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我站在消灭越冬虫害方面,主要根据茶树害虫的越冬习性。采取以下几个办法: 1.根据尺蠖化蛹于茶丛下0.5—1.5寸左右的表土层中与茶剌蛾以幼虫結茧于茶丛下落叶层中及土缝隙內越冬的特点,58—59年,我站当此类害虫发生量多时,除在发生期重点药剂防治外,曾于冬閑季节(12月上旬至翌年元月上旬)結合茶园深耕施基肥,用小鉄齿耙,将茶丛下部的落叶和1.5寸深的表土,耙入施肥沟底深埋。 2.根据茶毛虫越冬卵块产于茶丛中下部叶片反面,上复黄色绒毛。茶簑蛾以幼虫将虫袋紧結于茶丛枝条上越冬的习性。曾在冬季及早春(春茶未采茶前),组织职工家属小孩及学生,逐园逐行逐丛
I stand in the elimination of overwintering pests, mainly based on the winter habit of tea pests. Take the following methods: 1 according to chrysalis pupae in the tea clumps 0.5-1.5 inches in the topsoil and the larvae cocoon larvae cocoon in the tea clumps in the leaf layer and the soil gap winter, 58- In 59 years, when I stood there for a long time, in addition to the key pesticide control during the period, I used to cultivate the basal fertilizer in combination with the tea plantations during the winter leisure season (from early December to early January of the next January) Lower deciduous and 1.5 inches deep topsoil, dug deep into the ditch at the end of fertilization. 2. According to the tea caterpillar overwintering egg produced in the middle of the lower part of the tea leaves on the complex yellow villi. Tea moth moth larvae will be insects close to the branches of tea bush winter habit. In the early spring and early spring (before picking tea in spring tea), the families and children of staff and workers were organized,