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在使用化学农药时,常会看到有个农药分散度的概念,有些农友经常问什么是农药分散度的问题,所谓分散度即指所施用的农药被分散的程度,它是衡量农药制剂质量或施用时喷洒质量的指标之一。分散度通常用分散直径的大小表示。农药的分散度越大,粒子越小;分散度越小,粒子越大。在一般情况下,农药的分散度越大,在使用时其覆盖面积就越大,标志着药剂与病虫害接触的机会也就越大,它关系到农药的毒理学性能是否能得到充分
In the use of chemical pesticides, often see a concept of pesticide dispersion, some farmers often ask what is the issue of pesticide dispersion, the so-called dispersion refers to the extent of the pesticide is dispersed, it is a measure of the quality of pesticide formulations Or one of the indicators of spraying quality when applied. Dispersion is usually expressed as the size of the dispersed diameter. The greater the degree of dispersion of pesticides, the smaller the particle size; the smaller the degree of dispersion, the larger the particle size. In general, the greater the degree of dispersion of pesticides, the greater their coverage when used, indicating greater chance of exposure of the pesticide to pests and diseases, which is related to the adequacy of the toxicological properties of the pesticide