试验于2010年3～5月春旱期间,针对贵州茶区有一定栽培面积的福鼎大白茶、黔湄419、502、601、701、809这6个国家级茶树品种,进行了由鳞片展至一芽四叶展期6个物候期的调查并比较、分析。结果表明:在自然干旱胁迫下,除黔湄809品种外,其余5个茶树品种春季萌芽期未受任何影响,而主要表现为生长缓慢,各物候期之间间隔天数增长。 During the spring drought period from March to May in 2010, six national tea varieties, Fuding Dabaicha, Qianmei 419,502,601,701,809, with a certain cultivated area in Guizhou tea area, To a bud four leaves extension six phenological survey and comparison, analysis. The results showed that under natural drought stress, except for Qianmei 809, the remaining 5 tea cultivars did not have any influence on spring germination, but mainly showed slow growth and increased number of days between phenophases.