How is the male rice formed?
Male rice is what we call evil seedling disease, is a common disease in rice cultivation, how is it formed, how to prevent and cure it?
First, how the male rice is formed
Male rice is a common name for evil seedling disease. The reasons for the formation are as follows: carrying bacteria in seeds, non-standard seed soaking, rice antibodies caused by the use of the same seed soaking agent year after year, improper cultivation management and so on.
II. Control methods of male rice
The main results are as follows: 1. The seeds that remain must be disease-free, and the disease-free fields must be established.
2. Seed soaking with medicine should be standardized. Soak seeds in a special medicinal pool with a good concentration. The seeds can be soaked with 50% carbendazim 100 grams plus 50 kg water, or 35% carbendazim 120 grams with 50 kg water. It must be noted that the liquid level must be 15 cm higher than the seed level for seed absorption. At the same time, in the process of seed soaking, the liquid level of the drug remains static, and it can not be stirred or reused to ensure that the bacteria are suffocated.
3. Don't use the same seed soaking medicine every year and use it alternately.
4. Sprouting should not be too long, root damage should be avoided as far as possible and cultivation management should be strengthened.
5. when diseased plants are found, they should be removed and disposed of in time to avoid harming other healthy plants.
The emergence of male rice will lead to a reduction in agricultural production, in order to prevent and control, we must make a good choice when keeping seeds, and seed treatment should be strict.
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