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What are the control methods for the small brown planthopper on corn?
How to control the small brown planthopper on corn? Please explain the methods. When the small brown planthopper breaks out in corn fields, frequent and heavy applications of pesticides are usually required to bring the population under control. In recent years, accidents of phytotoxicity to corn caused by improper pesticide use have occurred frequently in production. Therefore, safe pesticide use should be paid attention to when controlling the small brown planthopper....
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Detailed Explanation of Control Methods for Ginseng Bacterial Soft Rot
How to control ginseng bacterial soft rot? Please describe the symptoms of ginseng bacterial soft rot: it mainly affects the roots. The lesions appear as brown soft rot, with clear edges, round to irregular in shape, varying in size, often several merging together, and finally causing the entire ginseng root to become soft and rotten. When the lesion is squeezed by hand, white bacterial ooze overflows, with a strong pungent...
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What are the common pests and diseases of honeysuckle (Japanese honeysuckle) and their control methods?
What pests and diseases need to be controlled when growing honeysuckle? Please provide an introduction and guidance on control methods. The main diseases controlled in honeysuckle cultivation are powdery mildew and leaf spot, and the main pest is aphids, etc. The control methods can refer to the following: (1) Powdery mildew. Powdery mildew is the main disease of honeysuckle, mainly harming the leaves and tender stems...
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Identification of Symptoms and Control Methods for Honeysuckle Brown Spot Disease
What is honeysuckle brown spot disease? How is it controlled? An introduction to honeysuckle brown spot disease is given below: 1. Damage symptoms: This disease mainly damages the leaves. In the early stage of the disease, small yellowish-brown spots appear on the leaves. Later, several small spots merge together, forming round lesions or angular lesions limited by the leaf veins. When humid, the underside of the leaves also bears...
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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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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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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 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 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 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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