25个葡萄品种在甘肃兰州的引种表现及评价OA

To enrich the grape cultivar structure in Gansu Province,25 grape cultivars including'Chunguang','Miguang','Zhichang zifeng','Jumeigui','Wuhe cuibao'and so on have been introduced.Through a comprehensive investigation and analysis of their phenological period,growth and fruiting characteristics,fruit economic traits,etc.for three consecutive years,a theoretical basis was provided for the introduction,cultivation,and promotion of grapes in Northwest China.The results showed that 25 grape cultivars had strong adaptability and excellent quality when cultivated in Lanzhou,Gansu,and there were significant differences in consumer evaluations of different cultivars.Through comprehensive analysis of principal components,the cultivars of'Shine Muscat','Baoguang','Tiangong moyu','Miguang','Ruidu kemei','Guifei meigui',and'Queen Nina'have a strong aroma and good comprehensive performance.They could be widely promoted and planted in open field and protected field.Other cultivars could be cultivated in small quantities as complementary cultivars to the main planting cultivar.The cultivars of'Jumeigui','Wuhe cuibao','Zaoxia meigui','Jinghongbao'were necessary to strengthen flower and fruit management,and recommended to adopt protected field.