城市污泥对樟子松幼苗叶片生长的影响——以宁城县为例

Effect of Sewage Sludge on leaf growth of Pinus sylvestris var. mongolica Seedlings

通过盆栽试验,研究了不同污泥使用量对樟子松幼苗叶片生长的影响。研究结果表明,污泥对樟子松叶长、叶宽及叶面积均有明显影响,且T3处理效果最好,其叶长、叶宽和叶面积分别是对照的1.14倍、2.17倍和2.35倍。

The effects of different sludge volumes on the leaf growth of Pinus sylvestnis vat. mongolica Litv. seedlings were studied by pot experiment. The results showed that sludge had obvious effect on leaf length, leaf width and leaf area, and the effects of 13 treatment was the best, with the leaf length, leaf width and leaf area respectivelyl. 14 times, 2. 17 times and 2. 35 times of the control group.