城市花坛周年布置的花卉品种筛选及茬口模式研究

Research on Selection of Flower Species and Patterns of Crops for Rotation in Annual Arrangement of City Flower Bed

本课题对宜昌市夷陵广场近三年种植的155种城市花坛花卉品种进行了适应性筛选和茬口安排模式研究。城市花坛花卉品种的选择,是花卉品种生态适应性、景观协调性、生产持续性、管理可控性的复合筛选过程。结合宜昌气候特点、城市园艺规划、品种形态特征和生产实践,共筛选出红梗甜菜(Beta vulgaris var.cicla)、三色堇(Viola tricolor)、矮牵牛(Petunia hybrida)、半支莲(Portulaca grandiflora)、一串红(Salvia splendens)、金盏菊(Calendula officinalis)等适合宜昌地区种植的23个花卉主要品种(含6个骨干品种),并模拟、分析提出了适合城市花坛周年配置的四种茬口模式,力求为城市广场园艺生产提供指导。

Research on the adaptable selection and patterns of crops for rotation of 155 city flower species, which are grown in Yiling Square in recent three years is made in this essay. The selection of flower species in flower beds in cities is the course of compound selection of ecological adaptability, scenery coordination, production continuity, management control of flower species. Combining climate features in Yi Chang, gardening program of cities, shape characteristics of species and production practice , totally 23 main flower species (contain 6 super species) which are suitable for growing in Yi Chang District are selected such as Beta vulgari var.cicla, Viola tricolor, Petunia hybrida, Portulaca grandiflora, Salvia splendens, Calendula officinalis and so on.Four patterns of crops for rotation which are suitable for annual arrangement of city flower beds are imitated and analyzed, meanwhile the guidance is offered for gardening production in city square.