【摘要】 介绍食用向日葵杂交种DY1221的亲本来源和选育过程,概述DY1221的植物学特征、生物学特征和产量表现,总结DY1221的栽培技术和制种技术要点,为食用向日葵杂的选育和推广种植提供技术支持。更多还原

【Abstract】 This paper introduced the parent source and breeding process of DY1221 hybrid edible sunflower, summarized the botanical,biological characteristics and yield performance of DY1221, and summarized the cultivation technology and seed production technology of DY1221, in order to provide technical support for the breeding and extension of the hybrid edible sunflower.更多还原