自从用短穗扦插技术解决了茶树的无性繁殖这一难题以来，印度祆克莱茶叶试验站在无性系的选育研究方面投入了很大力量，取得了卓有成效的进展，主要表现在以下几个方面：（1）无性系的选择标准。对叶片解剖结构的研究表明，不同类型茶树叶片石细胞的大小吴种间特异性变化，石细 Since the problem of asexual reproduction of tea tree has been solved by short cuttage cutting technique, India’s Clay Tea Station has made great efforts in breeding research of clones and has made fruitful progress, mainly in the following Aspects: (1) Clonal selection criteria. The anatomical structure of the leaves of the study showed that different types of tea leaf stone size Wu specific changes between species, fine stone