Crop correlations with structure elements in varieties of grain sorghum of various ecological and geographical originAlexander Baranovskiy, Nikolay Konoplya, Tatyana Kosogova, Sergey Kapustin and Andrey KapustinE3S Web of Conf., 222 (2020) 03018DOI: https://doi.org/10.1051/e3sconf/202022203018