The results showed that Actinidia kolomikta flower bud belonged to mixed bud, and differentiated in the same year from the middle ten days of March to the first ten day period of April and have the feature of short duration and fast development. 结果表明,狗枣猕猴桃花芽为混合芽,分化时期为当年的3月中旬至4月上旬,且具有分化时间短、速度快的特点。