宁镇丘陵低产栗园改造技术研究

Study on restoring low yield orchard of Chinese chestnut in hilly area of Ning-Zhen

通过回缩修剪、土壤深翻及增加施肥量等综合措施,改造低产栗园,取得了低产栗园复壮和增产的良好效果。增产幅度因品种而异,增幅最高的短扎达155%。

For the purpose of increasing nut production at poor yield orchard of Chinese chestnut, a series of technical measures, including pruning and reducing trees crown, deep digging, increasing the quantity of manure and fertilizer, etc. had been taken. Study showed that there were obvious effects on increasing content of chlorophyll of leaves and the nut produce of all cuhivars, among which Duanzha had an increase of 155%.