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向日葵为菊科向日葵属一年生草本花卉,因花序随太阳转动而得名,其盘型花序直径可达30cm。向日葵深受人们喜爱,广泛用于切花、盆花、染色花、庭院美化及园林景观等领域。矮生向日葵‘美丽微笑’为向日葵的栽培变种,由浙江虹越花卉有限公司自日本泷井种苗公司引进。‘美丽微笑’株高30cm左右,茎干强壮;花为单瓣,花色金黄,花心呈黑色,花径1 5cm左右,花期50天～60天。该品种耐
Sunflower Asteraceae Sunflower is an annual herb flower, named after the inflorescence rotates with the sun, and its disk-shaped inflorescence diameter up to 30cm. Sunflower deeply loved by people, widely used in cut flowers, potted flowers, dyed flowers, garden landscaping and landscape and other fields. Dwarf sunflower ’beautiful smile’ is a cultivated sunflower varieties, from Zhejiang Hong Yue Flower Co., Ltd. from Japan Takai Seiko companies introduced. ’Beautiful smile’ plant height about 30cm, stem strong; flowers for the single petal, golden color, Faerbin black, flower diameter of about 15cm, flowering 50 days to 60 days. The variety is resistant