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皂角,又称皂荚,落叶乔木,高达30米,寿命长可达600～700年。树冠广阔荫浓,可作庭荫树及环境绿化用树,是观赏和四旁绿化的优良树种,耐烟尘,也可选作工厂抗污染树种,经多年引种栽培实验该树种,在本地适生,丰富了库尔勒市的绿化品种。库尔勒市园林科研所从2003年开始皂角播种育苗栽培。1栽培地概况栽培地设在距库尔勒市区中心西约8公里的市园林处科研所实验地内,海拔约900米,土壤肥力较好,灌溉水为地下井水,微碱性。2播种2．1种子处理皂角种子坚硬致密,有角质胚乳,播种之前需对种子作催芽处理。常用的是沉积处理和浸种处理。沉积催芽处理法：在10月底至11月中旬进行,选择地势较高、排水良好、背风
Gleditsia, also known as acacia, deciduous tree, up to 30 meters, long life expectancy of 600 to 700 years. Tree crown broad shade, can be used as shade trees and green trees, green trees are beautiful ornamental and surrounded by all, resistant to dust, can also be selected as anti-pollution plant species, after years of introduction and cultivation of the experimental species, in the local fitness, Enriched the green varieties of Korla City. Korla City Garden Research Institute from 2003 saponin sowing nursery cultivation. Cultivated land is located in the cultural center of Korla city about 8 km west of the city garden scientific research institute, about 900 meters above sea level, soil fertility is good, irrigation water underground well water, slightly alkaline. 2 sowing 2.1 Seed Treatment Gleditsia seed hard and dense, keratotic endosperm, seed before planting for germination treatment. Commonly used is the deposition and soaking seed treatment. Deposition of germination method: the end of October to mid-November, choose a higher terrain, good drainage, leeward