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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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The Latest Technical Methods and Tutorial for Citrus Pest and Disease Control
Citrus belongs to the genus Citrus under the Rutaceae family, and prefers a warm and humid climate. Main pests and diseases and their control: During the growth and development of citrus, when the influence of harmful organisms or adverse environmental conditions exceeds its adaptive capacity, its normal growth and development are inhibited, and its metabolism undergoes
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The Latest Technical Methods and Tutorial for Hami Melon Pest and Disease Control
Hami melon is a variation of melon, with round or oval fruit, produced in Xinjiang, not only delicious but also rich in nutrients, with high medicinal value and great prospects for cultivation, widely grown throughout China, and during production it often suffers from bacterial leaf spot, vine
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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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Latest Technical Methods and Tutorial for Controlling Pests and Diseases of Pistachio Trees
The pistachio tree is not a native seedling of China; in countries such as Syria, pistachio trees are very commonly planted, and they have also been widely cultivated in places such as Xinjiang. It is an ancient tree species of the arid subtropics. The main diseases include gummosis, leaf spot disease, and root rot, while the main pests include brown scale,
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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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What are the latest control methods for apple tree yellow leaf disease?
Apple tree yellow leaf disease is a common disease of apple trees, also known as chlorosis, iron deficiency chlorosis, etc. It is a physiological disease caused by a lack of iron. It starts from the young tender leaves of new shoots, the leaf mesophyll turns yellow first, the veins remain green forming a green net-like pattern, and later the whole leaf turns yellow
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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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