highly significantP < 0.000061
Highly significant MTAs (P < 0.000061) under heat stress conditions were identified for flag leaf area ( xwmc336 ), spikelet per spike ( xwmc553 ), grains per spike ( cxfa2147 , xwmc418 and xwmc121 ), biomass ( xbarc7 ) and grain yield ( xcfa2147 and xwmc671 ).