民勤蜜瓜产品特性与质量评价

为明确民勤蜜瓜相对于同类产品的存在优势，促进民勤蜜瓜的健康快速发展。从产地环境、生产过程、果品安全质量和果实品质等方面对其进行系统评价。结果表明，民勤的气候生态符合蜜瓜最适宜生产区条件，土壤、灌溉水中有害金属含量均符合标准规定。果实样品中11 种重金属和农药残留量未检出或小于最低检测临界值，果实安全性达到标准要求。民勤蜜瓜可溶性固形物含量为167.4 g/mg，可溶性总糖含量为81.7 g/kg，蛋白质含量为38.0 g/kg，维生素C含量为2.43 mg/kg。民勤蜜瓜成熟阶段糖酸比较高，且富含钙、镁、锌等元素。综合民勤蜜瓜产地环境、生产过程、果实安全质量、品质营养等，综合评价为优。

Evaluation of Characteristic and Quality for Melon in Minqin

Minqin melon was comprehensively evaluated from the aspects of production environment, production process, fruit safety and fruit quality. The results showed that the climatic and ecological conditions of Minqin met the most suitable production area of melon, and the content of harmful metals in soil and irrigation water met the standard. The residues of 11 kinds of heavy metals and pesticides in fruit samples were not detected or less than the minimum detection threshold, and the fruit safety met the standard requirements. The soluble solid content of Minqin melon was 167.4 g/mg, the total soluble sugar content was 81.7g/kg, the protein content was 38.0 g/kg, and the vitamin C content was 2.43 mg/kg. Minqin melon had a high sugar acid ratio at the mature stage, and was rich in calcium, magnesium, zinc and other elements. The comprehensive evaluation of Minqin melon is excellent in terms of production environment, production process, fruit safety and quality.