济源市低效核桃园成因分析及改造技术

Cause Analysis and Technical Point for Reconstruction of Low Yield Walnut Orchard in Jiyuan City

对济源市低效核桃园的形成进行了分析,主要原因是品种不适宜、树龄老化、栽培管理措施不当、病虫害和自然灾害频发等。提出了通过改良品种、改良土壤、改良树体结构、优化施肥措施、调整栽植密度、科学整形修剪、加强病虫害防治等技术措施对济源低效核桃园进行改造,加快促进核桃园丰产、改善核桃品质,实现核桃产业增效、农民增收。

The formation of Low Efficiency Walnut orchard in Jiyuan city was analyzed.It is pointed out that the main reasons for the low yield walnut orchard in Jiyuan City are due to unsuitable cultivars,aging tree age,improper cultivation and management measures,frequent occurence of pests diseases and natural disasters.Taking the improvement of technical measures such as improving cultivars,improving soil,improving tree shape,optimizing fertilization measures,adjusting planting density,scientifi pruning and strengthening pest control were put forward.The transformation technique of Jiyuan low yield walnut orchard was studied,which can promote the high yield of walnut orchard,improve the quality of walnut,realize high benefits of walnut industry and increase growers’income.