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What pests and diseases need to be prevented and controlled when growing cherry blossoms?
What diseases and pests need to be prevented and controlled when growing cherry blossoms? Please introduce the following diseases and pests that need to be prevented and controlled when growing cherry blossoms: Disease prevention and control. Cherry blossom leaves are susceptible to infection by diseases such as powdery mildew, brown spot, sooty mold, gummosis and root knot disease. If not prevented and controlled in time, it will cause leaves to fall off prematurely, affecting nutrient accumulation, which is unfavorable for flowering next year...
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What pests need to be controlled when growing kudzu (Pueraria montana var. lobata)?
What pests need to be controlled when growing kudzu? Here is an introduction to the following pests that need to be controlled when growing kudzu: (1) Crickets bite and eat seedlings. Control method: spray with 80% dichlorvos emulsifiable concentrate at 2000 times dilution. (2) Adult scarab beetles come out at night in May to June to bite and eat leaves. Control method: use light traps to kill them,...
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How can rice planthoppers be controlled effectively?
How are rice planthoppers best controlled? What harm do rice planthoppers do to rice? Please provide an introduction. Harm of rice planthoppers to rice: Rice planthoppers are a frequently occurring pest that seriously harms rice. In the early stage of damage, many irregular brown spots appear on the stems; when the damage is severe, the whole plant withers and gradually spreads into patches; during the booting stage of rice...
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How should corn borers be controlled? A detailed explanation of control methods
How should corn borers be controlled properly? Please explain the methods. Corn borers can be controlled by referring to the following methods: Controlling corn borers at the corn whorl stage: for fields with a damaged-leaf rate of 10%, carry out full treatment at the end of the whorl stage; where the damaged-leaf rate is below 10%, selective treatment may be done as appropriate; where the damaged-leaf rate exceeds 20% or there are more than 30 egg masses per 100 plants, treat once at the mid-whorl stage and once at the end of the whorl stage respectively...
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What diseases are prone to occur in autumn radishes, and how should they be prevented and controlled?
Common Autumn Radish Diseases and Their Prevention and Control
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Clematis leaves curling and not blooming? It may be that the watering amount is not controlled well
Curling leaves on clematis may be caused by too much water, so you first need to pause watering and let the moisture in the soil dry out. It may also be that the light is too strong and has scorched the leaves, so you need to place it in a shaded area. It may also be that the amount of fertilizer is too much or it has not...
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Two key pests must be controlled in greenhouse strawberry cultivation
Spider mites are a major pest in greenhouses and polytunnel cultivation; strawberries grown in greenhouses are prone to outbreaks of red spider mite damage in the middle and late stages of growth. Affected plants become stunted and decline prematurely, and the leaves turn reddish-brown and dry up. If damage occurs during the flowering period, the fruit becomes smaller and hard, and the number of deformed fruits increases, seriously affecting the yield and quality of fresh strawberries. In severe cases, yield can be reduced by 30%-4...
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These plants do not need controlled watering - just water them thoroughly at once
Water is the source of life, and plants are no exception. Many gardening enthusiasts really rack their brains over watering their plants. Too much water easily causes root rot, while too little easily causes them to dry out. Don't worry - below we introduce several plants that especially love water...
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How should alligator weed be controlled in mung bean fields?
How do you get rid of alligator weed in mung bean fields?
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What is pineapple mealybug wilt disease, and how should it be prevented and controlled?
What is pineapple mealybug wilt disease? How should it be prevented and controlled? Please provide guidance. Pineapple mealybug wilt disease is also known as pineapple root rot. For prevention and control methods, you can refer to the following: 1. Symptoms. Above ground, in the early stage of the disease, the basal leaves turn yellow and red, shrivel, and lose their gloss, and the leaf margins curl inward; later the leaf tips dry up, the leaves wilt, and the plant stops...
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