On weekdays, when farmers are planting various kinds of fruits and vegetables, there is a link that everyone attaches great importance to, that is, the prevention and control of pests and diseases. In fact, the prevention and control of pests and diseases can not only be used to fight drugs, but also prevent them in advance and other small coups. Let's take a look at the little tricks together.
Garlic juice
Fruits and vegetables have wind-frozen disease or powdery mildew. You can carry out the garlic juice to the nearest juice, and then spray the plants with water. The proportion of water is generally controlled at 20 times the best in garlic juice.
2. Baking soda solution
If the vegetables have powdery mildew or anthrax, some baking soda solution can be used to spray the plants. Spray must be uniform when spraying, so that every part of the plant can be sprayed into the solution, especially the leaf surface of the plant can be sprayed several times, and then sprayed once every three to five days until the lesion disappears. until.
The principle of this method is that after the contact with the vegetables, the baking soda solution will decompose some carbon dioxide and water, and the carbon dioxide can treat the diseases obtained by the plants, and at the same time, the effect of increasing the yield can be achieved to some extent. This method is most obvious in cabbage or cucumber, but it is most effective at the beginning of the disease.
3. Grass ash
In general, you may know that ash is a very green and natural fertilizer, but most people may not know that ash has a disinfecting effect while providing nutrients to plants. When used, it can be sprayed directly on the vegetable field, or it can be sprayed with water to form a solution to spray the plants. If it is directly spilled, an acre of land is about 50 kilograms.
If it is formulated into a solution, it should be mixed with 10 kg of grass ash in 50 kg of water, and it should be precipitated for 24 hours before use. This method can effectively prevent fly insects, cockroaches and other pests, and the effect on the use of leeks and onions is most obvious.
4. Washing powder solution
When plants such as fruits and vegetables are attacked by aphids and spider mites, a solution can be prepared in proportion to one kilogram of water and 4 grams of detergent. Spraying plants with these solutions can effectively kill these pests and inhibit the recurrence of these pests. Its principle of use is that the main component of washing powder is sodium 12 alkyl benzene sulfonate, which is very damaging to pests such as aphids and spider mites. However, the washing powder is alkaline, especially the ordinary washing powder has a higher alkaline content, which will cause certain damage to the plant agriculture while killing the pests, so if conditions permit, you can buy some more neutral. Washing powder to use.
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