黔中地区50个甘薯品种比较试验

Comparative Experiment of 50 Sweet Potato Varieties in Central Guizhou

甘薯在贵州农产品消费市场上具有重要的份额,筛选出适宜贵州生态气候条件、土壤条件的甘薯品种具有重要意义。试验通过从省内外收集多个兼用型甘薯品种进行田间试验,调查和比较不同品种生物学性状和农艺性状特征,通过对不同品种甘薯的产量及薯干率聚类筛选发现,SC30、福薯7-6、商薯19、红优和徐紫薯8号5个品种的产量和薯干率较高,具有匍匐株型,浓绿叶色,最长蔓长和中等分枝数等特征。

Sweet potato has an important share in the consumption market of agricultural products in Guizhou.Thus,it is of great significance to screen out sweet potato varieties,which were suitable for ecological climate and soil conditions in Guizhou.In this experiment,a number of dual-purpose sweet potato varieties were collected from both inside and outside the province for field experiments,their biological and agronomic characteristics were investigated and compared.The results showed that five varieties of SC30,Fushu 7-6,Shangshu 19,Hongyou and Xuzishu 8 were selected with high yield and dry matter rate,through clustering the yield and dry matter rate of different varieties of sweet potato.They were characterized by creeping plant type,dark green leaf color,longest vine length and medium number of branches.