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What pesticide is most effective against scale insects, one of the "five small pests", and what natural enemies do they have?
Scale insects, also called mealybugs (scale insects), mainly damage various fruit trees, flowers, succulents and other plants, often gathering in clusters on branches, leaves and fruit, feeding on plant sap, and in severe cases causing plant death. Today the editor will introduce to you what pesticide is most effective against scale insects.
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How to Make Melons Sweeter? These Practical Methods Are Simple and Effective
Melon, also known as muskmelon and honeydew melon, has a sweet taste and high water content, is well loved by people, and sells well on the market, but there are also some problems in melon cultivation. Today, the editor will talk about how to make melons sweeter. 1. Reasonable fertilization can improve
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What are the specific-effective fungicides for grape rachis brown blight?
Before the young buds sprout, spray 3-5 degrees Baumé lime sulfur mixture, or 45% crystalline lime sulfur 30-fold solution, 0.3% sodium pentachlorophenate 1-2 times; before and after flowering, spray 75% chlorothalonil wettable powder 600-800-fold solution, or 70% mancozeb wettable powder 400-600-fold solution, or 40% captan wettable powder
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What pesticide is effective for controlling walnut black rot?
For walnut black rot, use Bordeaux mixture at a 1:1-2:200 formula, 35% basic copper sulfate suspension concentrate at 400-500 times dilution, 35% basic copper sulfate (Lüdebao fungicide) at 300-400 times dilution, DT fungicide at 3000-4000 times dilution, or agricultural streptomycin at 100-120; spray the first time in mid-month, and thereafter
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What specific effective products work well for preserving flowers and fruit set?
Specific effective products for preserving flowers and fruit set include brassinolide, sodium naphthaleneacetate, gibberellin, cytokinin, sodium nitrophenolate, zineb, thiram, and others, but gibberellin and cytokinin are used more often now, and it is generally recommended to use them together with boron-calcium foliar fertilizer after 2/3 of the flowers have faded.
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Complete Guide to Longhorn Beetle Control Methods: Teach You How to Effectively Eliminate Longhorn Beetles
Longhorn beetles can be controlled using four methods: utilizing natural enemies, physical control, chemical control, and forestry control. Among these, physical control and chemical control are the more common methods in daily life. Physical control mainly uses methods such as manual capture, garden cleanup, and water immersion, generally carried out after rain
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What are the effective control methods for water hyacinth?
Water hyacinth can be controlled by spraying Gramoxone (paraquat), glyphosate, bensulfuron-methyl, or oxadiazon, or by manual salvage. Generally, spraying chemicals pollutes the water quality, so in daily life the manual salvage method is mostly used; the specific method is, when the water hyacinth begins to reproduce
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How effective is spraying potassium dihydrogen phosphate on peppers?
Spraying potassium dihydrogen phosphate on peppers promotes flower bud differentiation, increases the fruit-setting rate, promotes fruit cap shedding, improves fruit firmness, and prevents fruit cracking, fruit rot, and fruit drop. It is generally sprayed before flowering, at the young fruit stage, and at the fruit enlargement stage, evenly sprayed on the pepper leaves.
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Which fungicides are effective for controlling grape black pox?
Before grape flowering, spray 75% chlorothalonil wettable powder at 600-700 times dilution, 80% propineb wettable powder at 800-1000 times dilution, and other fungicides for control. After flowering, in the early stage of disease occurrence, spray 70% thiophanate-methyl wettable powder at 800-1000 times dilution and other fungicides for control.
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Will rain the day after applying herbicide affect its effectiveness?
If it rains lightly for a short time the day after applying herbicide, there is no need to apply herbicide a second time; if it is heavy rain or a rainstorm but lasts a short time, you need to observe for a few days before deciding; if it is continuous rainy weather, then you should consider applying herbicide a second time. Herbicide use
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