The contraindications of fungicides to crops
Any bactericide is a phytotoxic problem, but the degree is different. The sensitivity of crops to different ingredients of bactericides is also different. Let's take a look at the small series of pesticide nets .
1. Triazole fungicides should avoid long-term use in the vegetative growth period of melons, and use in the fruiting period of Daqingzao will produce deformed fruit. Do not use it;
2, copper preparations should not be used on cabbage;
3. Inorganic copper preparations are forbidden to be used in flowering and young fruit periods of fruit trees, and should be used with caution in high temperature and high humidity weather.
4, high content of chlorothalonil ingredient fungicide should not be used on persimmon trees, pear trees;
5, arsenic preparations in the persimmon tree growth period and melons will cause phytotoxicity, to avoid use on these crops.
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