How to play a good herbicide
Pesticide efficacy refers to the poisoning effect of pesticides on pests or weeds. The efficacy of pesticides can be expressed by the death percentage and death rate of pests after application. Fungicides are not easy to check the number of dead pests, and their efficacy can be reduced by the disease index
The survey found that many farmers reported that: in recent years, winter wheat, garlic and potato seedlings have been seriously dead. The seedlings appeared neatly at the beginning, but they will continue to die soon, and some even have monopoly. It is recommended that pesticide manufacturers can objectively and correctly indicate whether there is an impact or adverse reaction on crops (especially the next crop) on the instruction manual of such herbicides, so that farmers and friends can be aware of them during the use process, and at the same time The specific blending quantities of various crops are clearly marked in easy-to-understand language.
Some of the same and the same batch of varieties performed well in some plots, and farmers began to suspect that it was caused by chemical fertilizers, seeds or bacteria. However, through the analysis of herbicide use and the comparison of adjacent plots, it was finally determined that the real culprit was the overuse of herbicides in the previous crop.
In order to save trouble, herbicide manufacturers use a large number of biocidal herbicides in weirs and ditches, which can easily cause damage to the environment. Such as water pollution, soil erosion, the destruction of local microclimate or lead to the extinction of certain plants and so on.
Here, the editor reminds the dealers and plant protection departments to strengthen the publicity and popularization of pesticide knowledge, and guide the farmers to use herbicides correctly and in moderation. . efficacy
