Selection evaluation of new self-pollinated sunflower (Helianthus annuus L.) lines with resistance to sulfonylurea herbicides and downy mildew |Plasmopara halstedii (Farl.) Berl. et. de Tony| - A. S. Ilchenko; B. F. Varenyk; S. I. Karapira (Plant Varieties Studying and Protection, 2024)