土法防治柑桔脚腐病和红蜘蛛一、脚腐病１．牛粪、托布津、代森锌治疗法：用利刀将树蔸腐烂部位的皮层削尽，直达健部，注意削口要平滑。然后用鲜牛粪３ｋｇ、托布津１００ｇ、代森锌５０ｇ．加清水５ｋｇ，混合搅匀成糊状，将其涂刷于伤口，然后用薄膜包扎伤口，壅上干净... Soil prevention and treatment of citrus foot rot and red spider First, foot rot 1. Cow manure, Topuzin, desenzine treatment: cut the cortex of the rotting parts of the tree with a sharp knife, direct access to the Ministry of Health, pay attention to the cut should be smooth. Then use fresh cow dung 3kg, Topkun 100g, generation forest zinc 50g. Add water 5kg, mix well and mix into a paste, brush it on the wound, and then wrap the wound with a thin film and clean it upwards.