woniushufuzugangbingyanmudawoniukepaxinghaichong,zhuyaoshenghuozaishusongfeihuoshirundecaidishang,yitianshishucaideyelvsujicaibingbiaopizuzhiweizhu,shidongjishucaishengchanzhongdezhuyaohaichongzhiyi。如果包心菜、黃芽白等在早期遇害,不僅葉包不了,嚴重時還會造成整株腐爛死亡。現將其防治措施介紹如下:
1.人工捕捉:woniudeweihaishijianyuqitahaichongyousuobutong,tazhuyaojizhongzaizaochencaidihuichaoshiheyinyutian,weihaibuweiduoweishucaijindimiandeyeyejiyebeibu。yinci,yingzaizaochenheyutianjinxingrengongbuzhuo,jizhongxiaomie,zheyangduijianshaochongyuanhejianqingweihaiyouhenhaodexiaoguo。
2.物理防治:蝸wo牛niu屬shu爬pa行xing害hai蟲chong,爬pa行xing時shi蝸wo牛niu的de頭tou與yu身shen軀qu均jun露lu在zai殼ke外wai,並bing分fen泌mi出chu一yi種zhong黏nian液ye,靠kao這zhe種zhong黏nian液ye驅qu動dong腹fu足zu幫bang助zhu行xing走zou,因yin此ci,在zai蔬shu菜cai四si周zhou撒sa施shi草cao木mu灰hui或huo穀gu殼ke灰hui加jia少shao許xu石shi灰hui等deng,可ke防fang止zhi蝸wo牛niu爬pa上shang菜cai梗geng進jin行xing危wei害hai。因yin為wei蝸wo牛niu體ti上shang的de黏nian液ye沾zhan上shang草cao木mu灰hui及ji石shi灰hui後hou,不bu僅jin驅qu動dong不bu了le身shen軀qu,而er且qie會hui將jiang粘zhan在zai身shen上shang的de草cao木mu灰hui及ji石shi灰hui帶dai進jin殼ke內nei,並bing因yin此ci產chan生sheng摩mo擦ca致zhi死si。
3.藥劑防治:蔬菜移栽活棵後,可用敵百蟲800倍液進行防治,但為了生產無公害放心菜,最好用1波美度的石硫合劑進行防治。因為石硫合劑不僅是一種對蝸牛殺傷力強的堿性農藥,而且還是一種高效殺菌、殺卵的無公害蔬菜生產農藥。
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