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How to prevent and control downy mildew in watermelon? A detailed guide to practical methods
How to prevent and control downy mildew in watermelon? What harm does watermelon downy mildew cause? Experienced readers are also invited to share their advice. Like other cucurbit crops, watermelon also suffers from downy mildew. Zhongdi Network has compiled the harm caused by watermelon downy mildew and its prevention and control methods, listed below for readers' reference. The harm caused by watermelon downy mildew: ...
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How to control soybean aphids? Growers, master these methods
How to control aphids when growing soybeans? Please provide methods. The soybean aphid is an important pest damaging soybeans. In recent years, due to the occurrence of warm winters and neglect of control, soybean aphid damage has worsened year by year. According to forecasts, soybean aphids will occur at a moderate-to-heavy level in 2000. For this reason, we have preliminarily studied their occurrence patterns and...
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How to Control Weeds in Cotton Fields? A Detailed Guide to Practical Methods
How to control weeds in cotton fields? Please provide methods. When growing cotton, you can refer to the following methods for weed control: (1) Types and occurrence characteristics of cotton field weeds. China is one of the world's major cotton-producing countries, with Shandong, Hebei, Henan, Jiangsu, Hubei, Xinjiang, and Anhui among the main cotton regions. Cotton field weeds mainly include 2...
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Identification and control methods of banana flower thrips
What are banana flower thrips and how to control them? Friends asked for an introduction. Zhongdiwang has compiled the damage caused by banana flower thrips and control methods, listed below for netizens' reference. Damage caused by banana flower thrips: banana flower thrips are extremely small, only about 0.5 mm, occur year-round, can fly and jump. After the bud emerges but before the bracts open, thrips have already bored inside the bracts...
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How to prevent and control pests and diseases in gardenias? A detailed guide to practical methods
How to prevent and control pests and diseases in gardenias? Please provide methods. Gardenias commonly suffer from leaf spot disease and chlorosis. For leaf spot disease, spray with 65% zineb wettable powder at 600 times dilution. To prevent chlorosis, regularly add a 0.1% ferrous sulfate solution to the watering water. Pests include slug moths, scale insects and whiteflies. Use 2.5% deltamethrin emulsifiable concentrate at 300...
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What Is the Soybean Pod Borer? A Detailed Guide to Soybean Cultivation and Control Methods
What is the soybean pod borer? How do you control it? Here is an introduction. The soybean pod borer, also known as the small red worm, belongs to the family Olethreutidae in the order Lepidoptera, and is commonly called the soybean pod-boring moth. The soybean pod borer larva has 4 instars in total; when newly hatched it is pale yellow, and after entering the pod and molting it turns milky white. The final-instar larva is 8 to 10 mm long, and when fully mature it turns red...
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How to control rice stem borers? Rice pest and disease control methods
How to control rice stem borers? Please explain the control methods in detail. Rice stem borers can be controlled by referring to the following methods: 1. Update rice varieties: Reduce or eliminate a few especially susceptible varieties to reduce the pressure for chemical control and the base population. 2. Flooding to kill pupae: Because newly hatched Chilo suppressalis larvae damage the rice leaf sheath...
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What pests and diseases affect rice in the late stage? A single article explains the control methods clearly
What pests and diseases affect rice in the late stage? How to control them? Please explain in detail. The main pests and diseases in the late stage of rice are: 1. Sheath blight: the disease has recently risen faster, with an average diseased-hill rate of 13.7% and a diseased-plant rate of 3.3%. The rise in disease severity is noticeably faster than in the previous period, especially for the Wuyunjing series varieties, where sheath blight is generally quite severe...
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How to remedy herbicide damage in yardlong beans? A detailed guide to prevention and control methods
What should you do if yardlong beans suffer herbicide damage? What methods can save them? We ask fellow gardeners to help share. Zhongdiwang has compiled the symptoms and prevention and control measures for herbicide damage in yardlong beans, listed below for fellow gardeners' reference. Symptoms of herbicide damage in yardlong beans: after accidental spraying of herbicide, the old leaves of the yardlong beans first dry up...
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How to control aphids on honeysuckle? Detailed control methods
How to control aphids on honeysuckle? Please give guidance. Honeysuckle aphids: 1. Damage symptoms. They generally appear in early to mid-April. They mainly suck plant sap and spread viruses, causing leaves to turn yellow, curl and shrivel, and in severe cases can cause total crop failure. From April to June the infestation is heavier, and after the Start of Summer, especially on rainy days, it spreads faster...
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