一 前言 茶树是一种异花授粉植物。从一般生产茶园采种所繁殖的子代,由于来源于不同的亲本,它们虽具有变种或地区性的特性,但一般为变异多样的天然杂种群体。千百年来,茶树天然杂种在茶叶生产上占着主要的地位,其生活力强,适应性广,在今后茶树栽培育种上,仍然具有重大的利用价值。 An Introduction Tea tree is a cross-pollination plant. From the general production of tea plantation seed breeding progeny, due to different parents, although they have a variant or regional characteristics, but usually a heterogeneous population of natural hybrids. For thousands of years, the natural hybrid tea tree occupies the main position in the tea production. It has strong vitality and wide adaptability. It still has great value in future tea tree cultivation and breeding.