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目前,国内外果树生产的主要趋势是:品种更新,实现适地适树品种区域化和集约化的综合管理,以达稳产、优质商品化生产。我省是北方落叶果树的集中产地,1983年全省各种果品产量42亿斤,其中苹果28亿斤,梨6亿斤、占全国总产量的40%以上;桃、葡萄的产量各约达亿斤。预计近年山楂的栽
At present, the main trends of fruit tree production both at home and abroad are as follows: the variety is updated and the comprehensive management of regionalization and intensive management of suitable tree species is realized so as to achieve stable production and high-quality commercial production. The province is the center of production of northern deciduous fruit trees. In 1983, the province produced 4.2 billion kg of various fruit products, including 2.8 billion kg of apples and 600 million pounds of pear, accounting for more than 40% of the country’s total output. Hundred kilos. Hawthorn is expected to planted in recent years