VIRÁG, István Csaba; CSAJBÓK, József; LELESZ, Judit Éva; RÁTONYI, Tamás; VARGA, Melinda. Effects of nitrogen rates and boron-containing biostimulant application on sunflower (Helianthus annuus L.) yield and physiological responses under drought conditions. Acta Agraria Debreceniensis, [S. l.], n. 1, p. 93–98, 2026. DOI: 10.34101/actaagrar/1/16782. Disponível em: https://ojs.lib.unideb.hu/actaagrar/article/view/16782. Acesso em: 3 jun. 2026.