Abstract: In view of the problem of single tomato cultivar in Pingliang greenhouse, 12 new tomato cultivars were introduced from home and abroad, and 3 new tomato cultivars of high quality named 'Zhongyan 958', 'Yuejia' and 'Zhefen 202' were preliminarily selected from the comprehensive evaluation of cultivar phenology, botanical characters, resistance and high yield, which were suitable for local planting and consumers, and they had earlier first flowering date and longer harvest time, among which 'Yuejia' was 59 d, 'Zhongyan 958' and 'Zhefen 202' were both of 56 d, and the resistance to downy mildew, botrytis cinerea, virus disease, late blight, navel rot were all strong, the yield of 'Zhongyan 958' was the highest with 5 078.73 kg per 667 m2, following by 'Yuejia' and 'Zhefen 202', and their yield increased 646.36, 233.15, 114.35 kg, compared with 'Salina', respectively. The weight of the single fruit of 'Yuejia' was the maximum (254.2 g), which was higher than that of the control. |