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水冬瓜树是山桐子和毛叶山桐子的通称,落叶乔木,是我国特有的木本油料植物。水冬瓜树以它优良的生物特性和广阔的综合利用前景显现了它的神奇性。近几年来,中国科学院水土保持研究所牵头,联合陕西省各有关的科研教学单位,对水冬瓜树进行系统研究,终于揭开了它神秘的面纱。一、优良的生物特性1.综合性好树高10～16米,主干笔直,胸径50～70厘米,树皮灰白色。枝轮生,主枝分层似塔。叶大而茂盛,叶面淡绿色,叶背灰白色。花黄绿色,圆锥花序下垂,花期5～6个月。果穗狭长呈圆锥状,穗长15～41厘米,每穗结果90～300粒,果实鲜红,呈葡萄状。种子灰色,和糜子大小相似。水冬瓜树的根系发
Water melon tree is the common name of the jatropha and mulberry Jatropha, deciduous tree, is unique to our woody oil plants. Water melon tree with its excellent biological characteristics and broad prospects for the comprehensive utilization of its magic. In recent years, the Chinese Academy of Sciences Institute of Soil and Water Conservation led the joint Shaanxi Province, the relevant scientific research and teaching units, the water melon tree research, finally opened its mysterious veil. First, the excellent biological characteristics 1. Comprehensive good tree height 10 to 16 meters, the main straight, diameter 50 to 70 cm, bark gray. Branch rotation, the main branch layered like a tower. Large and lush leaves, pale green leaves, gray-white leaves. Yellow-green flowers, panicles drooping, flowering 5 to 6 months. The spike is long and conical, spike 15 to 41 cm long, 90 to 300 grains per spike, fruit bright red, grape-like. Seeds gray, and the size of the millet similar. Water melon tree root hair