抗旱节水小麦新品种衡0628选育特点及特征特性

河北省农林科学院旱作农业研究所以衡71-3为母本、邯6172为父本进行杂交,采用水旱一体种植、平行交替选拔的方法,培育出抗旱节水小麦新品种衡0628。该品种分蘖力强,中早熟,根系发达,株高和株型适中,抗旱、抗干热风、抗病,落黄好,籽粒饱满。突出特点是抗旱节水,适应性广,稳产性好,抗逆性强。在2006～2008年河北省节水组区域试验和生产试验中,产量连续2 a均居参试品种第1位;在2007～2008年黑龙港流域节水组生产试验中,7点汇总产量较对照品种沧6001增产10.58%、较对照品种邯4589增产6.18%,居7个参试品种第1位。2008年完成河北省黑龙港流域节水组区域试验程序,以总排名第1位的名次通过了河北省审定。

Breeding of New Drought Resistant and Water Saving Wheat Variety Heng 0628 and Its Characteristics

The new drought resistant and water saving wheat variety Heng 0628 was bred by crossing between Heng 71-3（female parent）and Han 6172（male parent）by the Dryland Farming Institute,Hebei Academy Agriculture and Forestry Sciences.It had the characteristics of strong tillering,medium-early maturity,developed root system,moderate plant height and plant type,drought resistance,dry-hot wind resistance,disease resistance,good maturity,and full grain.The outstanding features were water saving,wide adaptability,stable yield,and strong stress resistance.The yield in the group of water saving varieties in the regional tests and production tests in Hebei Province from 2006 to 2008 was in the first place.The average yield from seven sites increased by 10.58% and 6.18% than Cang 6001 and Han 4589,respectively,in the group of water saving varieties in the production tests in Heilonggang Basin from 2007 to 2008,which was the first place in seven tested varieties.In 2008,it was approved in Hebei Province.