2009 Vol.13 (7): 6-8,0 [PDF全文]
【文章题目】甘薯新品种冀薯99的选育及其高产生理特性
【作者】刘兰服，马志民，张松树*
【关键词】甘薯；品种选育；高产；生理特性
【摘要】利用甘薯近缘野生种，通过有性杂交的方式，选育出甘薯新品种冀薯99。该品种具有高产、稳产、抗病和适应性广等特点，2006年3月通过国家甘薯鉴定委员会鉴定，适宜在北方薯区种植。研究了冀薯99的高产生理特性，结果表明：该品种叶面积指数适中，T/R进展合理，净同化率和经济系数高，属早熟高产品种。
【基金项目】
【Title】 Breeding of New Sweet Potato Variety Jishu 99 and Its High Yield Physiological Characters
【Authors】 LIU Lan-fu，MA Zhi-min，ZHANG Song-shu*
【Key words】 Sweet potato；Variety breeding；High yield；Physiological characters
【Abstract】 Sweet potato variety Jishu 99 with the characteristics of high and stable yield，disease resistance and wide adaptability was bred by crossing Ji 21-2 with the relative wild species Y-6，which had been approved by the National New Variety Appraisal Committee of Sweet Potato in March 2006，and was suitable for planting in the north sweet potatoarea.The high yield physiological characters of Jishu 99 were studied.The result showed that Jishu 99 belonged to the earlymaturing and high yielding variety with the moderate leaf area index，reasonable T/R and high net assimilation rate andeconomic coefficient.