How to treat root rot
Root rot usually occurs from late March to early April, and enters the peak period in May, which will cause root rot and death. How does it treat it? How to prevent it?
How to treat root rot?
The treatment methods of root rot in different plants are different from the drugs used. For example, wheat root rot is treated with 50% hydantoin or 50% sclerotia, with 500g spray per hm2; tomato root rot can be irrigated with Baitai (fungicide) 1000-1500 times and Wo Jiafu (promoting root growth) 1000 times.
How to prevent root rot?
1. Increase the application of microbial fertilizer em bacterial solution to improve the living environment. Increase the content of organic matter, improve soil structure, activate soil layer, inhibit diseases and insect pests, control root rot and other diseases.
two。 Rational irrigation, strengthen the management of soil fertilizer and water, use the original solution of em bacteria during irrigation, and dilute the original solution of em bacteria with a ratio of 100 times to 200 times.
3. Treatment of root causes, isolation and soil disinfection. Dig a deep ditch of more than 1 meter around the ward to prevent the spread of germs. To disinfect the soil of the disease garden, the method was to irrigate the roots in early spring and late summer, and dilute the original solution of em bacteria with the ratio of 100 times to 200 times in the early spring and late summer.
4. Organic manure and green manure can be used to ferment animal faeces to form organic manure by using the original liquid of em bacteria.
5. Before sowing, the seeds can be mixed with 0.3% of seed weight or 0.1% of seed weight, or soaked in 2000 times of 80% antibacterial agent EC for 5 hours; the base of cuttings can also be soaked in the same concentration for 1 hour before cutting.
The situation of root rot in each crop will be different, so the corresponding measures should be taken according to the actual situation.
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