Zobrazeno 1 - 10
of 148
pro vyhledávání: '"Gustavo Schwartz"'
Publikováno v:
Sustentabilidade em Debate, Vol 13, Iss 1 (2022)
The objective of this article was to analyze the benefits of Agroforestry Systems (AFSs) association with natural regeneration promoted by family farmers of Tomé-Açu, Pará, Brazil. Based on 46 previous interviews with family farmers, 12 of them we
Externí odkaz:
https://doaj.org/article/87c7c9ecca9a446a9aeab4d0cc1689ff
Autor:
José Ribamar Oliveira Rodrigues, Luiz Fernandes Silva Dionisio, Edgar Cusi Auca, Gustavo Schwartz, Ronald Corvera-Gomringer
Publikováno v:
Colloquium Agrariae, Vol 18, Iss 1 (2022)
The Bertholletia excelsa species is frequently used in reforestation due to its high degree of adaptability and its excellent initial growth. Thus, this work aimed to study the growth of Bertholletia excelsa according to different types and concentra
Externí odkaz:
https://doaj.org/article/bc4e171ffc3540f790549d28ec088797
Autor:
Luiz Fernandes Silva Dionisio, Lucas Feitosa Costa, Camila de Almeida Milhomem, Gustavo Schwartz
Publikováno v:
Colloquium Agrariae, Vol 17, Iss 6 (2022)
The objective of the work was to identify the harvesting system used, its adaptations, describe the harvesting activities, characterization of the machines used and the costing. The costs raised in this work were divided by activity and cost componen
Externí odkaz:
https://doaj.org/article/879c34a58057419ea85200b78829c357
Autor:
Hipolito Murga-Orrillo, Carlos Abanto-Rodriguez, Luiz Fernandes Silva Dionisio, Fred William Chu-Koo, Gustavo Schwartz, Ever Nuñez Bustamante, Paul Michael Stewart, Ricardo Santos Silva Amorim, George Louis Vourlitis, Francisco De Almeida Lobo, Ricardo Manuel Bardales-Lozano
Publikováno v:
Agronomy, Vol 13, Iss 2, p 282 (2023)
This research examined how edaphoclimatic variations are related to dendrometric variables of the Tara tree in natural and agroforestry systems in Cajamarca, Peru. Evaluations followed three approaches: (a) principal components analysis (PCA) with en
Externí odkaz:
https://doaj.org/article/23c2f1fbaa3344e6ac052d1754c66e93
Autor:
Dárlison Fernandes-Carvalho-de Andrade, Ademir-Roberto Ruschel, Gustavo Schwartz, João-Olegário Pereira-de-Carvalho, João-Ricardo Vasconcellos-Gama
Publikováno v:
Forest Systems, Vol 30, Iss 3 (2021)
Aim of the study: To assess structure, recruitment and mortality rates of tree species over almost three decades, 14 years before and 15 years after a forest fire. Material and methods: All trees ≥ 5 cm in DBH were identified and measured in 12
Externí odkaz:
https://doaj.org/article/227509ea63054ff2b344cc797e934eb1
Autor:
Antonio Ozenilto de Sousa Lima, Gustavo Schwartz, Arystides Resende Silva, Alexandre Mehl Lunz, Andréa Hentz de Mello, Ulisses Brigatto Albino
Publikováno v:
Colloquium Agrariae, Vol 15, Iss 6, Pp 1-10 (2019)
Atualmente, as espécies do gênero Eucalyptus figuram nas espécies mais importantes nas plantações florestais. Estas espécies apresentam dependência de associação micorrízica para o crescimento em condições de campo. Este estudo teve como
Externí odkaz:
https://doaj.org/article/ead1930a5b3141b6862e6d2df74164b0
Publikováno v:
Acta Amazonica, Vol 49, Iss 3, Pp 179-182 (2019)
ABSTRACT Thaumastocoris peregrinus (Hemiptera, Thaumastocoridae) is a phytophagous pest of eucalyptus plantations. It was introduced in Brazil in 2008, and expanded rapidly due to its adaptive capacity to different climatic conditions. Eucalyptus has
Externí odkaz:
https://doaj.org/article/b769fa3b507f47a2ab36beb067324da6
Autor:
Carla Kelen deAndrade Moraes, Gustavo Schwartz, Nilma Silva Borges, André Sousa dos Santos, Rafael Lobato Prado Neves
Publikováno v:
Revista de Ciências Agrárias, Vol 63 (2020)
A diversidade socioprodutiva da agricultura familiar é de extrema importância para asustentabilidade e reprodução social das comunidades na Amazônia. Este estudo tem como objetivoanalisar as práticas produtivas das comunidades, visando identifi
Externí odkaz:
https://doaj.org/article/80b7150598694ff381b1a26cb5050e26
Autor:
Nisângela-Severino Lopes-Costa, Fernando-Cristovam da-Silva-Jardim, Jaqueline Macedo-Gomes, Luiz-Fernandes Silva-Dionisio, Gustavo Schwartz
Publikováno v:
Forest Systems, Vol 29, Iss 1, Pp e003-e003 (2020)
Aim of study: To assess responses of the shade-tolerant species Theobroma subincanum in relation to canopy gaps created by reduced impact logging (RIL). Materials and methods: A managed forest in themunicipality ofMoju, Pará state,Brazil, harvested
Externí odkaz:
https://doaj.org/article/7dc561035ad74792bcae4c153d26e9dd
Publikováno v:
Entomological Communications, Vol 1, Pp ec01009-ec01009 (2019)
The monoculture of eucalyptus species shows great expansion in the state of Pará, Brazil, so the culture presents high propensity to be a host species of both native and exotic entomological fauna. Commercial plantations of eucalyptus were monitored
Externí odkaz:
https://doaj.org/article/cbc5dd38fed04d60a3752fe5b07f97d1