利用隶属函数法综合评价4个华北型黄瓜品种OA

In order to scientifically screen out the best varieties of early spring cucumber suitable for the southern area of Shandong Province,increase the crop yield of early spring cucumber and obtain higher economic benefits,four new hybrid cucumbers of North China type(Jinzao 218,Shengyou 93,Shengxia 108,Dongling 48)were cultivated in early spring.Their botanical characteristics,in-cluding fruit appearance quality,commercial property,quality,yield and disease resistance were compared,and used the fuzzy mem-bership function method to comprehensively evaluate the characteristics,yield,quality,and disease resistance of melon strips.Quality and disease resistance were evaluated comprehensively.The results showed that the harvesting days of Shengyou 93 were 5-7 days longer than those of other varieties.Compared with other varieties,Shengyou 93 had the lowest downy mildew disease index(15.38),and its yield was significantly higher than other varieties(213 035.70 kg·hm-2).There was no significant difference in soluble solid content between Shengyou 93 and Jinzao 218,but it was significantly higher than other varieties,and its total sugar content was sig-nificantly higher than other varieties,and it was significantly higher than Dongling 48.According to the comprehensive ranking by fuzzy membership function method,the total membership function value of Shengyou 93 ranked the first.In conclusion,Shengyou 93 can be used as the primary choice for cucumber cultivar cultivation in this area,and membership function method can objectively e-valuate the performance of various varieties,which can assist the comprehensive evaluation of new cucumber varieties.