罗田甜柿优树果实性状的模糊综合评价

为筛选出具有开发潜力的甜柿良种资源,调查了16份罗田甜柿优树果实的主要性状,并运用模糊综合评判法对与甜柿商品性相关的6个主要经济性状指标进行了比较分析。结果表明,16份罗田甜柿果实性状的I_(FC)值在0.056 12~0.528 79之间,其中罗田9号综合评价指数最高,I_(FC)值为0.528 79,与排名第2、第3的17号和14号差距较大。罗田9号单果质量最大、核数量最少,综合评价指数最高,建议作为优良无性系加以开发和利用。

Fuzzy comprehensive evaluation on main fruit characteristics of superior trees in Luotian sweet persimmon

In order to select out some improved varieties of sweet persimmon with development potential, the main fruit characteristics of 16 superior trees in Luotian sweet persimmon were investigated, and the six economic characteristic indexes related to marketability were evaluated by the fuzzy comprehensive evaluation method. The results showed that theIFC values of fruit characteristics were from 0.056 12 to 0.528 79, the comprehensive evaluation index of Luotian No.9 superior tree was the highest, which was 0.528 79, and Luotian No.9 had a larger gap with Luotian No.17 (ranking the second) and Luotian No.14 (ranking the third) superior trees. Luotian No.9 superior tree had the largest fruit mass, the least number of nutlets and the most comprehensive evaluation index, so it was suggested as a superior clones to develop and utilize.