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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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What pesticide is effective for controlling rice stem borers?
What pesticide can be used to control rice stem borers? Please give an introduction. Rice stem borers are commonly known as "zuankin chong" (stem borers), including the Asiatic rice borer (Chilo suppressalis), the yellow stem borer (Scirpophaga incertulas), and the pink stem borer (Sesamia inferens). After these pests bore into rice stems and cause damage, commonly used pesticides such as monosultap, bisultap, triazophos, diazinon, acephate, phenthoate, chlorpyrifos, cartap, and abamectin all give very poor control...
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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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What should be noted for pest and disease control in the late stage of rice?
What should be noted for pest and disease control in the late stage of rice? Please advise. The following points should be noted for pest and disease control in the late stage of rice: The control target must be clear. According to the different types of pests and diseases in the field, corresponding pesticide control should be adopted. When pesticides are mixed, their content must be clearly understood, especially for the control of panicle neck blast. Tricyclazole has...
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Rice Cultivation: How to Control Pests and Diseases in the Mid-to-Late Stages of Rice?
How to control pests and diseases in the mid-to-late stages of rice? Please explain the methods in detail. The main pests and diseases that need to be controlled in the mid-to-late stages of rice are rice blast, bacterial leaf blight, stem borers, and planthoppers. You can refer to the following methods for control: (1) Control of rice blast. During the jointing and tillering stage of rice, when central diseased plants appear in the field (early July), apply per mu...
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