论文部分内容阅读
松阿比扁叶蜂是油松主要食叶害虫。采用1.2%苦.烟乳油、3%高渗苯氧威、森得保粉剂对油松阿扁叶蜂防治试验表明,1.2%苦.烟乳油1 000~1 200倍液3 d和5 d防治效果达到90%和97%。3%高渗苯氧威3 500倍液3 d和5 d防治效果达到90%和93%。森得保粉剂300 g/hm2剂量3 d和5 d防治效果达90%~95%;
Pine Abbey leaf bee is the main leaf-eating pests. Using 1.2% bitter smoke tobacco, 3% hypertonic phenoxy and Morinda powder on the prevention and treatment of Aphis gossypii, 1.2% bitter smoke and tobacco 1 000 ~ 1 200 times 3 d and 5 d control The effect reaches 90% and 97%. The effect of 3% and 3% osthoxy 3 500 times on 3 d and 5 d reached 90% and 93% respectively. Morinda powder 300g / hm2 dose 3 d and 5 d control effect of 90% to 95%;