茶季已经或即将结束,茶园冬季管理即将开始,为了帮助广大专业户做好茶园冬季管理工作,争取来年春茶有一个好收成,日前,本刊记者就茶园越冬管理中的施肥问题走访了中国农业科学院茶叶研究所吴洵副研究员。问:秋后茶树地上部已经停止生长,为什么还要施肥? 答:在长江中下游茶区,10月份后气温逐渐下降,茶树地上部便逐步停止生长,但地下部仍不断从土壤吸取各种养分,以弥补一年来地上部的生长和采摘所造成的营养亏缺。与生长季节不同的是,茶树秋后根系所吸收的养分除了维持地上部所需之外,大部分贮存在根颈及吸收根 Tea season has been or will soon be over, the winter management of the tea plant is about to begin, in order to help the majority of professional households do a good job in winter tea plant management, for a good harvest of spring tea next year, recently, the reporter on the fertilization of winter tea garden management visited China Agriculture Academy of Sciences Tea Research Institute Wu Yong associate researcher. Q: In the tea plantation in the middle and lower reaches of the Yangtze River, the temperature gradually dropped after October, and the upper part of the tea tree ceased to grow. However, the underground part of the tea plant continued to draw a variety of nutrients from the soil Nutrients to make up for the nutritional deficits caused by the growth and picking of aerial parts of the past year. The difference is that with the growing season, tea roots in autumn after the absorption of nutrients in addition to maintaining the aboveground parts, most of the storage in the root neck and absorption roots