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What to Do About Fruit Cracking in Pear Trees? Cause Analysis and Control Methods
What should be done about fruit cracking in pear trees? Please give guidance. Causes of fruit cracking in pear trees: First, excessive fruit growth, imbalanced soil moisture supply, and uneven fruit growth; second, no potassium fertilizer applied or insufficient potassium fertilizer causing fruit cracking; third, pear scab can also severely cause cracking. To control fruit cracking in pear trees, it should be done from May to July...
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Common Pests and Diseases in Pear Tree Cultivation and Their Control Methods
What pests and diseases should be prevented in pear tree cultivation? Here is an introduction to the main pests and diseases in pear tree cultivation: For diseases, generally spray fungicide 7 days after flowering, then spray again at an interval of 15 days. After June, on sunny days, spray the protective agent 1:3:240 Bordeaux mixture 3 to 4 times, at intervals of 15 to 20 days. During the rainy season, fungicides can be sprayed on the trees. ① Black spot disease: 75% carbendazim at 800 times dilution.
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Detailed Explanation of Post-Harvest Management Techniques for Pear Trees
How should pear trees be managed after harvest? Please explain the methods. Post-harvest management of pear trees can refer to the following methods: 1. Clear the orchard and prune. After harvesting the fruit from pear trees, all kinds of weeds, dead branches, fallen leaves and fallen fruit in the orchard must be cleared away in time, and the shaded branches inside the canopy, as well as diseased and pest-infested branches, weak twigs, dry dead branches and overlapping...
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What are the main pests and diseases in pear tree cultivation?
What are the main pests and diseases in pear tree cultivation? Please explain. Common pests and diseases in pear cultivation include the following: 1. Pear tree valsa canker mainly damages the bark of main and side branches, causing rot. There are two symptom types, canker type and branch blight type, and in severe cases many branches die back, leading to death. For control, strengthen orchard management, control the fruit load,...
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Detailed Explanation of Key Techniques for Spring Management in Pear Tree Cultivation
How should pear tree cultivation be managed in spring? Please provide guidance. For spring management of pear tree cultivation, you can refer to the following methods: I. Strengthen fertilizer management 1. Apply sprouting fertilizer well: It is required that after the Spring Festival, for each mature pear tree, supplement 1.5 kg of special fruit tree fertilizer per tree, and for young trees planted in the 2003 ecological construction along the mountains, supplement...
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How to Fertilize and Water Pear Trees? Key Points of Water and Fertilizer Management Techniques
How do you fertilize and water pear trees? Here is an introduction. For fertilizing and watering pear trees, you can refer to the following methods: 1. Fertilization techniques. 1. Fertilizer amount. Generally speaking, producing 100 kg of pear fruit requires 0.47 kg of pure nitrogen, 0.23 kg of pure phosphorus, and 0.48 kg of pure potassium. The ratio of nitrogen, phosphorus, and potassium is 1:0.5:1. If calculated at a yield of 2,500 kg of pears per mu, then each mu requires 11.75 kg of nitrogen, 5.75 kg of phosphorus, and 12 kg of potassium. In actual production, the fertilizer amount can be calculated according to the content of effective ingredients in various fertilizers.
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Detailed Explanation of Pear Tree Planting Methods and Technical Points
How to plant pear trees? A detailed introduction. Pear trees have strong adaptability to the natural environment and relatively strong waterlogging tolerance and stress resistance, and can be planted on both mountainous and flat land. Pollinator trees need to be planted alongside them. For example, pair Huanghua with Xinshiji or Hangqing. 1. The planting time for pear trees is generally from late November to January of the following year, and at the latest should not exceed early spring...
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Detailed Explanation of Pruning Techniques for Yali Pear Trees During the Fruiting Stage
How should Yali pear trees be pruned during the fruiting stage? Please provide guidance. During the fruiting stage, Yali pear trees can be pruned by referring to the following methods: 1. Pruning objectives: Maintain a strong tree vigor, regulate light distribution, and ensure the tree body is well ventilated and lighted, with light reaching every branch. Continuously renew branch groups to keep them robust and long-lived. Overcome alternate-year bearing and ensure...
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Key Technical Points for Spring Pest Control and Fertilization of Mulberry Trees
First, pest control must be strengthened. The pests harming mulberry trees in spring are the "mulberry looper" and the "mulberry tussock moth," which mainly feed on mulberry buds and tender leaves. For control, during the mulberry bud stage, a 1000-fold dilution of "dichlorvos" solution can be sprayed; once the mulberry leaves have grown larger, manual catching is the main method. Second, fertilize at the right time. Applying spring fertilizer promptly can promote...
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Key Technical Points for Pest and Disease Control in Mulberry Trees After Summer Pruning
Mulberry dwarf disease is a whole-plant disease of mulberry trees. It can be divided into three types: yellowing, dwarfing, and mosaic. 1. Symptoms ① Yellowing-type dwarf disease: In the early stage of the disease, it mostly starts from the top of the branches, with small yellow leaves that curl toward the underside. As the disease worsens, the lower leaves become thin and small, yellowed, curled, and with scorched spots. The internodes of the branches are short, and side branches cluster densely, forming a broom-like...
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