How to manage the late pear growth
First, fertilizer and water management From August to early September is the second peak of Yakina fruit enlargement. It is also a period of perfect flower bud differentiation. The demand for nutrients is more urgent. We must pay close attention to top-dressing first-time fertilizer. When fertilizing, it depends on the size of the tree and the amount of fruit topping. Generally, 30-35 kg of three-element compound fertilizer with low phosphorus, high potassium, and 0.3% potassium dihydrogen phosphate solution or Wingye Life is applied per acre. 800 times for 2-3 times, to promote fruit enlargement and increase fruit sugar content. Precipitation in the rainy season is large. Pay attention to drainage so as not to cause rooting. Second, hanging sticks, branch branches fruit enlargement on the fruit tree branches increased pressure, in order to prevent the fruit branch splitting and breaking, in time to establish a long wooden pole in the middle of the tree, with straw rope to lift fruit branches, or with a tape The wooden poles hold the fruit sticks up. Third, pest and disease control is currently in the rainy season. High temperature and high humidity are conducive to the occurrence and spread of pests and diseases. Attention should be given to prevention and control. 1. Scab. The disease is the devastating disease of Yali pear. It is necessary to make great efforts to control it strictly so that it can be sprayed before the rain, sprayed after the rain to prevent and cure, heavy rain and big spray, and every rain must be sprayed. Pharmacy can choose 40% DuPont Fuxing 10 thousand times liquid or 10% difenoconazole 3000 times. 2. Ring disease. This period is also a frequent occurrence season of ringworm disease. It is possible to use 80% tebuconazole 5000 times, 80% carbendazim 2000 times, 68.75% DuPont Epro 1200-1500 times, and 60% more than 1000 times. . 3. Tenebrio. Can be used 10% imidacloprid 2000 times, 5% acetamiprid 1500 times + 4.5% beta cypermethrin 2500 times for control. 4. Cornell mealworms. Can be used 48% chlorpyrifos 1000-1500 times + 2.5% kung fu 2000 times for control. 5. Heartworms. Diflubenzuron can be used 1000 times + 4.5% high efficiency cypermethrin 1500 times, or 5% high power 2000 times + A Wei salt 4000 times for control. Fourth, timely pick pear fruit mature sign is the skin color from dark green to yellow-green, glossy surface, pear seed black. Picking early, pear fruit immature, low sugar content, poor flavor; picking late, easy to a large number of fruit drop, resulting in loss. Picking is generally better in Weixian County in mid- and late September. Pick your nails short when picking so that the nails will not scratch the pear skin. When picking the fruit, the pear fruit should be turned upside down in the hand to separate the pear fruit from the fruit table. It is strictly forbidden to pull it down by hand so that the pear fruit will damage the surrounding flesh and cause the pear fruit to rot. When picking pears in the basket, newspapers and other objects must be laid to prevent them from being hurt. The pear fruit that you pick should be taken lightly, and let the pears occupy the space when you stack them. Take care not to let the pears hurt the pear fruit. Knit Cotton And Dotted Gloves,Pvc Dot Knit Gloves,Gloves Cotton Knitted,Dot Knit Gloves Jiangsu Hespax Security Co., Ltd , https://www.hespax.com