POLLEN PRODUCTIVITY VARIATIONS IN PINUS ROXBURGHII AT THREE DIFFERENT ALTITUDES IN GARHWAL HIMALAYA. JOURNAL OF TROPICAL FOREST SCIENCE, [S. l.], v. 14, n. 1, p. 94–104, 2022. Disponível em: https://jtfs.frim.gov.my/jtfs/article/view/1267. Acesso em: 23 nov. 2025.