Search Results - "Askar, A.R."

Effects of stocking rate and physiological state of meat goats grazing grass/forb pastures on forage intake, selection, and digestion, grazing behavior, and performance by Askar, A.R., Gipson, T.A., Puchala, R., Tesfai, K., Detweiler, G.D, Asmare, A., Keli, A., Sahlu, T., Goetsch, A.L.

“…Effects of forage conditions with different stocking rates on performance and grazing behavior of goats could vary with animal physiological state, as…”
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Effects of small ruminant type and level of intake on metabolism by Asmare, A., Puchala, R., Tesfai, K., Detweiler, G.D., Dawson, L.J., Askar, A.R., Sahlu, T., Goetsch, A.L.

“…Boer (BG) and Spanish goat (SG) and Rambouillet sheep (RS) wethers, ≥2.5yr of age, consumed grass hay ad libitum (AL) or in restricted amounts (RI). Initial BW…”
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Effects of sodium bicarbonate on diet selection and rumen digestion by growing lambs individually fed whole barley grain and a protein supplement at their choice by Askar, A.R., Guada, J.A., González, J.M., de Vega, A., Castrillo, C.

“…A feeding and digestion study was completed to determine whether sodium bicarbonate supplementation modifies diet selection of whole barley grain and a protein…”
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Effects of acclimatization on energy expenditure by different goat genotypes by Helal, A., Youssef, K.M., El-Shaer, H.M., Gipson, T.A., Goetsch, A.L., Askar, A.R.

“…Five Balady and five Shami (Damascus) intact male goats, approximately 1.5 yr of age, were individually housed and used to determine effects of ambient…”
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Effects of small ruminant type and restricted protein intake on metabolism by Asmare, A., Puchala, R., Tesfai, K., Detweiler, G.D., Dawson, L.J., Askar, A.R., Sahlu, T., Wang, Z., Goetsch, A.L.

“…Boer goat (BG), Spanish goat (SG), and Rambouillet sheep (RS) wethers, ≥2yr of age, were used in a crossover experiment with 28-day periods. Diets were ad…”
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Rumen digestion and microbial protein synthesis by growing lambs fed high-concentrate diets: Effects of cereal processing and animal age by Askar, A.R., Guada, J.A., González, J.M., de Vega, A., Fondevila, M.

“…Rumen digestion and microbial protein synthesis were studied using 36 growing lambs given either free choice access to separate feeders with whole barley grain…”
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Effects of supplementary feeding level on digestion and energy utilization by sheep and goats grazing arid-area rangelands by Askar, A.R., Salama, R., El-Shaer, H.M., Raef, O.

“…•Supplementation is essential to maintain grazing animals during the dry season.•Differences between sheep and goats in utilizing arid-area rangelands were…”
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Recovered energy and efficiency of digestion in sheep and goats fed Atriplex nummularia compared to alfalfa hay by Askar, A.R., Nassar, M.S., Badawy, H.S., Eid, E.Y., Guada, J.A., Farid, M.F.A.

“…An experiment was carried out to examine differences between sheep and goats in utilizing forages varying in feeding value. Twenty four non-lactating females…”
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Evaluation of the use of arid-area rangelands by grazing sheep: Effect of season and supplementary feeding by Askar, A.R., Salama, R., El-Shaer, H.M., Safwat, M.A., Poraei, M., Nassar, M.S., Badawy, H.S., Raef, O.

“…•Nutritive value of natural arid rangelands is higher in the wet than in dry season.•Supplementary feeding is essential to maintain animals during the dry…”
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Effects of supplementation and body condition on intake, digestion, performance, and behavior of yearling Boer and Spanish goat wethers grazing grass/forb pastures by Askar, A.R., Gipson, T.A., Puchala, R., Tesfai, K., Detweiler, G.D., Asmare, A., Keli, A., Sahlu, T., Goetsch, A.L.

“…•Animal characteristics may influence intake, digestion, and behavior while grazing.•Concentrate supplementation increased gain by Boer but not Spanish…”
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Diet selection by growing lambs offered whole barley and a protein supplement, free choice: Effects on performance and digestion by Askar, A.R., Guada, J.A., González, J.M., de Vega, A., Castrillo, C.

“…Feeding whole barley and a protein supplement at choice to early weaned lambs (15 kg initial weight) was studied in four experiments. In a first experiment…”
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Validation of use of purine bases as a microbial marker by 15N labelling in growing lambs given high-concentrate diets: effects of grain processing, animal age and digesta sampling site by Askar, A. R., Guada, J. A., Balcells, J., de Vega, A., Castrillo, C.

“…The origin of post-ruminal purine bases (PB) was studied in 24 growing lambs that were given a pelleted concentrate plus barley straw (C) or whole barley grain…”
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