TY - SER AU - El-Sherbeny,G.A.R. TI - Combining ability for earliness and yield and some of its components in bread wheat under favourable and drought stress conditions KW - Wheat KW - Varieties KW - Yields KW - Effect of drought on KW - Flowering KW - Quality KW - Genetics KW - Disease and pest resistance KW - Genetic aspects N1 - Includes references N2 - Six wheat cultivars and their all half diallel possible cross combinations were used to estimate general and specific combining ability for earliness and yield components under favorable (F) and drought stress (S) conditions. Drought stress conditions caused reduction in the F, hybrids average about 5.56%; 17.12%, 7.16% and 18.71% for heading date; number of spikes per plant; 1000 grain weight and grain yield per plant, respectively UR - http://nile.enal.sci.eg/EALE/2006/MUJAS/3106/2/723.pdf ER -