论文部分内容阅读
一、选内吸性强的乳油类药剂如乐果、久效磷,磷胺、多菌灵、粉锈宁、三环唑等。因为这类药剂喷洒在作物上能迅速为作物吸收,发挥作用。二、选用速效性药剂如敌敌畏、1605、辛硫磷等。喷施这类药剂能很快把害虫击倒,发挥药效。三、加展着剂用药时往药液中加少量洗衣粉(千分之一左右),可增强药剂在叶面上的展着能力,提高除治防病效果。四、描准害虫活动规律用药对一些夜出活动的害虫,如粘虫等可在傍晚用药;对一些早出性活动的害虫,如棉铃虫等可在早晨用药。这样就能增加害虫触药机会,增强杀灭能力
First, the selection of strong absorption of EC creams such as dimethoate, monocrotophos, phosphoramidite, carbendazim, triadimefon, and so on. Because these agents sprayed on the crop can quickly absorb the crop, play a role. Second, the choice of quick-acting agents such as dichlorvos, 1605, phoxim and so on. Spraying these agents quickly knocked down pests and worked well. Third, the increase of drug agents to the liquid medicine plus a small amount of detergent (about 1/1), can enhance the ability of agents in the foliage of the exhibition, in addition to improving the effect of disease prevention and control. Fourth, the standard pest rules of medication Some pests of night activity, such as armyworms can be used in the evening medication; for some early pests of sexual activity, such as cotton bollworm and other medication in the morning. This will increase the pest access to medicine and enhance the ability to kill