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How to control lychee erinose mite? A must-read for growers
The lychee erinose mite, also known as the lychee gall mite or lychee hair spider, causes the affected leaves to develop what is called felt disease. It damages lychee and longan. Both adult mites and nymphs attack tender shoots, leaves, flower clusters and young fruit, sucking sap. On affected leaves, yellow-green patches first appear on the underside; the damaged patches are sunken
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Prevention Methods for Deformed Fruit in Strawberry Cultivation
The main cause of deformed strawberry fruit is poor pollination and fertilization, but the degree of occurrence is related to factors such as variety, flower order, flower-visiting insects, temperature and humidity, and pesticide spraying during the flowering period. Therefore, to prevent the occurrence of deformed strawberry fruit in production, the following should mainly be considered
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Detailed Explanation of Key Techniques for Growing Large-Fruit Watermelons
1. Site selection 1. Soil quality: Choose sandy soil that is loose and well aerated. Black soil with a sand content of about 30-40% is best. For clay soil, increase the number of tillage operations to improve soil permeability; autumn plowing is best. Once the vines have grown to more than 30cm, do not deep-plow, to prevent
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What are the key management points for loquat before harvest?
Last winter had little rain, and the growth and development of loquat fruit were relatively poor, so doing a good job of pre-harvest management is very important. For this reason, the current key points of loquat cultivation technology are briefly described as follows: 1. Fertilization ① Apply N and K chemical fertilizers or decomposed organic fertilizer in combination with irrigation or after rain by opening radial trenches or interrupted ring trenches.
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Detailed Explanation of the Key Points of Shaping and Pruning Techniques for Goji Berry Cultivation
For goji berries to yield abundantly, they must first be trained into a good tree form. Goji berries have strong branching ability and vigorous growth, and have the characteristic of flowering and fruiting twice each year. If management is poor and shaping and pruning are improper, not only will the yield of the current year be affected, but the tree vigor will also decline prematurely. Therefore, proper
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How to protect walnut trees from the cold? A detailed guide to cold-protection techniques for walnut cultivation
Because walnut tree branches have a large pith and high water content and poor cold resistance, they are prone to freeze damage in the colder and drier areas of the north, causing branch dieback. Therefore, to ensure the normal growth of young trees and prevent freeze damage, winter cold-protection work should be strengthened to reduce the harm
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Detailed Explanation of Pollution-Free Fertilization Technical Specifications for Yam Cultivation
① Propagation technology: Yam propagation is divided into two types: sexual propagation and asexual propagation. Sexual propagation is mainly used for crossbreeding to obtain new high-yield, high-quality variety types; because it requires a long time, it is generally not suitable for use in production. Asexual propagation includes tuber cutting propagation methods, top
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Sharing High-Yield Cultivation Experience of Yellow Onions
Yellow onions, with their high yield, good quality and attractive color, are exported to Japan, Russia and other countries, and have become an important way for farmers in Weifang, Jinan, Tai'an and other areas to get rich. The high-yield cultivation techniques for yellow onions are summarized as follows: 1. Select good varieties and cultivate
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What are the control methods for pepper seedling leaf curl disease?
When peppers are grown as seedlings in winter and spring, after transplanting (dividing seedlings) leaf curl, arrested growth and even death often occur. I. Causes and symptoms (1) Physiological disease: long-term low temperature and high humidity in the seedbed cause poor plant development, yellowing of stems and leaves, curling and shrinking of the terminal leaves, and stunted growth; in severe cases the roots are waterlogged and rot, the roots turn rusty in color and then decay.
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Key Cultivation Techniques for High and Stable Yield of Feizixiao Lychee
Feizixiao lychee is an excellent mid-to-early maturing variety from Guangdong, with large fruit, thick flesh, attractive color, small seeds and sweet taste, and excellent quality and flavor; its best eating period is when the peel is green with a red tinge. Feizixiao has strong adaptability to climate and environment, vigorous vegetative growth, and flowers easily,
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