In this paper, we collected the results which measured in the regional experiment of middle-late watermelon cultivars in rainfed area of northwest China from 2008 to 2012 in Lanzhou, and analyzed the comprehensive performance of the different cultivars, and then we pointed out the comprehensive evaluation and popularizing suggestions in order to provide the scientific basis for the identification and promotion of watermelon cultivars in rainfed area of northwest China, and provide the scientific references for agricultural production apartment and farmers as well.% 通过对2008-2012年国家西北旱作中晚熟西瓜区试在兰州点的试验结果进行整理,对本试点参试品种组合的表现进行综合分析,提出了综合评价和利用意见,为国家西北旱作西瓜品种鉴定和推广提供科学依据,同时为本地区农业生产部门及广大农户提供科学参考。
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