1严格选择种植园地①远离三废污染区;②远离地方疫源区;③远离医院及防疫系统的污水排放区域;④选择有机质含量在1%以上、土层深厚及较肥沃的适宜果树生长的壤质土地建园;⑤应选择具有良好的灌溉水源和健全的排灌渠系,且避开易涝、易旱及地下水位较浅、地下水矿化度较高的地段。 1 Strict selection of plantation ① far away from the three pollution areas; ② away from the foci of endemic areas; ③ far away from the sewage discharge area of ​​the hospital and the epidemic prevention system; ④ select the soil with more than 1% organic matter, deep and more fertile soil Quality land to build gardens; ⑤ should have a good irrigation water supply and sound irrigation and drainage canal system, and avoid the floods, drought and shallow groundwater table, groundwater salinity higher areas.