If the cabbage is insected, you can take the following methods to make your own insecticide:
Chili boiled water: Of course, the spicier the chili pepper selected, the better, such as line pepper, millet pepper, Hangzhou pepper, Chaotian pepper, etc. Take 50 grams of chili pepper and 10 times water to boil for 20 minutes, then filter, spray with filtrate, can control aphids, red spiders, stinky elephants and other pests. Watering into the soil can control soil silkworms.
Tobacco liquid: Tobacco contains nicotine, which has a strong contact killing effect on aphids, red spiders, ants, etc., and also has fumigation and stomach toxicity.
Ginger liquid: The principle is the same as that of chili water and garlic liquid.
Baking soda: Use 02% baking soda liquid (100 grams of baking soda plus 50 kg of water) spray, cucumber, cabbage powdery mildew, anthracnose, downy mildew and gray mold, the control effect is also obvious.
These natural pesticides mainly use the irritation or acidity and alkalinity of food or daily necessities to kill or repel pests. Not only are they easy to obtain, but they are also environmentally friendly and safe. When using, it is necessary to pay attention to the specific concentration and amount to achieve effective control effects and will not cause damage to the cabbage. At the same time, for different insect pests, it is necessary to choose corresponding ingredients or daily necessities to make insecticides, so as to achieve the purpose of prescribing the right medicine.
The use of homemade pesticides can reduce the use of chemical pesticides, reduce the pollution of the environment and food, and also improve the safety and health of vegetables. In addition, these natural pesticides are simple and easy to use, making them suitable for the average person to operate at home.
In general, the use of homemade insecticides has many advantages such as environmental protection, safety, economy, and convenience, which can not only effectively control vegetable pests and protect the growth of cabbage, but also improve people's quality of life and health. Therefore, homemade pesticides have important significance and value in home gardening and agricultural production.