12 articles in this issue
Rodrigo Morales, Julian Parga, Ignacio Subiabre, Carolina E. Realini
The aims of the present study were to compare the quality of grain-fed and pasture-fed beef and to assess the effects of two feeding periods on grain for finishing steers. A group of 75 steers were fed one of 5 finishing diets (n = 15 per diet): pasture f... see more
Renata Gomes de Oliveira, Sandra R. Freitas Pinheiro, Karen B. Goulart, Aldrin V. Pires, Frederico de C. Figueiredo, Karoll A. Alfonso Torres-Cordido
Phosphorus is an important mineral for optimum growth and bone mineralization and is considered the third most expensive nutrient in diets for nonruminants. An experiment was conducted to evaluate the available phosphorus requirements (AP) for meat-type q... see more
Suleyman Temel, Mucahit Pehluvan
Fruit tree and poplar leaves that fall in autumn are undervalued in terms of animal feeding mainly because of insufficient knowledge about their potential feeding value. Knowledge of the nutritional values of these species may be important to supplement t... see more
Cleiton P. Sangali, Luís D. G. Bruno, Ricardo V. Nunes, Adhemar R. de Oliveira Neto, Paulo C. Pozza, Jefferson R. Henz, Franciele C. N. Giacobbo, Eveline Berwanger
This trial aimed to evaluate the bioavailability of DL-2-hydroxy-4-(methyl) butanoic acid (DL-HMBA) and a poly-herbal ingredient (PHI) in relation to DL-methionine (DLM) on broilers. A sample of 1100 broiler chickens of the Cobb 500 strain, both male and ... see more
Alejandro Velásquez, Pierre-Guy Marnet, Rodrigo Arias
. In a first experiment, the effect of in vitro incubation with Aspergillus niger (An) on the chemical composition of different fibrous substrates was studied. In a second experiment, the effect of incubation time (0, 72 and 144 h) on in vitro digestion w... see more
Diana G. Balseca, Eugenia G. Cienfuegos, Hilda B. López, Hernán P. Guevara, Juan C. Martínez
This research evaluated the nutritional value of five varieties of Brachiarias: B. decumbens Stapf; B. brizantha Marandú; B. brizantha Piatá; B. brizantha Xaraés; and Mulato II [B. ruziziensis × B. brizantha]). The Brachiarias were combined at different i... see more
José A. Miguel, José L. Calvo, Jesús Ciria, Begoña Asenjo
To rear lambs of the Ojalada breed, fed exclusively on mothers’ milk until 5 weeks, three feeding systems were compared: a) ewes kept indoors and fed chopped straw plus concentrate (IND+CH+C), total mixed ration (TMR); b) ewes kept indoors and fed whole s... see more
Eduardo da S. Goulart, Luis O. Braga Schuch, Lilian V. Madruga de Tunes, Jucilayne F. Vieira
The practices and techniques used in irrigated rice to improve performance include optimal plant density and the best arrangement of the plants in an area. This study aims to evaluate the performance and plasticity in the yield and grain quality of three ... see more
Pablo Lacoste, Amalia Castro, Diego Jiménez, Natalia Soto, Bibiana Rendón, Félix Briones
This paper studies the historical evolution of Chanco cheese during two very different time periods: 1860-1900 and 1900-1930. The former was characterized by a high presence of the aforementioned cheese in Chilean society, and the latter period encompasse... see more
Miguel E. Castillo, Francisco Rodriguez y Silva
A study of response times for the arrival of terrestrial forest fire fighting resources was undertaken. The advantage of the method proposed here is that it may be exactly replicated in different countries and under different environmental conditions, bud... see more
Elisa S. Lemes, Lilian M. de Tunes, Andreia da S. Almeida, Geri E. Meneghello, Sandro de Oliveira, Marlove F. B. Muniz
Seed coating is among the most potentially beneficial treatments to enhance seed performance, contributing to the improvement of crop stands due to its role in improved seedling development. Thus, micronutrients such as zinc exhibit potential for use in s... see more
Ciencia e Investigación Agraria