水稻耐寒性品种的苗期耐寒性鉴定研究

来源 :安徽农业科学 | 被引量 : 0次 | 上传用户:liudongjiw
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通过以竹青等耐寒性品种作对照,对耐寒品种云恢72及其杂交后代的耐寒性进行鉴定;并通过对2003年试验材料的干、冻前、冻后的电导率测定和冻害对茎、根重影响的调查。筛选出耐末性极好且农艺性状优良的新品种直254和1401.
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