草花新品种在成都地区的引种试验及应用评价

Introduction Test and Application Evaluation of New Varieties of Grass Flower in Chengdu Area

通过对28种118个草花品种在成都地区进行引种栽培试验,观测记录其出苗情况、物候期、形态特征和观赏性状等,并在此基础上通过14个评价指标对生长势和观赏性进行综合评价,成功筛选出应用价值高(Ⅰ级)的草花15种30个品种,应用价值较高(Ⅱ级)的草花21种61个品种,同时在试验中记录研究了每个品种开花所需有效积温情况,为上述草花植物在成都市园林中的推广应用和花期调控提供了有益参考。

Through the introduction and cultivation experiment of 28 species of 118 grass and flower varieties in Chengdu area,the emergence of seedlings,phenological period,morphological characteristics and ornamental traits were observed and recorded,and on this basis,the growth potential and ornamental characteristics were evaluated through 14 evaluation indicators,successfully screened out 15 species and 30 varieties of grass and flowers with high application value(levelⅠ)and 21 species and 61 varieties of grass and flowers with high application value(levelⅡ).At the same time,we recorded and studied the effective accumulated temperature of each variety for flowering.