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各种农药的使用都有一定的温度范围。在购买和使用农药时要首先了解农药的使用说明和注意事项。大部分农药在气温20～30℃的范围内的使用效果比在20℃以下好。气温超过了35℃,由于高温会使药剂挥发分解,而降低药效的持久性,对喷旖效果会有很大影响。需要注意的是,在炎热的天气条件下,由于代谢作用旺盛,人和动物都容易因吸入药剂而中毒,所以炎夏季节最好不要在中午施药,而在上午
The use of various pesticides have a certain temperature range. In the purchase and use of pesticides to first understand the pesticide instructions and precautions. Most pesticides in the temperature range of 20 ~ 30 ℃ the use of better than 20 ℃ below. Temperature exceeds 35 ℃, due to the high temperature will make volatile drugs decomposition, and reduce the persistence of efficacy, the spray effect will have a great influence. It should be noted that, in hot weather conditions, due to the strong metabolism, humans and animals are easily poisoned by inhalation of agents, it is best not to spray during the summer season at noon, and in the morning