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Jae Bong Chang
Feeding operations are substantial on livestock farms, besides being potentially expensive. Feeding efficiency has been considered a major influence on profits in the livestock industry. Indeed, feed costs are shown to be the largest single item of produ...
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Sameh A. Abdelnour, Mohamed E. Abd El-Hack and Marco Ragni
Smallholders of poultry production systems in developing countries are commonly found in rural, resource-poor areas, and often face food insecurity. The main constraints for smallholders in poultry production in rural, resource-poor areas are the shortag...
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Felipe M. Pinheiro,P. K. Ramachandran Nair
Pág. eR01S
Aim of study: Silvopastoral system (SPS) involving numerous indigenous trees and shrubs is a traditional land-use system in the Caatinga, but it has little been studied scientifically. Given the importance of SPS as a sustainable land-use strategy in the...
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Zifei Liu, Yang Liu, James P. Murphy and Ronaldo Maghirang
The objective of this study was to conduct a systematic review of published literature on ammonia (NH3) and enteric methane (CH4) emissions from beef and dairy cattle operations to obtain statistically representative emission factors based on dietary int...
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Esperanza Herrera-Torres, Manuel Murillo, Leslie Berumen, Nicolás Soto-Cruz, Jesús Paez-Lerma
Pág. 113 - 120
Opuntia ficus-indica is used in animal feed but has a low protein content (above 4%) in comparison to high-quality forage (above 16%). It isnecessary to develop technologies that improve the nutrimental value of Opuntia ficus-indica through the process ...
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