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How to prevent and control downy mildew in watermelon? A detailed guide to the latest control methods
Watermelon downy mildew tends to occur in the middle and late stages of watermelon plant growth. The disease mainly harms the leaves. At first, water-soaked light green small spots appear on the leaves, then they gradually turn yellow, and the lesions keep expanding and change from yellow to light brown. Because they are restricted by the leaf veins, they appear as irregular polygonal
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How to prevent and control pests and diseases of plum trees? Latest technical method tutorial
Plum trees are prone to pests and diseases under poor management conditions. In mild cases, it affects tree development, resulting in poor fruit quality and low yield; in severe cases, it causes tree weakening and a short lifespan, and the fruit becomes inedible. The main pests and diseases include the plum fruit sawfly, fruit borers, aphids, red spider mites, red spot
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How to prevent and control melon pests and diseases? Latest technical methods tutorial
Melon, also known as gan melon, xiang melon, etc., with the adjustment of the planting industry structure and the rapid development of high-efficiency agriculture, the area planted with small sheds, medium sheds, large sheds, and greenhouses for watermelons and melons has increased year by year. Due to continuous years of repeated cropping, disease sources and insect sources have accumulated year by year, causing the types of pests and diseases
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How to prevent and control pests and diseases of Shatian pomelo? Latest technical method tutorial
Shatian pomelo is named after Shatian Village in Rong County, Guangxi, where it was first planted. As early as the 1930s, it was exported to Hong Kong, China, Nanyang, Europe, and the Americas, and it has strong competitiveness in the international market. It has now been expanded to the Xunjiang, Longjiang, Guijiang, Lijiang, and Hongshui River basins in Guangxi, and Guangdong
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Latest Technical Methods and Tutorial for Preventing and Treating Apple Tree Canker
Apple tree canker is one of the more serious diseases affecting apple-producing areas in China, commonly known as stinky bark disease, rotten bark disease, and running bark disease. In the northern apple-producing areas of China, canker occurs very severely, with trees covered in disease scars and branches and trunks incomplete, often causing tree death and orchard destruction.
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Latest Technical Methods Tutorial for the Prevention and Control of Sugarcane White Leaf Disease
In sugarcane plants affected by white leaf disease, the leaves bear single or several white, milky yellow or light green stripes of varying width. Sometimes the entire leaf turns white and the leaf texture becomes soft. The side shoots or tillers growing from diseased sugarcane plants are entirely white, and in severe cases the leaf sheaths also turn white. Sometimes green small patches appear on the white leaves, mottled and of unequal size.
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How to treat sugarcane pokkah boeng? Latest prevention and control techniques and methods tutorial
Sugarcane pokkah boeng is a fungal disease in which the base of infected young leaves becomes chlorotic and yellowed, narrower than normal leaves, with the leaf blade notably wrinkled, twisted, or shortened. The pathogen's conidia spread through the air and land on the spindle leaf at the top of the stalk, where they germinate and invade the base of the young tender leaves.
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How to prevent and control watermelon leaf blight? A detailed guide to the latest methods
Leaf blight is one of the common diseases of watermelon, occurring mostly on open-field watermelons in summer and autumn, and spring-crop watermelons can also be affected, with a general incidence rate of 10-30%, and diseased plant rates of over 80% in severely affected plots, causing large numbers of leaves to wither and die, significantly affecting watermelon production. Besides harming watermelon, it also affects
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What to Do When Grapes Suffer Frost Damage? The Latest Prevention and Remedial Methods
Every winter, especially in northern regions, as temperatures drop sharply, frost damage is an important cause of low grape yields, and almost every year some regions see reduced yields due to the impact of frost damage. In unusual years, such as when low temperatures arrive early in winter, extreme temperatures are too low, low temperatures last a long time, or late frost occurs, grapes are affected by frost damage particularly severely, with huge losses. Below is an introduction to the two classifications of grape frost damage and some methods for addressing the threat of frost damage.
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Latest Causes of Black-Skinned Fruit and Detailed Prevention Measures
Many farmers who have grown citrus, lemons and pomelos have had this experience: in summer and autumn, these fruits develop blackened rinds, commonly known as black-skinned fruit. Some orchards are even devoured by this black-skinned fruit, with black fruits hanging all over the branches; these fruits are small, sour, and black-skinned, completely losing their value as a commodity.
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