Articles by D. Norris (19)

Comparative Study of Three Indigenous Chicken Breeds of South Africa: Body Weight and Linear Body Measurements

O.J. Alabi, J.W. Ng`ambi, D. Norris and S.S.A. Egena

Agricultural Journal 7 ( 3 ): 220 - 225 , 2012

Milk Production of Three Exotic Dairy Goat Genotypes in Limpopo Province, South Africa

D. Norris, J.W. Ngambi, K. Benyi and C.A. Mbajiorgu

Asian Journal of Animal and Veterinary Advances 6 ( 3 ): 274 - 281 , 2011

Effect of Varying Dietary Energy to Protein Ratio Level on Growth and Productivity of Indigenous Venda Chickens

C.A. Mbajiorgu, J.W. Ng`ambi and D. Norris

Asian Journal of Animal and Veterinary Advances 6 ( 4 ): 344 - 352 , 2011

The Feeding Value of Four Cowpea Hay Cultivars and Effect of their Supplementation on Intake and Digestibility of Buffalo Grass Hay Fed to Pedi Goats

K.E. Ravhuhali, J.W. Ng`ambi, D. Norris and V.I. Ayodele

Asian Journal of Animal and Veterinary Advances 6 ( 9 ): 909 - 922 , 2011

Effect of Garcinia cambogia Leaf Meal Supplementation Level at Finisher Stage on Productivity and Juiciness of Male Ross 308 Broiler Chickens

N.A. Sebola, J.W. Ng`ambi, D. Norris and C.A. Mbajiorgu

Asian Journal of Animal and Veterinary Advances 6 ( 7 ): 723 - 730 , 2011

Effects of Selected Legume Species and Forage Sorghum Hay Grown in Limpopo Province on Voluntary Intake and Relative Palatability Indices of Pedi Goats

T. Gwanzura, J.W. Ngambi and D. Norris

Asian Journal of Animal and Veterinary Advances 6 ( 12 ): 1249 - 1255 , 2011

Effect of Dietary Vitamin D3 Supplementation on Meat Tenderness, Juiciness and Flavour of Indigenous Venda Cocks

M. Mabelebele, J.W. Ng`ambi and D. Norris

Asian Journal of Animal and Veterinary Advances 7 ( 2 ): 193 - 198 , 2012

Effect of Egg Weight on Physical Egg Parameters and Hatchability of Indigenous Venda Chickens

O.J. Alabi, J.W. Ng`ambi and D. Norris

Asian Journal of Animal and Veterinary Advances 7 ( 2 ): 166 - 172 , 2012

Effect of Egg Weight on Hatchability and Subsequent Performance of Potchefstroom Koekoek Chicks

O.J. Alabi, J.W. Ng`ambi, D. Norris and M. Mabelebele

Asian Journal of Animal and Veterinary Advances 7 ( 8 ): 718 - 725 , 2012

Comparison of Gastrointestinal Tracts and pH Values of Digestive Organs of Ross 308 Broiler and Indigenous Venda Chickens Fed the Same Diet

M. Mabelebele, O.J. Alabi, J.W. Ng`ambi, D. Norris and M.M. Ginindza

Asian Journal of Animal and Veterinary Advances 9 ( 1 ): 71 - 76 , 2014

Effect of Dietary Lysine to Energy Ratio on Performance of Unsexed Indigenous Venda Chickens

C.A. Mbajiorgu, J.W. Ng`ambi, D. Norris and O.J. Alabi

Asian Journal of Animal and Veterinary Advances 6 ( 5 ): 517 - 524 , 2011

Nutrient Composition and Tannin Contents of Forage Sorghum, Cowpea, Lablab and Mucuna Hays Grown in Limpopo Province of South Africa

T. Gwanzura, J.W. Ng`ambi and D. Norris

Asian Journal of Animal Sciences 6 ( 5 ): 256 - 262 , 2012

Effect of Sex, Level and Period of Feed Restriction During the Starter Stage on Productivity and Carcass Characteristics of Ross 308 Broiler Chickens in South Africa

D.J. Novele, J.W. Ng`Ambi, D. Norris and C.A. Mbajiorgu

International Journal of Poultry Science 7 ( 6 ): 530 - 537 , 2008

Effect of Time of Initiation of Feeding after Hatching and Influence of Dietary Ascorbic Acid Supplementation on Productivity, Mortality and Carcass Characteristics of Ross 308 Broiler Chickens in South Africa

C.A. Mbajiorgu, J.W. Ng`ambi and D. Norris

International Journal of Poultry Science 6 ( 8 ): 583 - 591 , 2007

Effect of Different Feed Restriction Regimes During the Starter Stage on Productivity and Carcass Characteristics of Male and Female Ross 308 Broiler Chickens

D. J. Novel, J. W. Ngambi, D. Norris and C. A. Mbajiorgu

International Journal of Poultry Science 8 ( 1 ): 35 - 39 , 2009

Effects of Dietary Energy Level and Tanniferous Acacia karroo Leaf Meal Level of Supplementation at Finisher Stage on Performance and Carcass Characteristics of Ross 308 Broiler Chickens in South Africa

J. W. Ngambi, P. M. Nakalebe, D. Norris, M. S. Malatje and C. A. Mbajiorgu

International Journal of Poultry Science 8 ( 1 ): 40 - 46 , 2009

Estimation of (Co) Variance Components for Type Traits in Charolais Cattle

D. Norris, N. W. Selapa, C.B. Banga and J.W. Ngambi

Journal of Biological Sciences 8 ( 1 ): 229 - 232 , 2008

Estimates of Additive and Non-Additive Genetic Variances with Varying Levels of Inbreeding

D. Norris, W. Ngambi and C.A. Mbajiorgu

Journal of Biological Sciences 9 ( 3 ): 254 - 258 , 2009

Relationship Between Annual Rainfall Oscillations and Mohair Production in Lesotho Between 1935 and 1996

J.W. Ng`ambi, D. Norris and C.A. Mbajiorgu

Pakistan Journal of Nutrition 8 ( 4 ): 483 - 486 , 2009