4种茚虫威饵剂对潮州地区红火蚁的 田间防治效果

Field the Effect of Four Indoxacarb Baits on Solenopsis invicta Buren in Chaozhou Area

为了筛选出对潮州地区红火蚁具有防效的诱杀饵剂,选取目前本地区市面上最常见的4种红火蚁诱杀饵剂,开展田间药效试验,测定药剂对红火蚁活蚁巢、工蚁和蚁群的防治效果,以此评估综合防效。0.08%茚虫威杀蚁饵剂和0.05%茚虫威杀蚁饵剂药后12 d和21 d的综合防效都达到90%以上,防治效果好,且具优良的速效性、长效性;0.045%茚虫威杀蚁饵剂药后12 d的综合防效接近90%,药后21 d的综合防效达到90%以上,说明产品长效性和速效性均较好;0.1%茚虫威杀蚁饵剂药后12 d和21 d的防效分别为76.41%和60.54%,产品速效性和长效性相对较差。0.08%茚虫威杀蚁饵剂、0.05%茚虫威杀蚁饵剂诱杀红火蚁效果好,适合本地区推广应用;0.045%茚虫威杀蚁饵剂诱杀红火蚁效果较好,适合作为轮换药剂推广应用。

To screen out the booby trapping bait that has a control effect on Solenopsis invicta Buren in Chaozhou area.The four most common baits of s.invicta on the market in this area were selected to carry out field efficacy tests,and the control effect of the agents on live ant nests,workers and ant colonies of s.invicta was measured,and the synthetical control effect was evaluated sequentially.The control effect of indoxacarb 0.08%bait and indoxacarb 0.05%bait reached more than 90%in 12 d and 21 d,and the control effect was good,and it had quick and long-term effect.The control effect of indoxacarb 0.045%bait reached more than 90%after 21 d,the control effect was near 90%after 12 d,indicating that the long-term effect of the product and the quick-acting effect were good.The control effect of indoxacarb 0.1%bait after 12 d and 21 d were 76.41%and 60.54%,indicating that the fast-acting and long-acting properties of the product were relatively poor.Indoxacarb 0.08%bait and indoxacarb 0.05%bait booby-trap S.invicta have good effects,which are suitable for promotion and application in this region.Indoxacarb 0.045%bait has a good effect on booby-trapping S.invicta and is suitable for promotion and application as a rotation agent.