锦县三台子公社五台子大队我们五台子大队去年播种的550亩棉花,全部搞了色板诱蚜。1.色板做法:用木条或树条做成宽1尺,长1.5尺的长方形框子,钉上一层涂有深黄或深绿色的旧塑料薄膜,两面涂上废机油,即成色板。插在棉田里的高度,下框距地面半尺左右。插板后,每天进行检查,清除板上死蚜及杂 Five sets of sub-communes, Jintai County, five units of brigades Weitaizi brigade sowed 550 acres of cotton last year, all engage in color temptation aphids. 1. Swatches approach: made of wood or tree strips 1 foot wide, 1.5-foot long rectangular frame, nail coated with a layer of dark yellow or dark green old plastic film, coated with waste oil on both sides, namely the color plate . Inserted in the cotton field height, the next frame about half a meter from the ground. After flapper, check every day, remove dead aphids and miscellaneous board