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欧柰是一个古老的树种,它对开发我国中西部,防风固沙、防止水土流失有很大的利用价值。笔者经过多年的观察,发现欧柰具有以下特点:1.速生:5年生胸径可达20厘米左右,枝量较多,大部分主枝平直,中上部上冲,树冠中型,干形通直,材质强度中等、韧性好,也是造纸的上等原料。2.主侧根健
It is an ancient tree species that is of great value to the exploitation of the Midwest, windbreak and sand fixation and prevention of water and soil loss. After many years of observation, the author found that Eucommia has the following characteristics: 1. Fast-growing: 5-year-old breast diameter up to about 20 centimeters, more branches, most of the main branches straight, the upper part of the red, crown medium, , Medium strength, good toughness, but also the finest papermaking raw materials. 2. The main side of the root health