李子是近几年来增长较快的小水果类(通称“小杂果”),颇适应市场对水果多样化的需求。由于李树适应性很强,我国南方(长江、淮河、秦岭以南)也有较大面积栽培,是南方水果市场的重要水果,栽植区比北方零散,产量约占全国总量1/4。作为果树产业,李树产业管理水平低,单产水平也低,果 Plum is a small fruit growing rapidly in recent years (commonly known as “small fruit”), rather adapt to the market demand for fruit diversification. Due to the strong adaptability of plum tree, southern China (the Yangtze River, the Huaihe River and the Qinling Mountains south) also has a large area of ​​cultivation. It is an important fruit in the southern fruit market. Its planting area is fragmented more than the north and the output accounts for about 1/4 of the national total. As a fruit tree industry, Li Shu industrial management level is low, the yield level is low, fruit