许多家庭都种花养草,美化生活。可娇嫩的花草需要精心养护,因此,学会识别花草缺水、缺氧、缺肥等现象,是养出花美枝壮鲜花来的关键。 一、如何观察盆栽是否缺水 1.观叶法 若花卉枝叶已明显萎缩、下垂,即表示缺水。顶心新叶正常,但下部老叶片逐渐向下干黄、脱落,甚至呈现焦黄、破 Many families planted flowers and plants to beautify their life. Delicate flowers need careful conservation, therefore, learn to recognize the phenomenon of lack of water, lack of oxygen, lack of fertilizer and so on, it is the key to cultivate flowers and beautiful branches. First, how to observe whether the lack of potted water 1. View Law If the flowers and leaves have obviously shrunk, drooping, that lack of water. Top heart new leaves normal, but the lower part of the old leaves gradually dry yellow, off, or even appear yellow, broken