Analysis of Association of puroindoline b-2 Alleles with Yield-Related Traits in Bread Wheat Molecular Identification and Analysis of Puroindoline Alleles in 81 Foreign Wheat Varieties Evaluation and Validation of Four Molecular Markers Associated with Pre-Harvest Sprouting Tolerance in Chinese Wheats Effects of Genotype, Location, and Genotype by Location Interaction on Main Wheat Quality Traits in Inner Mongolia