茶树生态型的形成、保持和发展,是生物体和环境的统一,也是遗传因子在一定环境条件下的表现。在长期系统发育中构成品种的特征特性。人们从生产的需要出发,对有利于人们的形态性状特征进行了定向培育、选择,当植物的特征特性与人工选择的方向相一致时,必然加速和巩固这些性状。贵州种茶历史悠久,早期的生产活动,围绕“产量”和 The formation, maintenance and development of tea tree ecotypes are the unification of living organism and environment as well as the manifestation of genetic factors under certain environmental conditions. Characteristics of species that make up the long-term phylogeny. People from the needs of production, targeted morphological traits conducive to people were targeted cultivation, selection, when the characteristics of plants and artificial selection of the characteristics of the same direction, the inevitable to accelerate and consolidate these traits. Guizhou tea has a long history, early production activities, around the “yield” and