水稻镉低积累新品系的筛选
Agricultural Science & Technology(2019)
Abstract
为了筛选水稻镉低积累新品系,以湖南省水稻研究所选育出的20份水稻材料 /新品系为试验材料,连续3 a种植在3个不同污染程度的镉污染区,以镉低积累应急品种湘晚籼13号和镉高积累品种扬稻6号为对照,检测稻米镉含量并进行比较分析.结果表明:20份材料的稻米镉含量均低于扬稻6号,16份材料稻米镉含量低于湘晚籼13号,其中R1195 等10份材料显著低于对照湘晚籼13号,BG130等8份材料极显著低于对照湘晚籼13号.试验筛选出镉低积累不育系 W115S和恢复系R1195、R1514.
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