Performance of Backcrosses Involving Transgressant Doubled Haploid Lines in Rice under Contrasting Moisture Regimes
Yield Components and Marker Heterozygosity
Mahmoud Toorchia,
H. E. Shashidhar*,b,
T. M. Gireeshab and
Shailaja Hittalmanib
a MarkerAssisted Selection Lab, Department of Genetics and Plant Breeding, College of Agriculture, University of Agricultural Sciences, GKVK, Bangalore, 560 065, India, and Department of Plant Breeding, Faculty of Agriculture, Tabriz University, Tabriz, Iran
b MarkerAssisted Selection Lab, Department of Genetics and Plant Breeding, College of Agriculture, University of Agricultural Sciences, GKVK, Bangalore, 560 065, India

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Fig. 1. Relationship between drought tolerance index and grain yield in rice under (a) well-watered and (b) severe stress conditions
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Fig. 2. The z value of grain yield and maximum root length of nine transgressant backcrosses in rice involving doubled haploid lines and IR64 under (a) well-watered and (b) severe stress conditions.
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Copyright © 2003 by the Crop Science Society of America.