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李树与其它果树相比,其对氮肥的反应较为敏感。李园施氮肥过多时,其枝叶繁茂,容易出现生理落果现象或果实着色较晚。反之,李圆施氮肥不足时,其果实的含糖量与含酸量下降,风味较淡。另外,土壤内缺乏磷、钾、钙等肥料时,亦对李树生长的影响甚大。确定李园的施肥量与肥料种类时,首先应正确把握住土壤条件,并进行土壤分析。
Compared with other fruit trees, plum trees are more sensitive to the response of nitrogenous fertilizer. Li Yuan nitrogen fertilizer too much, its lush foliage, prone to physiological decadent or fruit coloration late. On the contrary, Li Yuan Shi lack of nitrogen, the fruit’s sugar content and acid content decreased, lighter flavor. In addition, the lack of phosphorus, potassium, calcium and other fertilizers in the soil, the growth of plums also have a great impact. When determining the amount of fertilizers and the types of fertilizers in Liyuan Garden, the soil conditions should be correctly grasped and the soil analyzed.