火炬树是优良的水土保持树种,火炬树苗出土后三个月,到八月中旬,稍好的株高可达二至二点五米,枝叶茂密,根系发达。兹将它育苗管理方法介绍如下。 一、苗圃整地,浸种、播种 (一)苗圃土壤:火炬树根系发达,对水肥摄取力强,一般应选通气良好、腐熟沙壤土的耕种土地作苗圃。 (二)苗圃整地:苗圃秋、春翻地晾晒,使有机质充分分解,土壤疏松。为便于 Rhus typhina is a good soil and water conservation tree species, torch saplings three months after the excavated, to mid-August, slightly better plant height of up to two to 2.5 meters, dense foliage, developed roots. It will be nursery management methods described below. First, nursery soil preparation, soaking, sowing (A) nursery soil: Rhus typhina root developed, strong absorption of water and fertilizer, the general election should be well ventilated, decomposed sandy loam cultivation of land for nursery. (B) nursery soil preparation: nursery autumn, spring to dry, the organic matter fully decomposed, loose soil. For ease