Talking about the Prevention and Control Measures of Rice Blast
This year, as a result of climate and other reasons, rice blast disease is widespread, and if it is not urgent, prevention will result in a reduction in production.
The prevention and control of rice blast is particularly important. Now we will discuss the following prevention and control measures:
1. Choose disease-resistant varieties and reasonably mix varieties.
2. To strengthen the cultivation and management: shallow water ground irrigation, timely field, late dry and wet.
3. Appropriate application of fertilizers: combined application of nitrogen, phosphorus and potassium, organic and inorganic fertilizers, proper application of grass ash, etc.
Silicic acid fertilizer. Do base fertilizer, early application of fertilizer, see the seedlings in the middle and late days to see Tian Qiao fertilizer.
4. Chemical control: seize the key period, timely medication. Early grasping leaf lice, ç‹ æ²» 穗瘟.
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