苏铁又名铁树,为苏铁科常绿棕榈状木本植物。树形古朴,主干粗壮,坚硬似铁,叶锐似针,洁滑光亮,寿命较长,是深受人们喜爱的大型观叶植物。苏铁栽培较容易,但是在养护过程中,常会出现叶片变黄、叶尖枯焦的现象而影响美观。现介绍其叶色变黄原因及防治措施。水分 Cycas, also known as Tieshu, is an evergreen palm-like woody plant of the Cycad family. Simple tree, the backbone of sturdy, hard like iron, Ye Rui-pin, smooth and bright, long life, is loved by people of large foliage plants. Cycad cultivation is easier, but in the conservation process, often appear yellow leaves, leaf scorch phenomenon and affect the appearance of beautiful. Are introduced to the causes of yellowing and prevention measures. Moisture