11 articles in this issue
Vilmar Rodrigues de Sousa Junior, Luana Araújo Sabino, Daniella Jorge de Moura, José Roberto Nunhez, Lilia Thays Sonoda, Alexandre Oliveira Silva, Ronald Jaimes Prada, Diener Volpin Ribeiro Fontoura, Rogério Torres Seber
Ventilation systems used in swine facilities deserve to be studied because they directly affect productivity in the pig farming sector. Bearing this in mind the uniformity of air distribution and temperature is essential to animal welfare in this breeding... see more
Rafael Simões Coelho Barone, Daniel Yokoyama Sonoda, Evandro Kleber Lorenz, José Eurico Possebon Cyrino
Several microalgae contain in excess of 50 % crude protein with amino acid profile comparable to that of fish meal. In addition, high polyunsaturated fatty acid contents encourage their use in animal feeding and nutrition, particularly in the formulation ... see more
Leandro Coelho de Araujo, Patricia Menezes Santos, Daniel Rodriguez, José Ricardo Macedo Pezzopane
Climate, soil and management are the main drives for growth and production of tropical pastures. Thus, a better understanding of the effects of these factors and their interactions under climate conditions is required to obtain effective management option... see more
Osmar Antonio Dalla Costa, Vivian Feddern, Natalia Bortoleto Athayde, Naiana Einhardt Manzke, Roberto de Oliveira Roça, Letícia dos Santos Lopes, Gustavo Julio Mello Monteiro de Lima
This study was carried out to determine the combining effects of feeding up to 15 mg kg-1 ractopamine (RAC) to physically castrated (PC) pigs or those injected with an anti-GnRF vaccine (IC), on growth performance during suckling, weaning, growing and fin... see more
Diego Fernando Marmolejo Cortes, Renato Santa-Catarina, Alinne Oliveira Nunes Azevedo, Tathianne Pastana de Sousa Poltronieri, Julio Cesar Fiorio Vettorazzi, Nádia Fernandes Moreira, Geraldo Antônio Ferreguetti, Helaine Christine Cancela Ramos, Alexandre Pio Viana, Messias Gonzaga Pereira
The selection of superior Carica papaya (L) genotypes depends on the availability of genetic variability and on the favorable and simultaneous response of the genotypes to those traits of most interest. However, manual phenotyping (MP) demands intensive l... see more
Camila Viana Vieira Farhate, Zigomar Menezes de Souza, Stanley Robson de Medeiros Oliveira, João Luís Nunes Carvalho, Newton La Scala Júnior, Ana Paula Guimarães Santos
The use of data mining is a promising alternative to predict soil respiration from correlated variables. Our objective was to build a model using variable selection and decision tree induction to predict different levels of soil respiration, taking into a... see more
Diana Signor, Magnus Dall’Igna Deon, Plínio Barbosa de Camargo, Carlos Eduardo Pellegrino Cerri
Soil organic matter (SOM), which influences chemical, physical and biological soil attributes, is the main form of C found in the soil which can also be used as a soil sustainability index. The aim of this study was to use the quantity and quality of SOM ... see more
María La O, María Francisca Perera, Romina Priscila Bertani, Ricardo Acevedo, Marta Eugenia Arias, Mario Alberto Casas, Juana Pérez, Yaquelín Puchades, Eida Rodríguez, Isabel Alfonso, Atilio Pedro Castagnaro
Multiple pathogens affect sugarcane, among them Puccinia melanocephala, the causal agent of brown rust. This disease was first reported in Cuba in 1979 when it was responsible for a severe attack on the main sugarcane variety B4362. The aims of the presen... see more
Pedro Belavenutti, Carlos Romero, Luis Diaz-Balteiro
The application of optimization methods to forest management has given rise to a successful line of investigation in recent decades. However, there have been few publications associated with the application of these techniques to the management of industr... see more
Bárbara Estevão Clasen, Andressa de Oliveira Silveira, Daiana Bortoluzzi Baldoni, Daiane Fiuza Montagner, Rodrigo Josemar Seminoti Jacques, Zaida Inês Antoniolli
Mycorrhizae are mutualistic associations between fungi and plant roots. These symbiotic associations are abundant and occur in 75 to 80 % of plants. Ectomycorrhizal fungi are very important in ecosystems, because their mutualistic association with plants ... see more
Maurício Roberto Cherubin, Dener Márcio da Silva Oliveira, Brigitte Josefine Feigl, Laisa Gouveia Pimentel, Izaias Pinheiro Lisboa, Maria Regina Gmach, Letícia Leal Varanda, Maristela Calvente Morais, Lucas Santos Satiro, Gustavo Vicentini Popin, Sílvia Rodrigues de Paiva, Arthur Klebson Belarmino dos Santos, Ana Luisa Soares de Vasconcelos, Paul Lineker Amaral de Melo, Carlos Eduardo Pellegrino Cerri, Carlos Clemente Cerri
The use of crop residues as a bioenergy feedstock is considered a potential strategy to mitigate greenhouse gas (GHG) emissions. However, indiscriminate harvesting of crop residues can induce deleterious effects on soil functioning, plant growth and other... see more