福彩3d质合走势图

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草坪虫害防治

1 造成草坪草害虫危害的主要原因

CAOPINGJIANZHIQIANTURANGWEIJINGFANGCHONGCHULI(SHENFANSHAITU、WATUSHICHONG、TURANGXIAODUDENG);SHIYONGDEYOUJIFEIWEIJINGFUSHU;ZAOQIFANGZHIBUJISHIHUOYONGYAOBUDANG、SHIXIAODENG。

2 CAOPINGCAOCHONGHAIZONGHEFANGZHI

1 NONGYEFANGZHI。SHIDISHICAO、BOQIANSHENFANSHAIDI、SUIWASHICHONGCHUCHONG、SHIYONGCHONGFENFUSHUDEYOUJIFEI、SHISHIJIAOSHUIGUANLIDENG。

2 WULIHERENGONGFANGZHI。DENGGUANGYOUBU、YAOJIDUTUDENGCHUSHA、RENGONGBUZHUODENG。

3 SHENGWUFANGZHI。JILIYONGTIANDIHUOBINGYUANWEISHENGWUFANGZHI。RUFANGZHIQICAOYOUXIAOBINGYUANWEISHENGWUZHUYAOSHILVJIANGJUN,FANGXIAODA90%。

4 HUAXUEFANGZHI。SHACHONGJIYIYOUJILINHUAHEWUWEIZHU。YIBANSHIYAOHOUYINGJINKENENGLIJIGUANGAI,YICUJINYAOWUDEFENSAN,BIMIANGUANGFENJIEHEHUIFADESUNSHI;DUIDIBIAOHAICHONGCHANGYONGPENWUFA。DANYOUXIEHAICHONG,RUFANGZHICAOPINGYEMINGDENGSHIYAOHOUGUANGAIZHISHAOYINGZAISHIYAOHOU24~72h HOUJINXING。CHANGYONGFANGFASHIYAOJIBANZHONG、DUERYOUSHAHUOPENWU。

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