STEREŃCZAK, K.; BĘDKOWSKI, K. Assessment of the Scots pine (Pinus sylvestris L.) crowns density based on multispectral images obtained by unmanned aerial vehicle. Ecological Questions, [S. l.], v. 17, p. 89 –, 2013. DOI: 10.12775/ecoq-2013-0019. Disponível em: https://apcz.umk.pl/EQ/article/view/ecoq-2013-0019. Acesso em: 18 jul. 2024.