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根据群众多年栽培经验和我们对百余个引进品种的栽培、定植观察,我们初步评选出适合新疆幅员广大、地形复杂、气候多变等特点的杨树品种14个,现介绍如下: 1.新疆杨 新疆杨是新疆特有乡土树种之一。树高14—28米,树冠尖塔形,枝叶浓密、美观。树皮淡綠色,较光滑,老时灰色。叶芽小,圆锥状,芽及嫩枝具白色浓毛。叶掌状深裂,表面深綠,背面有白色浓毛。 新疆杨是自然杂种,原产中亚细亚,在新疆仅发现雄株。它生长快,17年生树高24.8米,胸径36.0厘米,材积0.93560立方米。12年生以前,高生长极快,以后高生长骤衰,粗生长加快。它抗寒、抗旱、抗轻度盐碱,材质较好,可供民用建筑及傢俱用材,
According to the masses of many years of cultivation experience and our cultivation of more than a hundred imported varieties, planting observation, we initially selected for the vastness of Xinjiang, the complex terrain, climate change and other characteristics of poplar varieties 14 are as follows: 1. Xinjiang Yang Xinjiang Yang is one of the endemic native species in Xinjiang. Tree height 14-28 meters, canopy tip tower, foliage thick, beautiful. Bark pale green, more smooth, old gray. Leaves bud small, conical, buds and shoots with white hair. Leaves palmate split, dark green surface, the back of a white hair. Xinjiang Yang is a natural hybrid, native to Central Asia, only found in Xinjiang male plant. It grows fast, 17-year-old tree height of 24.8 meters, diameter 36.0 cm, volume 0.93560 cubic meters. Before 12 years of age, high growth extremely fast growth after the rapid decline, coarse growth accelerated. It is cold, drought, anti-mild saline, the material is better, for civil construction and furniture materials,