高渗液强行注射技术现状和前景郎家文，童风，李翠兰１树干注射施肥技术现状补给植物营养元素的方法通常分为土壤根施法、叶面喷施法和树干注射法。土壤恨施法和叶面喷施法研究深入，技术成熟，生产上已广泛应用，不足之处是存在营养元素的土壤吸持固定和大气喷雾散失，对... Status quo and prospects of forcing injection technology of hypertonic solution Lang Jiawen, Tong Feng, Li Cuilan 1 Current status of trunk injection fertilization techniques The methods for supplying plant nutrient elements are generally divided into soil root application method, foliar application method and trunk injection method. Soil hate Shi and foliar spray method in-depth study, mature technology, production has been widely used, the downside is the presence of nutrient elements of the soil holding the fixed absorption and atmospheric spray ...