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一、目前现状榆林市苹果总面积达100万亩,现有低产老果园40万亩,技术落后,管理粗放,树势衰弱,经营不善,投入不足,经济效益极差。严重制约着我市果树产业的发展,尤其近几年晚霜冻害频繁发生,导致果园大幅度减产,严重挫伤果农种植果树的积极性。为此,我们选择了米脂县柳家洼村1300亩低产老果园进行技术改造。通过低产苹果园综合配套改造技术的实施,使改造园较比对照园
I. Present Situation The total area of apple in Yulin reaches 1 million mu. There are 40 million mu of low-producing old orchards. There are backward technologies, extensive management, weak branches, poor management, inadequate investment and poor economic returns. Seriously restricting the development of fruit industry in our city, especially in recent years, frequent occurrence of frost damage, resulting in a substantial reduction of orchards, seriously dampening the enthusiasm of fruit growers planting fruit trees. To this end, we have chosen Liujiatu Mizhi County, 1300 acres of low-yielding old orchards for technological innovation. Through the implementation of low-yield apple orchards comprehensive transformation of the implementation of technology, so that the transformation of Park more than the control garden