泉薯647选育及其主要性状鉴定

Selected Breeding and Character Identification of Sweetpotato 'Quanshu 647'

泉薯 647系 1 995年以金山 5 7作母本 ,C1 80作父本回交选育而成 ,1 998～ 1 999年参加福建省甘薯品种联合区试 ,于 2 0 0 1年福建省农作物品种审定委员会审定通过。该品种表现高产 ,优质 ,较高干物率和出粉率 ,耐贮等性状 ,已累计推广 0 .1万hm2 。

Quanshu 647,developed from Jinshan 57 ×C180 in 1995,attended the regional experiments on evaluating new sweetpotato varieties of Fujian in 1998～1999,and was examined and approved by the Fujian Crop Variety Examination Committee in 2001.The new variety performed high yield, superior quality, high dry matter and starch content ,resistance to Fusarium oxysporum f.sp.batatas and Pseudomonas solanacearum Smith,storability. The variety's accumulated planting area had covered 1 000 hm 2 , and exhibited remarkable economical effectiveness.