With the enhancement of people's health concept, the demand for pollution-free vegetables is getting higher and higher. The artificial preparation of pollution-free "earth pesticides" to prevent and control pests and diseases, the effect is good, low cost, simple production, and harmless to humans and animals, can be described as multiple purposes. Here are some commonly used soil pesticide formulations "Cao Fang":
Insect preparations are used to treat pests. Collect cabbage pests, ground tigers, and other pests in the vegetable garden and pound it into pulp. After immersing it in 100 ml of water for 1 day, remove the residue, add 50 kg of water, add a small amount of washing powder, and mix thoroughly until it is properly blended. "Medicine." Sprayed on vegetables that are attacked by similar pests, the insects refuse to eat due to odor, and the kill rate can reach more than 50%.
Insect killing is easy and simple. With fresh eucalyptus leaves or skunk leaf 1 kg pounded, add the same amount of water for one day, filtered to the residue, add 50 kg of water spray, can control cabbage caterpillar, aphids and so on.
Shallots, garlic, and peppers are obviously insecticidal. Take 50 grams of smashed onions, garlic, and pepper, wrapped in gauze, soaked in 15 kg of water for 24 hours, sprayed with leachate, which can effectively control locusts and spider mites.
"Sugar cannonball" traps and kills pests. Use 0.5 kg of brown sugar, 1 kg of vinegar, add 10 kg of water, mix and stir, and then add an appropriate amount of insecticide. A fraction pot is placed in a vegetable field. Adults such as cabbage caterpillar have great temptation and can reduce their larvae damage.
"Play (gray) residual heat" can also cure pests. Use 10 kg grass ash to add water 50 kg, soak for 24 hours, take the filtrate and spray, can control aphids; at the same time, onion, garlic, leek by species fly, onion fly damage, can spread 30-50 kg of acre per acre, can prevent Well, it can increase production, and the effect is obvious.
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