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是中国李的一个变种，现已成为我国南方李树的主品种，核花多，但落花落果非常严重，本试验通过标的叶片分析，了解榜叶片矿质营养在花芽分化期的变化规律，探讨花芽分化期矿质营养与翌年花质量及果实产量的关系，从而寻求减少棉落花落果的营养途径，了解不同类型槁园需肥动向
Is a variety of Chinese plum, now has become the main species of southern China plum, nuclear flowering, but the drop is very serious, this experiment through the subject leaf analysis to understand the leaf mineral nutrition in the flower bud differentiation of the law to explore flower bud Differentiation of mineral nutrition and the following year’s flower quality and yield of the relationship between the fruit, thus seeking to reduce the flowering of cotton flower nutrition means to understand the different types of Li Yuan fertilizer needs