High-throughput Phenotyping and Genomic Selection: The Frontiers of Crop Breeding Converge Genome-wide association mapping of aluminum tolerance in Medicago truncatula Research progress in the quantitative trait loci (QTL) and genomic selection of alfalfa Research Progress on Plant Genomic Selection(GS) and Its Application in Maize Breeding Application of Artificial Neural Network in Genomic Selection for Crop Improvement