对橡胶树叶片中氮、磷、钾、钙、镁诸营养元素进行化学分析,是开展橡胶树营养诊断工作的重要手段之一。但所用的方法不同,则所获得的效果也可能大不相同。如果使用较古老的、经典的分析方法,虽然可以得到准确的分析结果,但往往因操作步骤繁琐,过程较长,不但耗时、耗资过多,且往往不能 Chemical analysis of the nutrient elements of nitrogen, phosphorus, potassium, calcium and magnesium in rubber tree leaves is one of the important means to carry out nutrition diagnosis of rubber tree. However, depending on the method used, the results obtained may vary widely. If you use the older, classic analysis, although you can get accurate analysis of the results, but often because of the tedious steps, the process is longer, not only time-consuming and costly, and often can not