长期以来，茶园中偏重施氮肥，忽视施磷钾肥及茶树必须的微量元素。为探索茶园平衡施肥的效果，笔者于１９９８年选用磷钾精和磷镁精水溶性叶面肥，在江西省蚕桑茶叶研究所的茶园中，进行了田间喷施试验，现将试验情况初报如下。 １．供试茶园情况供试茶树品种为白毫早，１０年 For a long time, the emphasis on nitrogen fertilizer in the tea plant, ignoring the phosphorus and potassium and tea must trace elements. In order to explore the effect of balanced fertilization in tea plantation, the author chose phosphorus-potassium and phosphor-magnesium sulfate as water-soluble foliar fertilizer in 1998 and carried out the field spraying experiment in the tea plantations of Jiangxi Province Sericulture Tea Research Institute. as follows. 1. Test tea garden tea varieties for the test case of white cents early, 10 years