Can weeds in the orchard also be used as pesticides? Article classification: Production technology| Release time: 2020-06-05| Release department: Shaanxi Fruit Industry Center| Article source: Northwest fruit farmers In the prevention and control of fruit tree diseases and insect pests, in order to meet the needs, we can process and make soil pesticides by ourselves. Soil pesticides have many advantages, such as simple production, convenient material extraction, low cost, high efficiency and low toxicity. Today, the Agricultural Science Park will share with you some knowledge of several homemade pesticides, and I hope it will be useful to everyone. Several methods can be used to make soil pesticides: Sophora flavescens Mash the roots, stems, and leaves of Sophora flavescens, add the same amount of liquid agent juice, and spray with 3 times the water to prevent aphids, needleworms, inchworms, etc. Fresh stalks and leaves decoction can prevent and control poplar fan moth, aphids and various fruit and vegetable pests. Mixing with soap, kerosene, etc. can control underground pests such as scarabs, mole crickets, and ground tigers. tobacco Tobacco water, tobacco lime water or tobacco soap water to remove aphids, thrips, mites, have a good effect. Mulberry Mulberry leaf 1 kg, water 5 kg, boiled stock solution, every 0.5 kg add water 2 kg or mulberry leaf 10 times water infusion spray, can cure aphids and mites. 15 times water infusion of mulberry leaves can inhibit the germination of rust spores. Pine needles 5 kg of pine needles, 5 kg of water, sealed for 2 hours; filtered and sprayed to prevent leafhoppers. Platycladus orientalis Mashed, add the same amount of water agent, spray with 2 times the water to prevent aphids and borers. Platycladus orientalis leaves 10 times water infusion, has a significant effect on the prevention of rust. The mixed fertilizer of castor leaves and castor leaves powder can control underground pests such as grubs, mole crickets and ground tigers. Greater celandine (Rex lotus) The combination of whole grass and infusions such as Duhuo, Veratrum, walnut, tobacco stem and others can control Korean pine ball aphid. At the flowering stage, the whole grass is harvested, dried in the shade, kneaded into a powder, and spread on the ground, which has a special effect on the removal of ground fleas. Pulsatilla The whole plant is 1 kg, add 10 kg of water, boil for 0.5 hours or soak for 1 day, and filter to prevent scarabs, ground tigers and other soft insect pests. Xanthium Xanthium seed with water decoction, spraying can control aphids. Pangolin The whole plant is 1 kg, smashed and smashed, and 5 kg of water is added, which can be sprayed to control aphids. Disclaimer: Some articles of this website are transferred from the Internet. If the legal rights of third parties are involved, please inform this website for processing. phone Help Sleeping Plant Extract,Taraxacum Platycarpum Extract,Polygala Tenuifolia Extract,Gynostemma Pentaphyllum Extract Fufeng Sinuote Biotechnology Co.,Ltd. , https://www.sntextract.com