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为了改变库尔勒地区宿根花卉品种单一、栽培技术落后的局面,2006年,库尔勒市园林局从北疆和内地引进几种适应性强的宿根花卉品种。经几年试验观察,总结出大花萱草在库尔勒地区栽培技术。一、试验地概况库尔勒市位于霍拉山南麓,塔里木盆地东北缘,属典型暖温带大陆性干旱气候,年平均气温11.4℃,极端最高温度42℃,极端最低温度为-28℃,年温差34～37℃,平均昼夜温差12.4℃,年平均降水量50.4
In order to change the single species of perennial flowers in Korla and the backward cultivation techniques, in 2006, Korla City Bureau of Parks and Gardens introduced several adaptable perennial flower varieties from northern Xinjiang and the inland. After several years of experimental observation, summed up Hemerocallis cultivars in the Korla region. I. Overview of the Experimental Site Korla City is located in the south of the Hora mountains and the northeastern margin of the Tarim Basin. It belongs to a typical warm temperate continental arid climate with annual average temperature of 11.4 ℃, extreme maximum temperature of 42 ℃, extreme minimum temperature of -28 ℃ and annual temperature difference 34 ~ 37 ℃, the average temperature difference between day and night 12.4 ℃, the annual average precipitation 50.4