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How are pests controlled during cotton cultivation?
How do you control pests when growing cotton? Please explain the methods. The following methods can be used to control pests when growing cotton: 1. **Integrated control of cotton field spider mites** The cotton region is one of the areas with the most severe occurrence of cotton spider mites nationwide. In particular, after plastic film cotton planting, conditions were created for cotton spider mites to enter cotton fields early, ...
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What are the methods for controlling red spider mites on chrysanthemums?
How should red spider mites on chrysanthemums be controlled? Here is an introduction to red spider mites: they damage leaves, initially causing small yellow spots; in severe cases the leaves curl, wither and drop, affecting growth and preventing flowering. Control methods: spray 20% dicofol emulsifiable concentrate at 800 times dilution or "Yaman Qisha" at 1000 times dilution, which also controls aphids; apply 2 to 3 times consecutively. Click...
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Growing Techniques for Controlling the Fruit-piercing Moth in Shatangju Mandarins
How do you control the fruit-piercing moth in Shatangju mandarins? What are the damage patterns of the fruit-piercing moth in Shatangju mandarins? Please provide an introduction. Adult fruit-piercing moths can be found in Shatangju mandarin fields from March to November, but they are more numerous in autumn. Eggs occur more frequently in the wild in early June, August, and early September, but because the egg hatching rate is low and larval mortality is high, the number of larvae occurring is not great...
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What common insect pests need to be controlled when growing roses?
What pests need to be prevented when growing roses? Please give an introduction. When growing roses, the following pests need to be prevented: 1. Cnidocampa flavescens (Walker), of the order Lepidoptera, family Limacodidae, also known as the slug moth, octagonal worm, octagonal jar, itching chili, poisonous hairy caterpillar. It is distributed in almost every province nationwide. Besides damaging roses, it also damages crabapple, jujube, redbud, mulberry, ...
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What are the common pests and diseases of cherry blossoms, and how are they controlled?
What are the common pests and diseases of cherry blossoms? Here is an introduction to how to control them. There are many types of pests and diseases affecting cherry blossoms; the common ones are described below: Shot-hole brown spot disease occurs from May to June, with small purplish-brown spots appearing on the leaves, which gradually expand into circular shapes; after the diseased spots dry and shrink, they become small holes. The pathogen mostly overwinters on diseased branches and diseased...
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What diseases need to be prevented and controlled when growing cucumbers? A detailed guide to cultivation techniques
What diseases need to be prevented and controlled when growing cucumbers? We ask friends with experience to help explain. The main diseases that occur during cucumber cultivation are downy mildew, powdery mildew, phytophthora blight, and bacterial angular leaf spot; below is a detailed introduction to these diseases and their control methods (for everyone's reference). 1. Cucumber downy mildew...
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What causes irregular pinning in white lingzhi mushrooms (Pleurotus nebrodensis), and how can it be prevented and controlled?
What is irregular pinning in white lingzhi mushrooms (Pleurotus nebrodensis), and how should it be prevented and controlled? Please provide an introduction and control methods. Irregular pinning in white lingzhi mushrooms means that mushroom primordia do not form normally at the two ends of the mushroom bag, but instead appear in the middle of the bag, which has a major impact on yield. The following four points can effectively prevent irregular pinning in white lingzhi mushrooms: First, the mushroom bag filling must be standardized. Try to fill the bags evenly and tightly...
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What pests and diseases need to be controlled during the cultivation of Angelica dahurica?
What pests and diseases need to be controlled when growing Angelica dahurica? Please explain the control methods. The following pests and diseases need to be controlled in Angelica dahurica cultivation: 1. Diseases: Diseases occur relatively rarely in Angelica dahurica production, but gray leaf spot and leaf spot sometimes occur. This disease is caused by a type of imperfect fungus among the fungi, and mainly harms the leaves. The lesions are initially dark green...
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What pests need to be controlled during the cultivation of white fungus?
What pests need to be controlled when cultivating white fungus? Please explain the control methods. The pests that need to be controlled when cultivating white fungus are: 1. Fungus gnats, mainly small fungus gnats. Control measures: regularly clean up the environment and spread lime powder for disinfection; install screen mesh on doors and windows, and regularly spray pyrethrum liquid or 2000-fold dilution of Yitaibao on the mesh; install blacklight lamps inside the room to trap and kill them...
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What diseases need to be prevented and controlled in white fungus (Tremella fuciformis) cultivation?
What diseases need to be prevented and controlled in white fungus cultivation? Please give an introduction. The diseases that need to be prevented and controlled in white fungus cultivation are: 1. Powdery mildew, also called white rot, the pathogen is Acremonium. Control methods: strengthen ventilation and reduce humidity in the mushroom house; when young fungi appear, spray lime-sulfur mixture, and harvest early, scrape off with a sharp knife including the roots, the fungus base can be smeared with...
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