Abdullah, N.S. 1988. Effect of Roughage to
Concentrate Ratio on the Responses of Awassi
Lambs to a Supplement of Dietary Rumen
Undegradable Protein. MSc. Thesis, University of
Baghdad.
Ali, C.S., Din, I., Sharif, M., Nisa, M., Javaid, A.,
Hashmi, N. Sarwar, M., 2009. Supplementation of
Ruminally Protected Proteins and Amino Acids:
Feed Consumption, Digestion and Performance of
Cattle And Sheep. Int. J. Agric. Biol., 11: 477–482.
Ali, M.F., El-Saidy, B., Mohsen, M.K., Khalafalla,
M.M.E., 2005. Performance of Lambs Fed on Ration
Containing Soybean Meal Treated With
Formaldehyde and Probiotics. II. Productive and
Reproductive Performance. Egypt. J. Nutr. Feed,
8(1): 511-527.
Al-Mallah, O.D.M., 2007. Effect of Protein Levels in
Formaldehyde Treated Rations on Coefficient of
Digestion and Performance in Awassi Lambs. PhD.
Thesis, University of Mosul.
Al-Saady, Y.M.O., 2008. Effect of Probiotic Addition
and Substituting Reed Silage for Alfalfa Hay in the
Ration on Awassi Lambs Performance. MSc Thesis,
University of Baghdad.
Bergen, W.G., Henneman, H.A., Magee, W.T., 1973.
Effect of Dietary Protein Level and Protein Source
on Plasma and Tissue Free Amino Acids in Growing
Sheep. J. Nutr., 103: 575-585.
Chumpawadee, S., Sommart, K., Vongpralub T.,
Pattarajinda, V., 2006. Effects of Synchronizing the
Rate of Dietary Energy and Nitrogen Release on
Ruminal Fermentation, Microbial Protein Synthesis,
Blood Urea Nitrogen and Nutrient Digestibility in
Beef Cattle. Asian-Aust. J. Anim. Sci., 19:181-188.
Church, D.C., 1993. The Ruminant Animal: Digestive
Physiology and Nutrition. Prospect Heights, IL:
Waveland Press.
Dabiri, N., Thonney, M.L., 2004. Source and Level of
Supplemental Protein for Growing Lambs. J. Anim.
Sci., 82: 3237-3244.
Dosky, K.N.S., 2007. Effect of Formaldehyde Treated
Concentrate on Productive Performance And Some
Blood Biochemical Parameters in Karadi Sheep.
Ph.D. Thesis, University of Mosul.
Duncan, D. B., 1955. Multiple Range and Multiple "F"
Test. Biometrics, 11:1-12.
Gleghorn, J., 2003. Effect of Dietary Crude Protein
Level and Degradability on Performance and
Carcass Characteristics of Growing and Finishing
Beef Calves. Ph.D Thesis, Texas Tech. University.
Erasmus, L.J., Botha, P.M., Cruywagen, C.W.,
Meissner, H.H., 1994. Amino Acid Profile and
Intestinal Digestibility in Dairy Cows of Rumen-
Undegradable Protein from Various Feedstuffs. J.
Dairy Sci., 77: 541-551.
Hassan, K.M., 2009. Effect of Some Feed Additives on
Performance and Some Blood Parameters of Karadi
Lambs. PhD. Thesis, University of Sulaimani.
Hassan, S.A., Muhamad, S.M.N., 2009. Responses of
Karadi Lambs to Urea-Treated and Non-Treated
Barley Straw with Two Levels of Rumen
Undegradable Nitrogen. Jordan. J. Agric. Sci., 5: 98-
110.
Hassan, S.A., Al-Ani, A.N., Al-Jassim, R.A., 1990.
Relationship between Carcass Physical Composition
and Carcass Parts in Fat Tail Lambs. 36
th
International Conf. of Meat Sci. and Tech., Havana,
June 14.
Hassan, S. A., Saeed, A.A., 2011. Effect of Feeding
Different Levels of Dietary Protein and
Degradability on Awassi Lambs Performance. 2-
Rumen Fermentation Characteristics. Journal of
Food Industries and Nutrition Sciences. Egypt
(Accepted).
Hassan, S.A., Saeed, A.A., 2012. Effect of Protein
Levels and Degradability in the Ration on Awassi
Lambs Performance:1-Productive Parameters. KSU
J. Nat. Sci., 15(1) :34-45.
Hoffman, P.C, Esser, N.M., Bauman, L.M., Denzine,
S.L., Engstrom, M., Chester-Jones H., 2001. Short
Communication: Effect of Dietary Protein on
Growth and Nitrogen Balance of Holstein Heifers. J.
Dairy Sci., 84:843-847.
Hristov, A.N., Etter, R.P., Ropp, J.K., Grandeen, K. L.,
2004. Effect of Dietary Crude Protein Level and
Degradability on Ruminal Fermentation and
Nitrogen Utilization in Lactating Dairy Cow. J.
Anim. Sci., 82:3219-3229.
Humady, D.T.K.C., 1988. Digestion and Utilization of
Rumen Undegradable Protein by Sheep and Goats.
MSc. Thesis, University of Baghdad.
Huntington, G.B., Archibeque, S.L., 1999. Practical
Aspects of Urea and Ammonia Metabolism in
Ruminants. http://www. asas. org/jas /symposia/
proceedings / 0939. pdf.
Huntington, G.B., Poore, M., Hopkins, B., Spears, J.,
2001. Effect of Ruminal Protein Degradability on
Growth and N Metabolism in Growing Beef Steers.
J. Anim. Sci., 79:533-541.
Huntington, G.B., Zetina, E.J., Whitt, J.M., Potts, W.,
1996. Effects of Dietary Concentrate Level on
Nutrient Absorption, Liver Metabolism, and Urea
Kinetics of Beef Steers Fed Isonitrogenous and
Isoenergetic Diets. J. Anim. Sci. 74:908–916.
James, T., Meyer, D., Esparza, E., DePeters, E.J., Perez-
Monti, H., 1999. Effects of Dietary Nitrogen
Manipulation on Ammonia Volatilization from
Manure of Holstein Heifers. J. Dairy Sci. 82:2430–
2439.
Kalscheur, K.F., Baldwin, R.L., Glenn, B.P. Kohn,
R.A., 2006. Milk Production of Dairy Cows Fed
Differing Concentrations of Rumen-Degraded
Protein. J. Dairy Sci., 89:249-259.
Kearl, L.C., 1982. Nutrient Requirement of Ruminant in
Developing Countries. Logan: Utah State
University, 117-118.
MacRae, J.C., Smith, J.S., Dewey, P.J.S., Brewer, A.C.,
Brown, D.S., Walker, A., 1985. The Efficiency of
Utilization of Metabolizable Energy and Apparent
Absorption of Amino Acids in Sheep Given Spring-
And Autumn-Harvested Dried Grass. Br. J. Nutr.,
54:197.
Miner, J.L., Petersen, M.K., Havstad, K.M., McInemey,
M.J. Bellow, R.A., 1990. The Effects of Ruminal
Escape Protein or Fat on Nutritional Status of
Pregnant Winter-Grazing Beef Cows. Anim. Sci.
68:1743-1750.
Nisa, M., Javaid, A., Shahzad, M.A., Sarwar, M., 2008.
Influence of Varying Ruminally Degradable to
Undegradable Protein Ratio on Nutrient Intake, Milk
Yield, Nitrogen Balance, Conception Rate and Days
Open in Early Lactating Nili-Ravi Buffaloes
(Bubalus bubalis). Asian-Aust. J. of Anim. Sci.,
21(9): 1303-1311.
Paya, H., Tagizadeh, A., Janamohamadi, H.,
Moghadam, G.A., 2008. Ruminal Dry Matter and
Crude Protein Degradability of Some Tropical
(Iranian) Feeds Used in Ruminant's Diets Estimated
Using the In Situ and In Vitro Techniques. Res. J.
Bio. Sci., 3(7): 720-725.
Richardel, P.T., 2004. Effects of Dietary Protein Level
and Fish Meal on Growth and Hormonal Status of
Weaned Dairy Calves. MSc. Thesis, Louisiana State
University, Agricultural and Mechanical College.
Rusche, W.C., Cochran, R.C., Corah, L.R., Stevenson,
J.S., Harmon, D.L., Brandt, Jr., R.T., Minton, J.E.,
1993. Influence of Source and Amount of Dietary
Protein on Performance, Blood Metabolites and
Reproductive Function of Primiparous Beef Cows. J.
Anim. Sci., 7(1):557-563.
Reynal, S.M., Broderick, G.A., 2005. Effect of Dietary
Level of Rumen-Degraded Protein on Production
and Nitrogen Metabolism in Lactating Dairy Cows.
J. Dairy Sci., 88:4045-4064.
SAS., 2001. SAS/STAT User’s Guide for Personal
Computers. Release 6.12.SAS. Institute Inc., Cary,
NC, USA.
Salih, A.M., 2007. Effect of High Percentage of Low
Degradability in the Rumen on Sheep Performance.
Ph.D. Thesis, University of Mosul.
Scholljegerdes, E.J., Weston, T.R., Ludden, P.A., Hess,
B.W., 2005. Supplementing a Ruminally
Undergradable Protein Supplement to Maintain
Essential Amino Acid Supply to the Small Intestine
When Forage Intake is Restricted in Beef Cattle. J.
Anim. Sci., 83:2151–2161.
Shamoon, M., Saleh, N., Abbo, N.Y., 2009. Effects of
Different Levels of Protein Treated With
Formaldehyde on Nutrients Digestibility and Some
Rumen and Blood Parameters in Awassi Sheep.
Iraqi J. Vet. Sci., 23, Supplement II, 169-173.
Valkeners, D., The´wis, A., Amant, S., Beckers, Y.,
2006. Effect of Various Levels of Imbalance
Between Energy and Nitrogen Release in the Rumen
on Microbial Protein Synthesis and Nitrogen
Metabolism in Growing Double-Muscled Belgian
Blue Bulls Fed a Corn Silage-Based Diet. J. Anim.
Sci., 84:877–885.
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