According to different growth stages, rice is generally divided into different growth stages such as seedling stage, tillering stage, jointing stage, booting stage, heading stage, flowering stage and filling stage. As for the best pesticides at that stage, it is generally appropriate to carry out comprehensive control according to the occurrence of local pests and diseases and the key growth period of rice. Below we will understand the use of drugs in various stages of rice growth. We generally focus on the comprehensive control of rice pests and diseases from rice sowing to seedling stage, rice panicle differentiation to the break stage and flowering stage, in order to achieve a multi-spray, cost-effective. 1. Rice seeding to seedling stage Mainly based on seed transmission, soil-borne diseases, Laodelphax striatellus, first-generation locusts, rice locusts and other key control objects for comprehensive chemical control. 1. Grasp the seed treatment: Generally, the medicine is soaked and the seed dressing is performed. For drug soaking, you can use 2,500-3000 times of prochloraz or cymene to prevent diseases such as rice blast and seedling disease. You can also use chlorobromoisocyanuric acid or soaking seeds. The seed dressing can be used for 3 kg of imidacloprid 3-6 g per 1 kg of rice seeds. It can also be used with thiamethoxam or ruthenium, and seed dressing for 30-40 ml of water to control rice planthopper, rice blast, rice. Weevil and rice stripe leaf blight and other diseases. 2. Select the right medicine according to the type of pests and diseases, and spray the medicines 2-3 days before transplanting: Generally, it can be selected by using tricyclic azole plus Kangkuan or a vitamin A triazophos and potassium dihydrogen phosphate spray to control the main pests such as spider mites and stem borer, and can also effectively promote the rapid return of the seedlings to tillering. Second, the rice panicle differentiation from the end to the breach The main focus is on pest control such as stem borer, rice leaf roller, rice planthopper, sheath blight, panicle neck and rice smut. According to the characteristics of rice varieties, the types of pests and diseases, the degree of occurrence, the target of treatment should be determined according to local conditions, and the medicines should be rationally mixed to cure the "main" and "secondary" effects. For example, 5-7 days before the rice breaks. It can be used to prevent and control rice blast, rice false smut and sheath blight by spraying with venom and other agents plus rice chlorpyridinone or flonica carbonitrile. It can also effectively control rice planthopper and rice. Pests and diseases such as leaf curlers and borers. Third, rice earing stage In general, rice planthoppers and rice leaf roller are mainly used to treat other diseases and insect pests. Generally, pymetrozine or fenpyridone or etofenproxone may be added with a drug such as 9080 or carbaryl hydrazide, and if the disease such as sheath blight is serious, benzoic acid can also be added. spray. In short, it is best to fight in several stages of rice in a lifetime. Generally, it is necessary to carry out comprehensive prevention and control according to the level of drug use in the field of rice in the field. When applying the medicine, use sufficient water, mix the liquid and the alignment parts, apply the medicine evenly, and try to keep the shallow water layer to ensure the control effect. I hope that the content described above can help the majority of rice growers. Our mission: To protect the health of ear, throat and nose with medical frontier knowledge and technological innovation. Silicone Enema Bag, Enema Bulb, Enema Bucket, Automatic Enema Device Ningbo Jiamai Internet Technology CO., Ltd. , https://www.jmcuhyd.com
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How to use medicine during rice growth? Use pesticide solutions in all stages of rice