山桃属蔷薇科桃属小乔木,别名“山毛桃”、“毛桃”。甘肃省陇东、陇南及临夏,定西地区南部,宁夏隆德、固原,陕西、山西等地均有分布。一、生物学特性山桃属阳性树种,抗旱、耐寒、怕涝。天然山桃多生于林缘阳山、沟谷,在石岩上亦能生长。常与杜梨、沙棘、狼牙刺、黄刺玫等树种混生,也能形成山桃纯林。山桃是深根性树种,有明显的主根,侧根、须根发达,穿透力强。山桃对土壤要求不严,造林容易成活,幼树十分抗旱。山桃耐平茬,平茬后萌芽旺。桃仁供药用,山桃油可食用,可供制皂、油漆、润滑油、高级涂料和化妆品作生产原料,医药工业上常用为软膏剂和注射的溶剂。核壳可制活性炭,亦为燃料。二、育苗造林技术1.采种。8月间果皮发黄成熟时采种,不可过早抢收。采回 Begonia Rosaceae peach small tree, alias “mountain peach ”, “peach ”. Gansu Province Longdong, Longnan and Linxia, ​​Dingxi area south, Ningxia Lund, Guyuan, Shaanxi, Shanxi and other places are distributed. First, the biological characteristics of peach-positive tree species, drought, cold, fear of floods. Natural mountain peach was born in the forest edge Yangshan, valleys, also can grow in the rock. Often with Pear, seabuckthorn, spurs, yellow thorn and other tree species mixed, but also the formation of pure peach. Peach is a deep root tree species, there are obvious main roots, lateral roots, developed fibrous roots, strong penetrating power. Peach unscrupulous requirements of the soil, afforestation easy survival, young trees are very drought-resistant. Peach resistant stubble, stubble after germination Wang. Peach for medicinal purposes, mountain peach oil edible, for soap, paint, lubricants, advanced coatings and cosmetics for the production of raw materials, the pharmaceutical industry is commonly used as ointment and injection solvent. Core shell can be activated carbon, but also fuel. Second, seedling afforestation technology 1. Seeds. August yellow peel ripening when the seeds, not premature grab. Recall