Studying the initial material of sunflower varieties on the trait “basket`s area” under the conditions of the Lower Volga region
Submitted by Гость (not verified) on Tue, 07/09/2024 - 16:45The article presents the results of a three-year study of the combinatory ability of sunflower (HelianthusannuusL.) varieties on the trait “basket’s area” by the topcross method. The experiment was conducted in 2016–2018 in the fields of Russian Research, Design and Technology Institute of Sorghum and Corn. The experiment was repeated three times. The plant density was 4.5 plants per m2. The area of the plots was 7.7 m2 (two rows 5.5 m long; row spacing was 70 cm). The initial material for the study consisted of 43 samples of domestic and foreign selection.