农药与水的配比怎样算?

2025-03-16 02:54:46
推荐回答(4个)
回答1:

以喷雾器为例:

水的总容量16升X1000毫升=16000除以(需要稀释倍数)=用药量(毫升、克);

水的总容量25升X1000毫升=25000 除以(需要稀释倍数)=用药量(毫升、克)。

农药使用量通常分为:制剂用药量(克/公顷或克/亩)及稀释倍数(如:500倍、1000倍等)标示。制剂用药量要保证单位面积的实际用药量,如:若药品标示亩用量为30克,人工背负喷雾器一般2壶(约60斤)就可以喷施一亩地,那么每壶用量就为15克药品加30斤左右水;稀释倍数更好算,比如稀释倍数为500倍液(即实际药量的500倍即为兑水量),每喷壶用水为30斤(1500克),那么用药量就为加水量的1/500,即30克。

农药,目前世界上统一的英文名为pesticide——即为“杀害药剂”,但实际上所谓的农药系指用于防治危害农林牧业生产的有害生物(害虫、害螨、线虫、病原菌、杂草及鼠。以后,通过较长期的发展的生产和生活过程,逐渐认识到一些天然具有防治农牧业中有害生物的性能。到17类等)和调节植物生长的化学药品和生物药品。

农药通常把用于卫生及改善有效成分物化性质的各种助剂也包括在内。

回答2:

农药与水的配比一般有两种情况,一是倍数,即使用说明上标注用多少倍,这种情况下,农药与水的配比为农药量兑农药量乘以使用倍数的水量。二是亩用量,即亩用农药量兑亩用药液量的水,亩用药液量一般为30-45公斤。

回答3:

您好?供您参考:以喷雾器为例:
水的总容量16升X1000毫升=16000除以(需要稀释倍数)=用药量(毫升、克)
水的总容量25升X1000毫升=25000
除以(需要稀释倍数)=用药量(毫升、克)
谢谢您的提问

回答4:

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