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Variation in milk composition and its relationship with physiological states and management in crossbred cattle under tropical conditions
ABSTRACT: Milk is the product of various biological reactions occurring inside the animal's body coupled with external environmental factors. The unfavorable subtropical conditions are not only affecting the qu...
Author: Anila Mushtaq and Muhammad Subhan Qureshi
Publication date: 11/23/2009    Rating:    Views: 1325

Two-pronged approach to reducing calf mortality
Two factors are key to determining a calf's health and survival during the first weeks of life - its immune system and its gut microflora. Research has shown that feeding Alltech's Bio-Mos to the calf's mother ...
Author: Andrieu Sylvie
Publication date: 11/20/2009    Rating:    Views: 286

Effects of negative energy balance on reproduction in dairy cows
Summary In many countries the milk production per cow has more than doubled in the last 40 years (OLTENACU, 2007). The increase in production has been accompanied by increasing incidence of health problems, de...
Author: RENATE KNOP, H. CERNESCU
Publication date: 11/03/2009    Rating:    Views: 2384

Evaluation of biological tratments for agricultural by-products in rumiants feeding: Labouratorial Study
 ABSTRACT Laboratorial evaluation was carried out for the effect of biological treatments with Pleurotus ostreatus, Trichodermal reesei and Chaetanium cellulyticum of rice and peas straws and corn stalks,...
Author: Abdelhamid, A.M.; S. M. Bassuny; A. A. Abd El-Aziz and M. Y. S. A. Ibrahim
Publication date: 10/20/2009    Rating:    Views: 724

How to evaluate the quality of yeast cell walls products (MOS)?
The utilization of MOS, or yeast cell walls, has gained momentum in animal nutrition, and their efficacy is now well recognized. Consequently, it has become difficult to distinguish between a growing number of ...
Author: Lallemand Animal Nutrition
Publication date: 09/14/2009    Rating:    Views: 486

Elaboration of ruminant supplements with byproducts and residues of bio-ethanol produced on farm settings
To establish, validate and evaluate the technical and economic efficiency of a decentralized approach for production of hydrated and anhydrous ethanol (95% and 96% concentration, respectively) a low-cost, small...
Author: H. O. Patino, B. P. Ospina, E. C. Mallmann, A. Roa
Publication date: 08/14/2009    Rating:    Views: 254

Fatty acids profiles and meat quality of steers finished in feedlot or on pasture
INTRODUCTION Feeding programs for finishing cattle can change objective and sensorial meat tenderness due to changes in collagen, marbling and fatty acid profile of meat and fat deposited. The meat from animal...
Author: F.S. Medeiros, H.O. Patino, K.C.Swanson
Publication date: 08/12/2009    Rating:    Views: 109

Seminal characteristics in beef bulls supplemented with rumen bypass fat
INTRODUCTION The quality of the semen is one of the factors most important in success of reproductive biotechnologies (artificial insemination, fixed time artificial insemination, embryonic transfer and in vit...
Author: H. O. Patino, M.M.H. Ramirez, J.C.C. Angel, K.C.Swanson, R.M. Gregory
Publication date: 08/12/2009    Rating:    Views: 423

Effects of garlic oil on in vitro rumen fermentation and methane production are influenced by the basal diet
Introduction Previous studies (Busquet et al., 2005; Calsamiglia et al., 2007) have shown that garlic oil (GO) supplementation to in vitro cultures of ruminal micro-organisms leads to reduced methane producti...
Author: C. Kamel, H.M.R. Greathead, M.J. Ranilla, M.L. Tejido, S. Ramos and M.D.Carro
Publication date: 08/05/2009    Rating:    Views: 1034

Cow Longevity
Making sure profitable cows continue to be profitable beyond their second lactation should have a positive economic impact on the net returns of a dairy farm. The rationale behind this statement is that rearing...
Author: Alvaro Garcia;Extension dairy specialist, SDSU Dairy Science Department, SOUTH DAKOTA STATE UN...
Publication date: 07/16/2009    Rating:    Views: 971