栽培天门冬,常会遇到茎叶枯黄的情况,其原因是长期未翻盆换土,盆土板结,盆内块根盘结拥挤,缺乏养分。此时,换上新的疏松肥沃培养土,并加强水肥管理,放阴凉处养护可使叶片逐渐转绿。夏季日照强烈,应将盆株置于半阴环境,以防受害。如因一时疏忽使植株遭受强光照射,可将受害的植株移至阴凉处,给以 Cultivation of Asparagus, often encounter the situation of stems and leaves of yellow, the reason is that long-term untransformed basin, basin soil knots, tuberous root knot crowded, lack of nutrients. At this point, put on a new loose fertile soil, and to strengthen water and fertilizer management, put the shade conservation can make leaves gradually turn green. Strong sunshine in summer, the pot should be placed in half Yin environment, to prevent the victimization. As a result of a moment of negligence so that plants are exposed to strong light, the victim plants can be moved to the shade to give