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1 核桃 ①将核桃外果皮压成浆液,每千克加水10～20千克,喷洒可防治蚜虫、红蜘蛛。②核桃外果皮的10倍水浸液,对马铃薯晚疫病菌孢子发芽抑制效果达96.7％;对甘薯黑斑病菌的孢子发芽抑制效果为98.7％。 2 桃 ①小叶500克加水12.5千克,煮1小时,对马铃薯块茎蛾杀虫率为100％。②叶125克加水1千克,煮成原液690克。用时每千克原液加水6千克。对蚜虫杀虫率为66.7％。 3 槐 ①槐叶捣碎加水10倍去渣,对棉花炭疽病
1 walnut ① walnut peel pressed into a slurry, add water 10 kg to 20 kg, spraying can prevent aphids, spider mites. ② The 10-fold water extract of walnut epicarp inhibited the spore germination of Phytophthora infestans by 96.7%, and the inhibitory effect on spore germination of Alternanthera philoxeroides was 98.7%. 2 peach ① 500 grams of leaflet 12.5 kg water, cook for 1 hour, the potato tuber moth insecticidal rate of 100%. ② 125 grams of water and leaves 1 kg, boiled liquid 690 grams. When used with 6 kg of water per kg of stock solution. Pest insecticidal rate of 66.7%. 3 Huai ① Huai leaf smashed water 10 times to slag, cotton anthracnose