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Detailed Guide to Controlling Sooty Mold Disease in Loquat
Loquat gray leaf spot mainly damages leaves and also damages fruit, and is a major disease of loquat. When leaves are affected, the initial lesions appear as pale yellow round spots, which then rapidly expand and merge into irregular large lesions with a distinct black ring at the edges. When fruit is affected, round, purplish-brown lesions form, soon become sunken, and later on the lesions grow...
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How should bacterial wilt in sesame be prevented and controlled?
I. Symptom expression Sesame bacterial wilt occurs relatively early. In the early stage of the disease, the roots turn brown, and the top of the plant wilts and droops. Afterward, dark green patches appear on the stem and gradually deepen and turn black. The leaves wilt and droop progressively from top to bottom. Diseased plants are shorter than healthy plants. The vascular bundles of the roots and stems turn brown, and finally the pith becomes hollow. Bacterial fluid oozes out both inside and outside the stem. The leaf vascular bundles are also affected, with dark green streaks on the veins. After the capsules are infected, water-soaked lesions appear and gradually develop into dark brown streaks of uneven thickness.
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When you're in a bad mood, go take a stroll through the vegetable market
The writer Gu Long once said, if a person has nowhere left to turn, just send him to the vegetable market! Living in the city, we've grown used to the dazzle of neon lights, and grown tired of the endless traffic, It seems that apart from self-interest, we can no longer find the slightest bit of any...
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Which fungicides are effective for controlling tomato sesame leaf spot
★Symptoms: Tomato sesame leaf spot, also known as brown spot. It mainly infects leaves, and also infects petioles, fruit stalks and fruits. On leaves, grayish-brown round or nearly round spots 1-10 mm in diameter with distinct edges first appear; the diseased parts become thin and sunken, with a glossy appearance, especially obvious on the underside of the leaf, which distinguishes it from other leaf spot diseases. Large spots sometimes show concentric rings, and under humid...
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What fungicides work well for controlling tomato leaf mold?
Leaf mold is a common disease on tomatoes. Although it does not directly infect the fruit, it reduces leaf function, which in turn affects yield and quality. In practice, growers often report that leaf mold is difficult to control and that spraying shows no obvious effect. The poor control results are mainly caused by improper control methods. When applying fungicides, pay particular attention to the following...
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What are the methods for controlling aphids on mung bean vegetables?
① Resistant varieties: Within the same vegetable species, different varieties have different resistance to insects. For example, aphids generally dislike feeding on some hairy varieties, and these can be selected according to local conditions. ② Clean the field: Clear weeds from the field promptly and repeatedly, especially when weeding in early spring and late autumn, which can eliminate many sources of insects. During the growing period, promptly pull out plants with more insects...
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Four Cultivation Methods for Controlling Excessive Vegetative Growth of Waxberry (Chinese Bayberry) Trees
Waxberry trees planted on deep, fertile soil will, if allowed to grow naturally, develop excessive vegetative growth, causing most of the tree's nutrients to be consumed by the growth of branches and leaves, which leads to phenomena such as few or difficult-to-form flower buds, and the tree entering the fruiting stage late or producing low yields. There are four measures for controlling excessive vegetative growth of waxberry trees: 1....
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To make succulents plump, controlling water alone is not enough; you also need to ensure sufficient light.
If you want to make succulents plump, controlling water alone won't do it; you also need to ensure enough light. Some succulents will still grow leggy without light even if you control water very well. That's because more light means more photosynthesis, which allows the synthesis of what succulents need to grow...
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Which fungicides are effective for controlling Fusarium wilt in cowpeas (Vigna unguiculata)?
In the early stage of the disease, you can use a 1000-fold dilution of 50% carbendazim wettable powder, or a 400-fold dilution of 10% Shuangxiaoling aqueous solution, or a 1000-fold dilution of 75% thiophanate-methyl wettable powder, applying 50 to 150 grams per plant, once every 7 to 10 days, for 2 to 3 consecutive applications. Alternatively, mix 500 grams of 50% carbendazim wettable powder with 200 kg of dry soil and apply it in furrows along the sowing rows at 200 kg per mu.
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Key Techniques for Controlling Root Rot of Kidney Beans in Protected Cultivation
The suitable planting areas for white kidney beans in Shangri-La County are the mountainous and semi-mountainous areas of five townships along the Jinsha River: Hutiaoxia Town, Jinjiang Town, Shangjiang Township, Wujing Township, Sanba Township and Luoji Township. These areas sit against high mountains, have a beautiful environment, are free from the "three wastes" pollution of industry and mining, and are far from towns and cities. The soil is mostly red-brown earth and oil-sand soil...
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