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Volume 76 Number 6 Year 2019

9 articles in this issue 

Arthur Carniato Sanches, Débora Pantojo de Souza, Fernanda Lamede Ferreira de Jesus, Fernando Campos Mendonça, Eder Pereira Gomes

Crop coefficient (Kc) is the ratio between crop evapotranspiration (ETc) and reference evapotranspiration (ETo), representing the phenological effects on crop water consumption. Kc is fundamental to estimating ETc by agrometeorological methods. This resea... see more

Pags. 448 - 458  

Matos Manuel, Ligia Cavani, Danilo Domingues Millen, Cristiana Andrighetto, Gelci Carlos Lupatini, Ricardo da Fonseca

Interest in improving feed efficiency of cattle has been increasing. The residual feed intake (RFI), the most commonly used measurement of feed efficiency, is expensive and can only be used in a small number of animals. The Kleiber Index has also been pro... see more

Pags. 459 - 462  

Tiago do Prado Paim, Pauline Viana, Mauricio Fraga van Tilburg, Arlindo de Alencar Moura, Jurandir Rodrigues de Souza, Concepta McManus, Adibe Luiz Abdalla, Helder Louvandini

Gossypol easily pairs with lysine side chains and enzymes involved in the cellular growth process. The effect of gossypol (a compound present in cotton co-products) in ruminant metabolism and meat quality is not yet clear. This study was undertaken in ord... see more

Pags. 463 - 472  

María-Rosa González, Girma Hailemichael, Álvaro Catalina, Pedro Martín

Although water deficit and iron deficiency chlorosis are common environmental stresses in the Mediterranean area, few data are reported in the literature on their effects on vineyards, when acting simultaneously. The main objective of this research was to... see more

Pags. 473 - 480  

André Arnosti, Italo Delalibera Junior, Marcos Roberto Conceschi, Celeste Paola D’Alessandro, Raphael Vacchi Travaglini, Maria Izabel Camargo-Mathias

Asian citrus psyllid, Diaphorina citri, is considered the most important citrus pest worldwide, as it transmits Huanglongbing – serious citrus disease. New efficient and sustainable strategies to control this pest have been investigated and the use of ent... see more

Pags. 487 - 493  

Simone da Silva Gomes, José Leonardo de Moraes Gonçalves, José Henrique Tertulino Rocha, Marcella Leite de Campos Menegale

Tolerance to acid soil is an important trait of Eucalyptus and Pinus species introduced into commercial forestry plantations in tropical ecosystems. The objective of this study was to evaluate the effect of the exchangeable Al on growth of the seedlings o... see more

Pags. 494 - 500  

Wellingthon da Silva Guimarães Júnnyor, Isabella Clerici De Maria, Cezar Francisco Araujo-Junior, Camila Cassante de Lima, André César Vitti, Getulio Coutinho Figueiredo, Sonia Carmela Falci Dechen

Mechanical sugarcane harvesting increases soil compaction due to the intense traffic of agricultural machinery, reducing longevity of sugarcane crops. In order to mitigate the harmful effects caused by agricultural traffic on the soil structure in sugarca... see more

Pags. 509 - 517  

Antonio Marcos Miranda Silva, Maria Lucrecia Gerosa Ramos, Robervone Severina de Melo Pereira do Nascimento, Alberto do Nascimento Silva, Stefany Braz Silva, Elke Jurandy Bran Nogueira Cardoso, Alessandra Monteiro de Paula

Soil management systems exert different effects on soil attributes, especially on the organic matter content, and, consequently, the soil aggregation. The aim of this study was to evaluate the impact of different land uses practiced by quilombola family f... see more

Pags. 518 - 526  

Carina Nazato, Alessandra de Cássia Romero, Adibe Luiz Abdalla

Crude glycerol is a major by-product of biodiesel production and is an economical additive feed for ruminants. However, residual methanol in crude glycerol can be harmful to animal health. Several methods exist for quantifying methanol residues in biodies... see more

Pags. 527 - 531