Search Results - "dos Anjos Leal, Otávio"

Soil chemical properties and organic matter composition of a subtropical Cambisol after charcoal fine residues incorporation by Leal, Otávio dos Anjos, Dick, Deborah Pinheiro, Lombardi, Kátia Cylene, Maciel, Vanessa Gonçalves, González-Pérez, José António, Knicker, Heike

“…Purpose Brazil is the world’s greatest charcoal producer with an annual production of 10 million tons. However, about 15 % is lost as charcoal fines, which can…”
Get full text

Humic Substances and Chemical Properties of an Acrisol Amended with Vermicomposted Vegetal and Animal Residues by Rul Martins Antunes, Otávio dos Anjos Leal, Rosa Maria Vargas Castilhos, Danilo Dufech Castilhos, Robson Andreazza, Raí Augusto Schwalbert

“…ABSTRACT Vermicomposted vegetal and animal residues are rich in nutrients and humic substances and thus can be applied to the soil as a source of…”
Get full text

Biochar captures ammonium and nitrate in easily extractable and strongly retained form without stimulating greenhouse gas emissions during composting by Busch, Franziska, Leal, Otávio dos Anjos, Siebers, Nina, Brüggemann, Nicolas

“…During composting of organic waste, nitrogen is lost through gaseous forms and ion leaching. Biochar has been shown to capture mineral nitrogen (Nmin: NH4+ and…”
Get full text

First validation of the method Visual Evaluation of Soil Structure in coal mining area using a long-term field revegetation experiment as testbed by Leal, Otávio dos Anjos, Miguel, Pablo, Rodrigues, Mateus Fonseca, Guimarães, Rachel Muylaert Locks, Pinto, Luiz Fernando Spinelli, Silva, Thais Palumbo, Pinto, Marilia Alves Brito, Nachtigall, Stephan Domingues, Stumpf, Lizete

“…Topsoil compaction is a persistent problem in minesoils, jeopardizing the revegetation and ecological reclamation of the mined land. Evaluation of soil…”
Get full text

Acacia and Eucalyptus plantations modify the molecular composition of density organic matter fractions of subtropical native pasture soils by dos Anjos Leal, Otávio, Santana, Graciele Sarante, Knicker, Heike, González-Vila, Francisco J., González-Pérez, José A., Dick, Deborah Pinheiro

“…•Py-GC/MS confirmed stronger Eucalyptus litter recalcitrance compared to Acacia litter.•Eucalyptus modified more C and N stocks and less the chemistry of light…”
Get full text

Soil Organic Matter Molecular Composition Shifts Driven by Forest Regrowth or Pasture after Slash-and-Burn of Amazon Forest by Leal, Otávio Dos Anjos, Jiménez-Morillo, Nicasio T, González-Pérez, José A, Knicker, Heike, de Souza Costa, Falberni, Jiménez-Morillo, Pedro N, de Carvalho Júnior, João Andrade, Dos Santos, José Carlos, Pinheiro Dick, Deborah

“…Slash-and-burn of Amazon Forest (AF) for pasture establishment has increased the occurrence of AF wildfires. Recent studies emphasize soil organic matter (SOM)…”
Get full text

Organic Matter Fractions and Quality of the Surface Layer of a Constructed and Vegetated Soil After Coal Mining. I - Humic Substances and Chemical Characterization by Leal, Otávio dos Anjos, Castilhos, Rosa Maria Vargas, Pauletto, Eloy Antonio, Pinto, Luiz Fernando Spinelli, Fernandes, Flávia Fontana, Penning, Letiane Helwig, Rosa, Carla Machado da

“…After open coal mining, soils are “constructed”, which usually contain low levels and quality of organic matter (OM). Therefore, the use of plant species for…”
Get full text

Organic Matter Fractions and Quality of the Surface Layer of a Constructed and Vegetated Soil After Coal Mining. II - Physical Compartments and Carbon Management Index by Leal, Otávio dos Anjos, Castilhos, Rosa Maria Vargas, Pauletto, Eloy Antonio, Pinto, Luiz Fernando Spinelli, Pillon, Clenio Nailto, Penning, Letiane Helwig, Santos, Daiane Carvalho dos

“…Soils constructed after mining often have low carbon (C) stocks and low quality of organic matter (OM). Cover crops are decisive for the recovery process of…”
Get full text

4‑Methyl-1-(prop-2-yn-1-yl)‑1H‑1,2,3-triazole (MPT): A Novel, Highly Efficient Nitrification Inhibitor for Agricultural Applications by Yildirim, Sibel C., Nathanael, Joses G., Frindte, Katharina, dos Anjos Leal, Otávio, Walker, Robert M., Roessner, Ute, Knief, Claudia, Brüggemann, Nicolas, Wille, Uta

“…Nitrogen fertilization in agriculture has serious environmental consequences, including production of the greenhouse gas nitrous oxide (N2O), pollution of…”
Get full text

Charcoal Fine Residues Effects on Soil Organic Matter Humic Substances, Composition, and Biodegradability by Leal, Otávio dos Anjos, Dick, Deborah Pinheiro, de la Rosa, José María, Leal, Daniela Piaz Barbosa, González-Pérez, José A., Campos, Gabriel Soares, Knicker, Heike

“…Biochar has been shown as a potential mean to enhance carbon sequestration in the soil. In Brazil, approximately 15% of the produced charcoal is discarded as…”
Get full text

Initial Recovery of Organic Matter of a Grass-Covered Constructed Soil after Coal Mining by Leal, Otávio dos Anjos, Castilhos, Rosa Maria Vargas, Pinto, Luiz Fernando Spinelli, Pauletto, Eloy Antonio, Lemes, Elisa Souza, Kunde, Roberta Jeske

“…ABSTRACT Revegetation is essential to improve the quality of constructed soils. This study investigated effects of perennial grasses on total organic carbon…”
Get full text

Tensile strength and organic matter fractions in aggregates of a grass-covered mined soil under early stage recovery by Stumpf, Lizete, dos Anjos Leal, Otávio, Pauletto, Eloy Antonio, Pinto, Luiz Fernando Spinelli, Reis, Diony Alves, Pinto, Marília Alves Brito, Tuchtenhagen, Ivana Kruger

“…•Traffic of heavy-machinery for soil construction originated cohesive soil aggregates.•Disruption of compacted aggregates by roots decreased tensile strength…”
Get full text

First assessment of soil mesofauna, microbiota, and humic substances associations in a minesoil revegetated with four grasses in Brazil: An 18-year field study by Fernandez, Maria Bertaso de Garcia, Leal, Otávio dos Anjos, Júnior, Adão Pagani, Islabão, Lívia de Oliveira, Silveira, Luisa Menezes, Nogueira, Hullifas Lopes, Rocha, José Vitor Peroba, Nascimento, Beatriz Bruno, Oliveira, Nathalia Lopes de, Oliveira, Mauricio da Silva de, Miguel, Pablo, Pinto, Luiz Fernando Spinelli, Schubert, Ryan Noremberg, Stumpf, Lizete

“…Moving away from coal protects our environment and soil. However, coal use in 2022 exceeded all previous years, systematically generating minesoils. The…”
Get full text

Efeito de substâncias húmicas na cinética de absorção de potássio, crescimento de plantas e concentração de nutrientes em Phaseolus vulgaris L by Rosa, Carla Machado da(Universidade Federal de Pelotas área de concentração Solos Programa de Pós Graduação em Agronomia), Castilhos, Rosa Maria Vargas(UFPel Faculdade de Agronomia ‘Eliseu Maciel’ Departamento de Solos), Vahl, Ledemar Carlos(UFPel Faculdade de Agronomia ‘Eliseu Maciel’ Departamento de Solos), Castilhos, Danilo Dufech(UFPel Faculdade de Agronomia ‘Eliseu Maciel’ Departamento de Solos), Pinto, Luiz Fernando Spinelli(UFPel Faculdade de Agronomia ‘Eliseu Maciel’ Departamento de Solos), Oliveira, Elisandra Solange(Universidade Federal do Rio Grande do Sul Programa de Pós Graduação em Ciência do Solo), Leal, Otávio dos Anjos(UFPel Faculdade de Agronomia ‘Eliseu Maciel’ Departamento de Solos)

“…As substâncias húmicas podem influenciar direta ou indiretamente o metabolismo das plantas, alterando assim o seu crescimento. O objetivo deste trabalho foi…”
Get full text

Conteúdo de carbono orgânico em planossolo háplico sob sistemas de manejo do arroz irrigado by Carla Machado da Rosa, Rosa Maria Vargas Castilhos, Eloy Antonio Pauletto, Clenio Nailto Pillon, Otávio dos Anjos Leal

“…Nos solos de várzea da região Sul do Rio Grande do Sul, onde um milhão de hectares são cultivados com arroz irrigado por alagamento em diferentes sistemas de…”
Get full text

4-Methyl-1-(prop-2-yn-1-yl)-1 H -1,2,3-triazole (MPT): A Novel, Highly Efficient Nitrification Inhibitor for Agricultural Applications by Yildirim, Sibel C., Nathanael, Joses G., Frindte, Katharina, dos Anjos Leal, Otávio, Walker, Robert M., Roessner, Ute, Knief, Claudia, Brüggemann, Nicolas, Wille, Uta

Get full text

CRESCIMENTO INICIAL DE ACÁCIA-NEGRA COM VERMICOMPOSTOS DE DIFERENTES RESÍDUOS AGROINDUSTRIAIS by Rul Martins Antunes, Rosa Maria Vargas Castilhos, Danilo Dufch Castilho, Otávio dos Anjos Leal, Robson Andreazza

“…The use of vermicompost as organic compounds of different agro-industrial wastes in the productionof Acacia mearnsii seedlings can be an alternative of reusing…”
Get full text

Conteúdo de carbono orgânico em planossolo háplico sob sistemas de manejo do arroz irrigado by Rosa, Carla Machado da, Castilhos, Rosa Maria Vargas, Pauletto, Eloy Antonio, Pillon, Clenio Nailto, Leal, Otávio dos Anjos

“…Nos solos de várzea da região Sul do Rio Grande do Sul, onde um milhão de hectares são cultivados com arroz irrigado por alagamento em diferentes sistemas de…”
Get full text

CRESCIMENTO INICIAL DE ACÁCIA-NEGRA COM VERMICOMPOSTOS DE DIFERENTES RESÍDUOS AGROINDUSTRIAIS by Antunes, Rul Martins, Castilhos, Rosa Maria Vargas, Castilho, Danilo Dufch, Leal, Otávio dos Anjos, Andreazza, Robson

“…A utilização de vermicompostos de diferentes resíduos agroindustriais na produção de mudas de acácianegra pode ser uma alternativa de reutilização de resíduos…”
Get full text

Efeito de substâncias húmicas na cinética de absorção de potássio, crescimento de plantas e concentração de nutrientes em Phaseolus vulgaris L by Rosa, Carla Machado da, Castilhos, Rosa Maria Vargas, Vahl, Ledemar Carlos, Castilhos, Danilo Dufech, Pinto, Luiz Fernando Spinelli, Oliveira, Elisandra Solange, Leal, Otávio dos Anjos

“…As substâncias húmicas podem influenciar direta ou indiretamente o metabolismo das plantas, alterando assim o seu crescimento. O objetivo deste trabalho foi…”
Get full text