SINGH, R. V.; CHANDRA, J. P.; SHARMA, R. K. Effect of Depth of Sowing on Germination of Spruce (<I>Picea Smythiana</I>) Seeds. Indian Forester, [S. l.], v. 101, n. 3, p. 170–175, 1975. DOI: 10.36808/if/1975/v101i3/26952. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/26952. Acesso em: 24 dec. 2025.