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苹果密植栽培的主要目的是早结果、早丰产、早收益。苹果密植园早期产量或收益的多少,主要取决于品种、砧木、栽植密度、栽培技术和果园投资等因素。近年来,品种、砧木、栽植密度和栽培技术等对苹果密植园早期产量影响的报道较多,但是果园投资与收益之间的关系却少见报道。
The main purpose of close planting apple is early result, early yield, early yield. Early production or income of close-crop apple plantations depends largely on the variety, rootstock, planting density, cultivation techniques and orchard investment and other factors. In recent years, there are many reports on the effects of varieties, rootstocks, planting densities and cultivation techniques on the early yield of apple plantations. However, the relationship between the investment and yield of orchards is seldom reported.