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Which pesticides give good control results against the fall armyworm?
The fall armyworm is a common pest in farmland. Its larvae can devour the stems and leaves of gramineous plants in large quantities, and the range of crops it damages is very wide. Many farmers get a headache as soon as they see it. So which pesticides control the fall armyworm? 1. What pesticides control the fall armyworm
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What medicine has a good control effect on Fusarium wilt?
The chemicals used for Fusarium wilt differ at different stages. Generally, for newly affected plants, spray the withered leaves thoroughly with 10-15g of JiaK fungicide at 300-500 times dilution, and at the same time drench the roots with 600-700 times dilution of 80% hymexazol; for severe disease, use 41% pyrimethanil at 600-800 times dilution
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How do you use hymexazol 99 as a root drench correctly?
Hymexazol is a very good systemic fungicide that can effectively promote root growth and improve the cold resistance of seedlings. Generally, it just needs to be diluted and used as a root drench, so how do you use hymexazol 99 as a root drench? 1. How do you use hymexazol 99 as a root drench? Dilute hymexazol with water at 1500 times or pour it directly onto the
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What pesticide gives good results against potato blackleg disease?
Potato blackleg disease, also known as black foot disease. It can infect the stems and tubers of potatoes. It can occur from seed potato sprouting to the late growth stage, and is most prevalent at the seedling stage. Although it, together with potato ring rot, tomato bacterial wilt, and bacterial wilt of cucurbits, all belong to bacterial vascular bundle diseases, and the symptoms they show are all wilting, there are still certain differences among them.
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What pesticide has good control effects on tobacco bacterial wilt?
Tobacco bacterial wilt is one of the main diseases of tobacco in tropical and subtropical regions, and it occurs in Shandong, Henan, Shaanxi and Liaoning provinces. So what pesticide should be used for tobacco bacterial wilt? What are the symptoms? What pesticide should be used for tobacco bacterial wilt? There is currently no pesticide to treat
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What are the main diseases of rice at the seedling stage? Read this article to find out
Rice at the seedling stage requires good disease control work to ensure vigorous growth later and the production of high-quality rice ears. What are the main diseases of rice at the seedling stage? How should they be controlled? 1. Main diseases of rice at the seedling stage 1. Bakanae disease In rice at the seedling stage, diseased seedlings are thinner and taller than healthy seedlings, with slender leaves and leaf sheaths, pale yellow leaf color, and poor root development, and some diseased seedlings die before transplanting. On dead seedlings there are pale red or white moldy powdery substances, the affected internodes are obviously elongated, the nodes are often curved and exposed outside the leaf sheath, and many adventitious fibrous roots grow in reverse from the lower stem nodes, with few or no tillers. When the leaf sheath is peeled open, there are dark brown streaks on the stem, and when the diseased stem is cut open, white spiderweb-like mycelium can be seen, after which the plant gradually dies. When humidity is high, the surface of dead diseased plants is covered with pale brown or white powdery mold, and later black small dots form, which are the fungal perithecia.
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What Pesticides to Spray After Bagging Grapes for Good Results
Bagging grape clusters is a technique used in grape growing that can give the fruit bright, lustrous color and improve coloring, among other advantages. So, what pesticides should be sprayed after bagging grapes? 1. What pesticides to spray after bagging grapes? After grapes are bagged, the main disease to control is downy mildew. Pesticides that can be used include 2000-3000 times diluted 50% phoxim-cypermethrin emulsifiable concentrate or 1200-1500 times diluted 48% Lorsban, etc. If the infestation is severe, the bags can be removed before spraying.
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What pesticide has a good control effect on rice yellow leaves
There are many causes of yellow leaves in rice, and only after finding the cause can the right remedy be applied. What pesticide is better to use for rice yellow leaves? What pesticide to use for rice yellow leaves There are many causes of yellow leaves in rice, and the cause must be found before the right remedy can be applied. 1. A deficiency of elements during rice growth
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Office fish-keeping feng shui knowledge and rules, how many fish to keep for business
First of all, generally speaking, keeping fish is indeed a very good lifestyle habit, because it not only provides a better living environment for yourself or your family and can improve the air at home to a certain extent, but it can also cultivate one's
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How Many Fish to Keep in a Fish Tank? Species Selection and Feng Shui Taboos for Placement
Goldfish have traditionally been called feng shui fish; they can not only make up for certain flaws in home feng shui, but also fill the home with vitality and bring boundless life energy. In the eyes of modern people, placing a fish tank at home and keeping goldfish is a rather fashionable hobby; keeping goldfish at home
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