First, fertilizer and water management. During this period, the flower bud differentiation period was perfect, and the demand for fertilizer was more urgent. According to the size of the tree and the amount of fruit, each plant is topped with 1.5-3.5 kg of high-nitrogen, low-phosphorus and high-potassium three-element compound fertilizer, spraying 0.3% potassium dihydrogen phosphate solution on the foliage, or 500% solution of Yongye Lifeline. ~ 2 times to promote fruit enlargement and increase fruit sugar content. Precipitation in the rainy season is large. Pay attention to discharge water in a timely manner so as not to cause rooting.
Second, hanging sticks, branches. Fruit enlargement will increase the pressure on the fruit branches of the tree. To prevent cracking and breaking of the fruit branch, timely lift the fruit branch with a straw rope or use a wooden pole with a spade to hold the fruit branch.
Third, pest and disease control. At present, during the rainy season, high temperature and high humidity are conducive to the occurrence and spread of diseases, and should cause a high degree of attention.
1. Scab. It is the devastating disease of Yamanashi. It is necessary to make great efforts and strictly control it. Before the rain spray prevention, spraying after the rain control, heavy rain, every rain will hit. The main drug used is 40% DuPont Fuxing 10000 times, or can kill 2,000 times, or 10% Difenoconazole 3000 times.
2. Ring disease. Use 80% tebuconazole 5000-fold, or 68.75% DuPont EPC 1200-1500 times, or 60% B-1000 times.
3. Tenebrio. 10% imidacloprid 2000 times, or 5% acetamiprid 1500 times + 4.5% beta-cypermethrin 2500 times.
4. Cornell mealworms. With 48% chlorpyrifos 1000-1500 times +2.5% kung fu 2000 times.
5. Heartworms. Diflubenzuron 1000 times + 4.5% beta cypermethrin 1500 times.
Apremilast Intermediate
Cas 6296-53-3 Apremilast Intermediate,Apremilast Intermediate,Cas 253168-94-4 Apremilast Intermediate,Cas 608141-43-1 Apremilast Intermediate
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