VIKRAM BHARATI; U K SINGH; KAUSHAL KISHOR; C S CHOUDHARY. Impact of front line demonstration on yield and economics of sunflower (Helianthus annuus L.) in Bihar: Impact of front line demonstration on yield and economics of sunflower (Helianthus annuus L.) in Bihar. Journal of Oilseeds Research, India, v. 37, n. Specialissue, 2020. DOI: 10.56739/jor.v37iSpecialissue.141340. Disponível em: https://epubs.icar.org.in/index.php/JOR/article/view/141340. Acesso em: 20 jun. 2026.