果树贮存营养主要是碳水化合物(以淀粉为主)、蛋白质和脂肪等。这些物质贮存于皮层、木质部的薄壁细胞及髓中,以地下根部贮存较多。 树体的贮存营养对越冬及下一个生长季的萌芽、开花、抽梢、展叶、生根、坐果、果实形成等过程的顺利完成及其数量、质量都有显著的影 Fruit trees are mainly stored carbohydrates (mainly starch), protein and fat. These substances stored in the cortex, xylem parenchyma cells and marrow, to store more underground roots. The tree’s storage nutrition has a significant effect on the successful completion of the process of overwintering and the next growth season of germination, flowering, shoots, leaf, rooting, fruit setting, fruit formation and the like,