Zobrazeno 1 - 10
of 203
pro vyhledávání: '"Hélio Garcia Leite"'
Autor:
Gianmarco Goycochea Casas, Juan Rodrigo Baselly-Villanueva, Mathaus Messias Coimbra Limeira, Carlos Moreira Miquelino Eleto Torres, Hélio Garcia Leite
Publikováno v:
Trees, Forests and People, Vol 14, Iss , Pp 100440- (2023)
Peruvian Amazonian rainforests are constantly threatened by forest loss. Understanding changes in forest cover and assessing the level of risk is a permanent concern for numerous scientists and forest authorities. There are many conservation programs
Externí odkaz:
https://doaj.org/article/5bfec294552c458b888890aff28e90ab
Autor:
Otávio Miranda Verly, Rodrigo Vieira Leite, Ivaldo da Silva Tavares-Junior, Samuel José Silva Soares da Rocha, Hélio Garcia Leite, José Marinaldo Gleriani, Maria Paula Miranda Xavier Rufino, Valéria de Fatima Silva, Carlos Moreira Miquelino Eleto Torres, Angelica Plata-Rueda, Bárbara Monteiro de Castro e Castro, José Cola Zanuncio, Laércio Antônio Gonçalves Javocine
Publikováno v:
Ecological Indicators, Vol 146, Iss , Pp 109870- (2023)
The Atlantic Forest is one of the most threatened biodiversity hotspots and environmental impacts has made its landscape fragmented and heterogeneous. The heterogeneity of the fragments is a challenge for the characterization and quantification of fo
Externí odkaz:
https://doaj.org/article/4bff37f8f3104da7b8c6e2b7ef2fc6f6
Autor:
Kaléo Dias Pereira, Antônio Policarpo Souza Carneiro, Gerson Rodrigues dos Santos, Angélica de Cassia Oliveira Carneiro, Hélio Garcia Leite, Felipe Pedersoli Borges
Publikováno v:
Revista Árvore, Vol 45 (2021)
ABSTRACT The understanding of the relationship between the properties of wood and charcoal makes it possible to improve the production of charcoal. Therefore, the random forest algorithm was used in this study to analyze the influence of eucalyptus w
Externí odkaz:
https://doaj.org/article/a4f44e1c62bb437bbfbf591a318bb9d5
Autor:
Geraldo Magela Pereira Filho, Laércio Antônio Gonçalves Jacovine, Bruno Leão Said Schettini, Haroldo Nogueira de Paiva, Paulo Henrique Villanova, Samuel José Silva Soares da Rocha, Hélio Garcia Leite
Publikováno v:
Revista Árvore, Vol 44 (2020)
ABSTRACT The growth of an eucalypt plantation should be monitored to identify factors that influence its development, helping in the decision-making process, aiming to reduce productivity losses. Thus, the objective of the present study was to evalua
Externí odkaz:
https://doaj.org/article/f549e1f904ff4757a95a557538e6b3dd
Autor:
Donizete da Costa Dias, Jorge Luiz Colodette, Claudio Roberto Thiersch, Hélio Garcia Leite, José Livio Gomide
Publikováno v:
Ciência Florestal, Vol 27, Iss 2, Pp 609-619 (2017)
The basic density is a key property of wood quality for pulp production, but its determination is very time consuming and costly. The development of non-destructive sampling tools, efficient and low cost is important so the Resistograph can be an alt
Externí odkaz:
https://doaj.org/article/30c2b018d0bc4d33b1ed8589de49506e
Autor:
Renato Bezerra da Silva Ribeiro, João Ricardo Vasconcellos Gama, Agostinho Lopes de Souza, Hélio Garcia Leite, Carlos Pedro Boechat Soares, Gilson Fernandes da Silva
Publikováno v:
Revista Árvore, Vol 40, Iss 1, Pp 81-88 (2016)
RESUMO Objetivou-se aplicar e avaliar métodos para estimar múltiplos volumes em uma Área de Manejo Comunitário, localizada na Floresta Nacional do Tapajós. Foram cubadas, rigorosamente, 516 árvores-amostra de 21 espécies comerciais, todas com
Externí odkaz:
https://doaj.org/article/2ed69010b7ae4d368dc24ffe25bc715a
Autor:
Rodrigo Vieira Leite, Carlos Alberto Silva, Midhun Mohan, Adrián Cardil, Danilo Roberti Alves de Almeida, Samuel de Pádua Chaves e Carvalho, Wan Shafrina Wan Mohd Jaafar, Juan Guerra-Hernández, Aaron Weiskittel, Andrew T. Hudak, Eben N. Broadbent, Gabriel Prata, Ruben Valbuena, Hélio Garcia Leite, Mariana Futia Taquetti, Alvaro Augusto Vieira Soares, Henrique Ferraço Scolforo, Cibele Hummel do Amaral, Ana Paula Dalla Corte, Carine Klauberg
Publikováno v:
Remote Sensing, Vol 12, Iss 21, p 3599 (2020)
Fast-growing Eucalyptus spp. forest plantations and their resultant wood products are economically important and may provide a low-cost means to sequester carbon for greenhouse gas reduction. The development of advanced and optimized frameworks for e
Externí odkaz:
https://doaj.org/article/a4f5228e9e4341fa916ae59aa763d2af
Autor:
Rodrigo Vieira Leite, Cibele Hummel do Amaral, Raul de Paula Pires, Carlos Alberto Silva, Carlos Pedro Boechat Soares, Renata Paulo Macedo, Antonilmar Araújo Lopes da Silva, Eben North Broadbent, Midhun Mohan, Hélio Garcia Leite
Publikováno v:
Remote Sensing, Vol 12, Iss 9, p 1513 (2020)
Forest plantations are globally important for the economy and are significant for carbon sequestration. Properly managing plantations requires accurate information about stand timber stocks. In this study, we used the area (ABA) and individual tree (
Externí odkaz:
https://doaj.org/article/d38feade160d4ef387cd75c3e57ac97e
Autor:
Ludmília de Souza Dias, Taciano Oliveira da Silva, Heraldo Nunes Pitanga, Renato Vinícius Oliveira Castro, Hélio Garcia Leite, Carlos Cardoso Machado
Publikováno v:
Revista Árvore, Vol 39, Iss 4, Pp 723-731 (2015)
ABSTRACTThis study presents a contribution to the modeling of a computer application employing a method of serviceability performance for unpaved roads, aiming the management of maintenance/restoration activities of the primary surface layer. The pro
Externí odkaz:
https://doaj.org/article/162ba53700c14cb9a0f6c08185267d58
Autor:
Kaio Henrique Adame de Carvalho, Marcio Lopes da Silva, Hélio Garcia Leite, Daniel Henrique Breda Binoti, Liniker Fernandes da Silva
Publikováno v:
Agro@mbiente On-line, Vol 10, Iss 4 (2017)
A programação linear é considerada uma das ferramentas básicas da pesquisa operacional, sendo baseada em uma função linear de variáveis, chamada de função objetivo. Assim, objetivou-se com este trabalho demonstrar a influência de diferentes
Externí odkaz:
https://doaj.org/article/17350a06b3864010afdf40676d001328