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在除治果树和农作物病虫害时农民常用农药瓶盖量农药.有些人因缺乏农药知识,用药量不是过多就是偏少,造成农作物或果树受药害或是防治效果不好.为了准确地量取农药,做到有效、安全,现将用瓶盖量药的方法介绍如下:一、农药瓶盖的容量 经测定,盛二斤农药药瓶的瓶盖容量一般是12.5毫升;盛一斤农药瓶的瓶盖容量一般是7.5毫升,因一般农药的比重与水接近,故把毫升当作克,即500毫升为1斤.
In addition to governance fruit trees and crop pests and diseases peasants commonly used pesticide bottle lid pesticide.People due to lack of knowledge of pesticides, the dosage is not too much is less than normal, resulting in crops or fruit trees by pesticide damage or control effect is not good .In order to accurately Take pesticides, to be effective and safe, the method of using the amount of bottle cap will be introduced as follows: First, the capacity of the cap of the pesticide is determined, Sheng two catties pesticide bottle cap capacity is generally 12.5 ml; Sheng a catty of pesticides The bottle cap capacity is generally 7.5 ml, due to the proportion of pesticides and water in general close to, so the ml as grams, that is 500 ml to 1 kg.