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Vinegar can be used to kill insects, and sweet and sour liquid can trap insects that have a certain sensitivity to smells such as sweet and sour wine, such as heartworms, beetles, leaf curling moths, etc. Preparation of sweet and sour liquid: Formula 1 is brown sugar 5:
vinegar 20: water 80; Recipe 2 is brown sugar 1: vinegar 4:
Wine 1: Water 16. Place the prepared sweet and sour liquid in the container (bottle and basin) to occupy the volume of the container 1 2.
Pests have a certain ability to distinguish the color of the container, and the use of color to lure can have a double effect, pests like to eat 6 flowers, and then fruits, followed by leaves. If the color of the container is simulated as the color of a flower or fruit, the effect of booby trapping is multiplied.
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No, it will *** must be used in and with others.
Fusarium wilt: Causes: Slow seedlings are watered early after transplanting; The shed temperature is high at the slow seedling stage, the seedlings are vigorous, and the base development is unhealthy. After setting the melon, the low temperature continues, and the soil moisture is high.
Melon powdery mildew: Causes: low temperature and high humidity; Melon seedlings grow vigorously or prematurely senescence.
Control method: Seedlings in the 4 7 leaf stage, with 10% flusilazole 3000 times solution. You can also use 10 kg of yogurt + brown sugar + two old vinegar, put them together, stir well and let them stand for 1 2 days, and spray 150 times the liquid on the foliar surface for prevention.
Melon bacterial fruit spot disease: Causes: The temperature difference between day and night is too large (more than 15) after sitting on melons, and the air humidity in the shed is high; Wound healing is not good on cloudy days, leading to bacterial infection after sunny days.
White whiteflies and spotted loons: Occurrence pattern: in greenhouses, annual occurrence; Fear of low temperature and strong light; Latent feeding or hazard on the dorsal side of leaves; It reproduces quickly and has a large insect population; Transferable; It is easy to develop drug resistance.
Prevention and control methods: 1Medicinal fertilizer control: After transplanting, continuous application of insecticide-suppressing organic fertilizer, 20 kg per mu each time.
2.Pharmaceutical control: 10% imidacloprid 1000 times + 50% pymetrozine 1000 times.
Melon nematode: Occurrence rule: the application of unrotted farm manure (such as chicken manure, pig manure, nutrients, etc. or more chemical fertilizers) leads to soil acidification and compaction, which is conducive to the occurrence and spread of nematode disease; The occurrence of less organic matter and sandy soil is heavier.
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Yes, there is also the liquid preparation mentioned upstairs, the material is simple, you can also try it.
There are many ways to kill insects, and here are two materials that are convenient:
Cigarette butts or cigarette ash mixed with water have a certain bactericidal and insecticidal effect.
35 cloves of garlic, mixed with 1 liter of water (small garlic cloves can be increased as appropriate). Spraying insecticidal results are also very good.
These two methods have obvious effects and will not affect the taste of melons and fruits. And to a certain extent, it can make the taste of melons and fruits better.
Substances such as cigarette butts, e-liquid, etc., are good fertilizers and have a great bactericidal and insecticidal effect. The garlic flavor is flushed, which has the effect of sterilization and insect repellent).
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OK. Also, it's eco-friendly.
However, the results are mediocre.
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With a sticky insect board, waxing is not clear.
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Erlu is a commonly used insecticide, which can effectively fight a variety of pests, including aphids, mites, whiteflies, etc. However, for a crop like muskmelon, the use of Erlu needs to be cautious when killing insects.
First of all, Erlu is a toxic pesticide, and it needs to be used in accordance with the instructions for use and the recommended concentration, otherwise it is easy to cause harm to plants. Therefore, when using Erlu for insecticide, it is necessary to pay attention to the concentration control code to avoid pesticide damage to the melon.
Secondly, melon is an edible crop, and the pretreatment period and safety interval of drug delay must be observed after the use of pesticides to ensure that the melon and fruit are within the edible range, and the insecticidal effect can also be guaranteed.
Finally, in order to avoid the formation of insect resistance to pesticides, it is recommended to follow the rotation rules when using pesticides, and at the same time improve the soil to reduce the danger of insect pests and ensure the quality and yield of muskmelon.
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There is no dilu pesticide, and there is a dichloroquinoline acid approximately.
Dichloroquinoline acid, which is a quinoline carboxylic acid herbicide, cannot kill insects.
Dichloroquinolineic acidIt is mainly used in rice, corn and sorghum fields.
Dichloroquinoline acid is a special selective herbicide for the control of barnyard grass in paddy fields, which is a hormone-type quinoline carboxylic acid herbicide, which is similar to the auxin effect, mainly used for the control of barnyard grass and has a long application period, and is effective from 1 to 7 leaf stages. There were no adverse reactions in rice.
How to use: 1.Barnyard grass can be applied at 1 to 7 leaf stages in the seedling planting field, with up to 26 grams of active ingredients per mu, sprayed, drained before the medicine, and returned to the field after the medicine, maintaining a 3 to 5cm water layer.
2.Direct seeding field seedlings are applied after the leaf stage, and the dosage is the same as above.
Pay attention to the hail notice.
1. The amount of residue in the soil is large, and it is easy to produce pesticide damage to the stubble, and the stubble can be planted with rice, corn and sorghum.
2. Solanaceae (tobacco, horseshoe, potato, pepper, etc.), umbelliferae (carrots, catkins), quinoa (spinach, sugar beet), malvaceae, cucurbitaceae (various melons), legumes, Asteraceae, and spindle crops have a response to the drug.
3. It can be mixed with benzylsulfuron, pyrisulfuron, propane, cyfluoxate, etc. to expand the herbicidal spectrum.
4. In some areas, dichloroquinolic acid is overused all year round, resulting in accumulated pesticide damage in the field.
Pyrrol is a new type of pyrrole compound, which acts on the mitochondria of cells in insects, and acts through multifunctional oxidases in insects, mainly inhibiting the conversion of adenosine diphosphate (ADP) to adenosine triphosphate (ATP). Adenosine triphosphate, on the other hand, stores the energy necessary for cells to maintain their vital functions. The drug has stomach poisoning and contact killing effects. >>>More
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