吉林省薄皮甜瓜主要品种农艺性状的聚类分析

Cluster Analysis for Main Variety of Oriental Melon in Jilin Province

为提高引种效率,加速育种进程,更好地指导生产实践,将吉林省8个地区的40份主要薄皮甜瓜品种进行田间种植,调查了14个主要农艺性状并进行聚类分析。结果表明:40份甜瓜材料在果皮颜色、单果重、千粒重、可溶性固形物含量等方面可以划分为5个类群。类群Ⅰ包含11份材料,类群Ⅱ包含9份材料,类群Ⅲ包含6份材料,类群Ⅳ包含7份材料,类群Ⅴ包括7份材料,且不同类群的甜瓜品种具有不同的特点。

In order to improve the efficiency of muskmelon introduction and breeding process,and guide the pro- duction practice,taking 40 portions of oriental melon as materials widely planted in eight areas of Jilin prov- ince, 14 agronomic characters were investigated and clustering analysis. The results showed that 40 materials of melon could he divided into five groups according to the skin color,fruit weight, 1000-grain weight,soluble sol- ids content,etc. Groups I contained 11 materials,Groups Ⅱ contained 9 materials,Groups Ill contained 6 ma- terials,Groups Ⅳ contained 7 materials,Groups V contained 7 materials. Melon varieties from different groups had different characteristics.