KOUSHIK SINHA MAHAPATRA; HIRAK BANERJEE; ABHISEK BANIK; ADITI PAHARI; SUKANTA PAL. Proper sowing method and nitrogen level improve above ground biomass, yield and nitrogen use efficiency of spring sunflower (Helianthus annuus L.) in coastal soil: EFFECT OF SOWING METHODS AND N LEVELS ON SPRING SUNFLOWER IN COASTAL SOIL. Journal of Oilseeds Research, India, v. 41, n. 1, p. 18–28, 2024. DOI: 10.56739/bkc68670. Disponível em: https://epubs.icar.org.in/index.php/JOR/article/view/164177. Acesso em: 3 nov. 2025.