白菜在我国南北各地均有广泛栽培,为解决海南夏季高温气候下白菜生产出现的产量降低、耐热性差的情况,引进了11个白菜品种,进行品种比较试验。利用灰色关联度分析的方法对各品种的生长势、耐热性、熟性、产量等方面进行综合描述和量化评估。结果表明:品种7(“新极品快菜2号”)、品种5(“四季白菜”)、品种10(“536小白菜”)的综合农艺性状突出,表现较优,适合夏季在海南推广种植。 Cabbage has been widely cultivated in all parts of our country. In order to solve the problem of lower yield and poor heat resistance of cabbage in summer in high temperature in Hainan, 11 cabbage varieties were introduced to compare the varieties. Gray relational analysis method was used to comprehensively describe and quantify the growth potential, heat resistance, maturity, yield and other aspects of the varieties. The results showed that the comprehensive agronomic traits of varieties 7 (“Xinjiaduankuankou 2”), variety 5 (“Four Seasons Cabbage”) and Variety 10 (“536 Pak Choi”) were outstanding, Suitable for summer planting in Hainan.