In order to prevent phytotoxicity of herbicides , the use of herbicides must be in accordance with the correct method, pay attention to the following three points:
1. Control time Before the wheat jointing, the spraying time and seeding time of the wheat field sprayed with the dicotyledonous crops such as peanuts and cotton must reach the safe interval.
2, to accurately select the herbicide variety, each herbicide has a certain range of grass killing, residual effect, precautions, must choose to see the instructions when selecting herbicides.
3, spray technology: to strictly control the amount, can not be heavy spray leakage, choose windless weather, prevent the drift of the liquid medicine; it is best to use the special barrel, clean it in time to avoid phytotoxicity.
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