Zobrazeno 1 - 10
of 60
pro vyhledávání: '"Robert Michael Boddey"'
Autor:
Rafael Cassador Monteiro, Camila Almeida dos Santos, Claudia de Paula Rezende, José Marques Pereira, Robert de Oliveira Macedo, Bruno José Rodrigues Alves, Bruno Grossi C. Homem, Segundo Urquiaga, Mohammad Zaman, Robert Michael Boddey
Publikováno v:
Revista Brasileira de Ciência do Solo, Vol 48 (2024)
ABSTRACT The largest proportion of greenhouse gas (GHG) emissions in the Agriculture sector of the Brazilian national GHG inventory is derived from the large (>200 million head) herd of cattle. The greatest contribution to these emissions comes from
Externí odkaz:
https://doaj.org/article/678a66dc716740ceabb43c27fcd01aa0
Autor:
Vanessa Zirondi Longhini, Luís Carlos Vinhas Ítavo, Antonio Leandro Chaves Gurgel, Abmael da Silva Cardoso, Robert Michael Boddey, Gelson dos Santos Difante, Alexandre Menezes Dias, Camila Celeste Brandão Ferreira Ítavo, Gabriel de Souza Lombardi da Silva, Ana Claudia Ruggieri
Publikováno v:
Ciência Rural, Vol 54, Iss 5 (2023)
ABSTRACT: In Brazil, urea is the most used nitrogen (N) fertilizer to improve forage production. However, their excessive use can cause environmental impacts through N losses, such as ammonia (NH3) volatilization. Therefore, the current study adjuste
Externí odkaz:
https://doaj.org/article/57fba7def2bd49f394e8cb4b91c6b38a
Autor:
Ronildson Lima LUZ, Márcio Fernandes Alves LEITE, Marcelo Correa ZELARAYÁN, Robert Michael BODDEY, Christoph GEHRING
Publikováno v:
Acta Amazonica, Vol 50, Iss 3, Pp 213-222 (2020)
ABSTRACT The ruderal babassu palm (Attalea speciosa) is expanding on large areas of degraded Amazon landscapes. Decomposition of leaves and roots is in the center of plant:soil interactions. We evaluated decomposition and nutrient concentrations of l
Externí odkaz:
https://doaj.org/article/e18667afd1b940d7b2151ffcedf51fec
Autor:
Roni Fernandes Guareschi, Elderson Pereira da Silva, Segundo Urquiaga, Bruno José Rodrigues Alves, Robert Michael Boddey, Leonardo Fernandes Sarkis, Claudia Pozzi Jantalia
Publikováno v:
Semina: Ciências Agrárias, Vol 42, Iss 4 (2021)
Assessment of energy efficiency (EE) enables the evaluation of the sustainability of agrosystems, as well as decision-making regarding reduction in production costs and environmental pollution and even to increase production in a sustainable way. In
Externí odkaz:
https://doaj.org/article/7644d277306c489aa9ce98a76ec784b8
Autor:
Roni Fernandes Guareschi, Robert Michael Boddey, Bruno José Rodrigues Alves, Leonardo Fernandes Sarkis, Marcio dos Reis Martins, Cláudia Pozzi Jantalia, Juan José Peña Cabriales, José Antonio Vera Núñez, Segundo Urquiaga
Publikováno v:
Terra Latinoamericana, Vol 37, Iss 2, Pp 105-119 (2019)
O objetivo deste trabalho é avaliar o consumo de nutrientes (CN) e exportação de nutrientes do campo através dos produtos colhidos (EN), visando estimar o balanço dos principais macronutrientes: nitrogênio (N), fósforo (P) e potássio (K) nos
Externí odkaz:
https://doaj.org/article/f1a29c74c9f0471c8cfa82bee99b36e3
Autor:
Roni Fernandes Guareschi, Marcio dos Reis Martins, Leonardo Fernandes Sarkis, Bruno José Rodrigues Alves, Claudia Pozzi Jantalia, Robert Michael Boddey, Segundo Urquiaga
Publikováno v:
Semina: Ciências Agrárias, Vol 41, Iss 6Supl2 (2020)
A cultura da soja no Brasil vem crescendo em área e produtividade nos últimos anos e, com isso, a análise de sua eficiência energética é muito importante para garantir a sustentabilidade do sistema produtivo. A avaliação da eficiência energ
Externí odkaz:
https://doaj.org/article/4917d3f7cc4d485fabed0f1ba0b7ea37
Autor:
Roni Fernandes Guareschi, Marcio dos Reis Martins, Segundo Urquiaga, Bruno José Rodrigues Alves, Robert Michael Boddey, Leonardo Fernandes Sarkis
Publikováno v:
Semina: Ciências Agrárias, Vol 41, Iss 3 (2020)
O arroz é o segundo cereal mais cultivado no mundo e contribui ativamente nas emissões de GEE, principalmente em áreas produzidas sob inundação, com destaque para a produção de gás metano. A eficiência energética (EE) e as emissões de gase
Externí odkaz:
https://doaj.org/article/db457bcfbeac4568ae86869e51e522fd
Autor:
Israel Oliveira Ramalho, Claudia de Paula Rezende, José Marques Pereira, Robert de Oliveira Macedo, Camila Almeida dos Santos, Rafael Cassador Monteiro, Bruno José Rodrigues Alves, Isabel das Neves Oiticica de Carvalho, Segundo Urquiaga, Robert Michael Boddey
Publikováno v:
Ciência Rural, Vol 49, Iss 12 (2019)
ABSTRACT: The objectives of this study were to determine the rates of plant litter deposition and decomposition in Marandu pastures (Urochloa brizantha cv. Marandu) under a) three forms of nitrogen (N) supply, b) at different stages of rotational gra
Externí odkaz:
https://doaj.org/article/8220c0a6b5824b4da11f528bcfc4be3f
Autor:
Karla Emanuelle Campos Araujo, Carlos Vergara Torres Júnior, Ana Paula Guimarães, Mara Alexandre da Silva, Bruno José Rodrigues Alves, Segundo Urquiaga, Robert Michael Boddey
Publikováno v:
Ciência Rural, Vol 49, Iss 12 (2019)
ABSTRACT: To quantify the BNF contribution to legumes using the 15N natural abundance technique, it is important to know the abundance of 15N of the plants grown entirely dependent on BNF (value ‘B’). The aim of the study was to determine the 15N
Externí odkaz:
https://doaj.org/article/f54d3ee83a924354af79dd79d58927cd
Autor:
Nivaldo Schultz, Willian Pereira, Paulo de Albuquerque Silva, José Ivo Baldani, Robert Michael Boddey, Bruno José Rodrigues Alves, Segundo Urquiaga, Veronica Massena Reis
Publikováno v:
Plant Production Science, Vol 20, Iss 4, Pp 366-374 (2017)
Sugarcane is a crop of great economic, social, and environmental relevance in Brazil. The country is the largest sugar producer and the second largest bioethanol producer in the world. The goal of this study was to evaluate the efficiency of a sugarc
Externí odkaz:
https://doaj.org/article/8096b4a01448499bb1bc08ce102de7b6