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云南大叶种在50年代初开始引入四川,60年代初已初具规模,70年代末,全省约有20万亩,占总产量1/6强。云大叶大芽壮,质柔多茸毛,生长势强,内含物多酚类、咖啡碱、水浸出物丰富。引种的成功,对发展本省红茶、沱茶、边茶生产有很大贡献。多年来本省对云大的引种、驯化、利用、成绩很大,经验很多,但问题也不少,现提出以下几个问题进行讨论:
Yunnan big leaf species in the early 1950s began to introduce Sichuan, the early 60s has begun to take shape, the late 70s, the province about 20 million mu, accounting for 1/6 of the total output. Large leaves big bud strong, soft and more hair, strong growth potential, polyphenols, caffeine, water extract rich. The introduction of success, the development of this province black tea, Tuocha, while tea production has contributed greatly. Over the years the province on the cloud of the introduction, domestication, utilization, great achievements, a lot of experience, but there are many problems, are now raised the following issues for discussion: