20%氧乐·酮乳油防治小麦穗蚜试验

The Control Effect of 20% Omethoate-Triazolone EC to Macrosiphum Avene (Fabricius)

田间试验结果表明 ,每 6 6 7m2 用 50～ 6 0ml2 0 %氧乐·酮乳油防治小麦穗蚜 ,药后 7d防治效果达97%以上 ,且具有速效、持效期长等特点 .

The results of field trial showed spraying 50-60ml Omethoate-Triazolone EC to control Macrosiphumavene (Fabricius) The control effects were all over 97% after days.Fipronil possessed fast and long persistend to control the pests.