A Genetic Model and Analysis Methods for Endosperm Traits Bayesian Statistics-Based Multiple Interval Mapping of QTL Controlling Endosperm Traits in Cereals Interval Mapping of Quantitative Trait Loci Underlying Endosperm Traits with NC III and TTC Designs Plant Average-based Maximum Likelihood Mapping of Quantitative Traits Loci Controlling Endosperm Traits Genetic Studies of Grain Protein Content in Barley Single Grain Observation-Based Mapping of Quantitative Traits Loci Underlying Endosperm Traits