussah. 2, pruning oak tree, with two buds oak can reduce oak ball scale insects on the oak tree hazards; buds oak harm is very low, does not reduce the volume of burden, and can adjust the age of the applicable feed; 3, horny nose Insect is a parasitic oak ball scale insects Effectiveness (78%) a great natural enemy, it does not harm the tussah, harmless oak tree performance