Adaptation of the century model to simulate C and N dynamics of Caatinga dry forest before and after deforestation von Althoff, Tiago Diniz, Menezes, Rômulo Simões Cezar, Pinto, Alexandre de Siqueira, Pareyn, Frans Germain Corneel, Carvalho, André Luiz de, Martins, Júlio César Rodrigues, de Carvalho, Eric Xavier, Silva, Antonio Samuel Alves da, Dutra, Emmanuel Damilano, Sampaio, Everardo Valadares de Sá Barretto

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Enzymatic hydrolysis of cactus pear varieties with high solids loading for bioethanol production von Alencar, Bárbara Ribeiro Alves, Dutra, Emmanuel Damilano, Sampaio, Everardo Valadares de Sá Barretto, Menezes, Rômulo Simões Cezar, Morais, Marcos Antônio

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Florística e fitossociologia de um remanescente de vegetação caducifólia espinhosa arbórea em Caruaru, Pernambuco von Alcoforado-Filho, Francisco Guedes(EMBRAPA CPAMN), Sampaio, Everardo Valadares de Sá Barretto(Universidade Federal de Pernambuco Departamento de Energia Nuclear), Rodal, Maria Jesus Nogueira(UFRPE Departamento de Biologia)

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Biological nitrogen fixation in field-grown sorghum under different edaphoclimatic conditions is confirmed by N isotopic signatures von Barros, Benaia Gonçalves de França, Freitas, Ana Dolores Santiago de, Tabosa, José Nildo, Lyra, Maria do Carmo Catanho Pereira de, Mergulhão, Adália Cavalcanti do Espirito Santo, Silva, Aleksandro Ferreira da, Oliveira, Wagner da Silva, Fernandes-Júnior, Paulo Ivan, Sampaio, Everardo Valadares de Sá Barretto

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Biological nitrogen fixation in tropical dry forests with different legume diversity and abundance von da Silva, Aleksandro Ferreira, de Freitas, Ana Dolores Santiago, Costa, Tânia Lúcia, Fernandes-Júnior, Paulo Ivan, Martins, Lindete Míria Vieira, Santos, Carolina Etienne de Rosália e Silva, Menezes, Kelly Alexsandra Souza, Sampaio, Everardo Valadares de Sá Barretto

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Biogas production from co-digestion of different proportions of food waste and fresh bovine manure von de Morais Andrade, Monaliza Mirella, Alencar, Bárbara Ribeiro Alves, Leite, Nathalia Pereira, Firmo, Alessandra Lee Barbosa, Dutra, Emmanuel Damilano, de Sá Barretto Sampaio, Everardo Valadares, Menezes, Rômulo Simões Cezar

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Valorizing municipal organic waste to produce biodiesel, biogas, organic fertilizer, and value-added chemicals: an integrated biorefinery approach von de Sousa, Maria Helena, da Silva, Alice Sabrina Ferreira, Correia, Raphael Chaves, Leite, Nathalia Pereira, Bueno, Claudio Eduardo Gonçalves, dos Santos Pinheiro, Ricardo Luís, de Santana, Juliana Silva, da Silva, Juliana Luna, Sales, Aldo Torres, de Souza, Camila Claudino, da Silva Aquino, Katia Aparecida, de Souza, Rafael Barros, Pinheiro, Irapuan Oliveira, Henríquez, Jorge Recarte, Schuler, Alexandre Ricardo Pereira, de Sá Barretto Sampaio, Everardo Valadares, Dutra, Emmanuel Damilano, Menezes, Rômulo Simões Cezar

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Yield and biological nitrogen fixation of cowpea varieties in the semi-arid region of Brazil von de Freitas, Ana Dolores Santiago, Fernandes Silva, Acácia, Valadares de Sá Barretto Sampaio, Everardo

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Do the phenology and functional stem attributes of woody species allow for the identification of functional groups in the semiarid region of Brazil? von de Lima, André Luiz Alves, de Sá Barretto Sampaio, Everardo Valadares, de Castro, Cibele Cardoso, Rodal, Maria Jesus Nogueira, Antonino, Antônio Celso Dantas, de Melo, André Laurênio

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Effects of Poultry Manure and Biochar on Acrisol Soil Properties and Yield of Common Bean. A Short-Term Field Experiment von Lima, José Romualdo de Sousa, Goes, Maria da Conceição Cavalcanti de, Hammecker, Claude, Antonino, Antonio Celso Dantas, Medeiros, Érika Valente de, Sampaio, Everardo Valadares de Sá Barretto, Leite, Maria Camila de Barros Silva, Silva, Vanilson Pedro da, de Souza, Eduardo Soares, Souza, Rodolfo

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Rill and sheet soil erosion estimation in an area undergoing desertification in the Brazilian semi-arid region von Barbosa Neto, Manuella Vieira, de Araújo, Maria do Socorro Bezerra, de Araújo Filho, José Coelho, Sampaio, Everardo Valadares de Sá Barretto, de Almeida, Brivaldo Gomes

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Management of sludge from fish ponds at the edge of the Itaparica Reservoir (Brazil): an alternative to improve agricultural production von da Silva, Jorge Luiz Araújo, Araújo, Maria do Socorro B., Sampaio, Everardo Valadares de Sá Barretto, Ludke, Jorge Vitor, Primo, Dário Costa

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How much nitrogen is fixed by biological symbiosis in tropical dry forests? 1. Trees and shrubs von de Souza, Leonardo Queiroz, de Freitas, Ana Dolores Santiago, Sampaio, Everardo Valadares de Sá Barretto, Moura, Patrícia Maia, Menezes, Rômulo Simões Cezar

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Comparison of methods to quantify soil microbial biomass carbon von Moura, Rafael Thomaz de Aquino, Carrido, Marlon Da Silva, Sousa, Carla Da Silva, Menezes, Rômulo Simões Cezar, Sampaio, Everardo Valadares de Sá Barretto

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Concentration of Alkaline Hydrogen Peroxide (AHP) Affects the Recycle of the Liquid Fraction in the Pre-treatment and Enzymatic Hydrolysis of Corn Stover von Alencar, Bárbara Ribeiro Alves, Vaz, Fernanda Leitão, Barbosa Neto, Adauto Gomes, Aquino, Katia Aparecida, Sampaio, Everardo Valadares de Sa Barretto, Menezes, Rômulo Simões Cezar, Dutra, Emmanuel Damilano

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Eficiência da adubação orgânica com esterco bovino e com Egeria densa von Sampaio, Everardo Valadares de Sá Barretto(Universidade Federal de Pernambuco Departamento de Energia Nuclear), Oliveira, Nadja Maia Batista de(Universidade Federal de Pernambuco Programa de Pós-Graduação em Botânica), Nascimento, Paula Regina Fortunato do(Universidade Federal de Pernambuco Programa de Pós-Graduação em Botânica)

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Chemical pretreatment of sugarcane bagasse with liquid fraction recycling von Vaz, Fernanda Leitão, da Rocha Lins, Jennyfer, Alves Alencar, Bárbara Ribeiro, Silva de Abreu, Íthalo Barbosa, Vidal, Esteban Espinosa, Ribeiro, Ester, Valadares de Sá Barretto Sampaio, Everardo, Cezar Menezes, Rômulo Simões, Dutra, Emmanuel Damilano

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Nitrogen symbiotically fixed by cowpea and gliricidia in traditional and agroforestry systems under semiarid conditions von Martins, Júlio César Rodrigues, Freitas, Ana Dolores Santiago de, Menezes, Rômulo Simões Cezar, Sampaio, Everardo Valadares de Sá Barretto

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Soil and vegetation carbon stocks after land-use changes in a seasonally dry tropical forest von Menezes, Rômulo Simões Cezar, Sales, Aldo Torres, Primo, Dário Costa, Albuquerque, Eliza Rosário Gomes Marinho de, Jesus, Kennedy Nascimento de, Pareyn, Frans Germain Corneel, Santana, Mônica da Silva, Santos, Uemeson José dos, Martins, Júlio César Rodrigues, Althoff, Tiago Diniz, Nascimento, Diego Marcelino do, Gouveia, Rafael Feitosa, Fernandes, Milton Marques, Loureiro, Diego Campana, Araújo Filho, José Coelho de, Giongo, Vanderlise, Duda, Gustavo Pereira, Alves, Bruno José Rodrigues, Ivo, Walane Maria Pereira de Mello, Andrade, Eunice Maia de, Pinto, Alexandre de Siqueira, Sampaio, Everardo Valadares de Sá Barretto

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Phenology of high- and low-density wood deciduous species responds differently to water supply in tropical semiarid regions von Lima, André Luiz Alves de, Rodal, Maria Jesus Nogueira, Castro, Cibele Cardoso, Antonino, Antônio Celso Dantas, Melo, André Laurênio de, Gonçalves-Souza, Thiago, Sampaio, Everardo Valadares de Sá Barretto

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