PITAMBER SINGH NEGI; SANDEEP SHARMA. Effect of Different Concentrations of Gibberellic Acid on Seed Germination Behaviour and Seedling Vigour Index of Betula Utilis D. Don. Annals of Arid Zone, India, v. 64, n. 2, p. 199–204, 2025. DOI: 10.56093/aaz.v64i2.161434. Disponível em: https://epubs.icar.org.in/index.php/AAZ/article/view/161434. Acesso em: 21 oct. 2025.