彩叶豆梨是新引进繁育的彩叶新树种。经过驯化及繁育技术研究,表现出性状稳定,优势突出。主要景观是春天观花,夏天看果,秋后赏红叶。突出特点是抗盐碱、宜湿地,耐水淹。先后被引往青州、昌乐、泰安、河北等地,均表现良好,无退化现象,是目前绿化美化工程中最有发展前景的新品种之一。一、植物学特性彩叶豆梨属落叶性乔木,生长快,高可达8米以上,萌芽率高,成枝力弱,树冠呈灯塔形。主干树皮灰褐色,新梢褐绿色,二次梢黄绿色,枝条尖削度小,无毛,冬芽有细毛,节间长1.3~ Caiye Pear is a new introduction of breeding new species of colorful leaves. After domestication and breeding technology research, showing stable traits, prominent advantages. The main landscape is the spring concept of flowers, summer fruit, red leaves after the fall. Salient features are salt and alkali, should wet, water flooded. Has been led to Qingzhou, Changle, Tai’an, Hebei and other places, all performed well and no degeneration. It is one of the most promising new varieties in the afforestation and beautification project. First, the botanical characteristics Colored pears pear deciduous trees, fast growth, up to 8 meters high, high germination rate, weak branch, the crown was a lighthouse. Main bark beige, new shoots brown green, the second shoot yellowish green, branches sharp taper, hairless, winter buds have hair, internodes long 1.3 ~