Hybrid Rice Resistant to Bacterial Leaf Blight Developed By Marker Assisted Selection

(整期优先)网络出版时间:2003-01-11
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Throughrecurrentbackcrossingincombinationwithmolecularmarker-assistedselection(MAS),restorerlinesR8006andRl176carryingXa-21,agenehavingbroad-spectrumresistancetoricebacterialleafblight,wereselected.BycrossingthetwolinestoCMSlineZhong9A,twonewhybridricecombinations,Zhongyou6andZhongyou1176weredeveloped.Thehybridsshowedhighresistancetodiseases,goodgrainqualityandhighyieldingpotentialinnationalandprovincialadaptabilityandyieldtrials.