Poison bait plus stack grass can not run

In recent years, aphid pests have occurred in large numbers throughout the country. After autumn crops are harvested, they are often transferred to vegetable fields to injure cabbage, radish, carrots, spinach and other late autumn vegetables. Its prevention and control methods are:

1. Poison bait trapping. First dissolve the 90% crystal trichlorfon into 30 times liquid with warm water of 60°C to 70°C, and take 1 kg of liquid and mix it evenly with 30-50 kg of sauteed wheat bran or cake flour. Fully add water, generally 1 to 1.5 times the weight of the bait, mix well and spread it in the vegetable field, 3 to 5 kilograms per mu, the effect is good.

2. Heap trapping grass. Using the habit of 蟋蟀喜 habitat under the thin layer of haystacks, the small haystacks with a thickness of 10-20 cm are placed evenly in the field at a distance of 5 meters and a row and 3 meters in length. The grass will be collected and killed the next day; Put poison baits below or use a wooden stick with a diameter of 3 to 5 centimeters to make a cave. This method is not convenient for large-scale promotion, but it is suitable for application in vegetable fields.

3 Layers Earloop Disposable Face Mask

Bacteria Protection Face Mask,3 Ply Breathable Face Masks,3D Stereo Face Mask,3 Layers Earloop Disposable Face Mask

Dongguan Keyutai Mask Co., Ltd. , https://www.maskkytai.com