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The effects of habitat loss and limitation on effective population size and inbreeding rates of Walia ibex (Capra walie) were assessed at Simien Mountains National Park. Total direct census was conducted in 2009. Historical data were obtained from park offices and literatures. Effective populatio...


Alemayehu, K.Dessie, TadelleMekasha, Yoseph[Effects of habitat loss and limitation on effective population size and inbreeding rates of Walia ibex (Capra walie) in Ethiopia]Effects of habitat loss and limitation on effective population size and inbreeding rates of Walia ibex (Capra walie) in Ethiopia

The Abbassa selection line (developed by selective breeding) and the Kafr El Sheikh commercial strain (widely used in Egypt), both Oreochromis niloticus, were compared at two stocking densities (two and four fish m−2). Harvest weight, length, depth, width and head length were recorded. The Abbass...


Ibrahim, A.N.Abou Zaid, M.Y.Hooi Ling KhawEl-Naggar, G.O.Ponzoni, R.W.[Relative performance of two Nile tilapia (Oreochromis niloticus Linnaeus) strains in Egypt: The Abbassa selection line and the Kafr El Sheikh commercial strain]Relative performance of two Nile tilapia (Oreochromis niloticus Linnaeus) strains in Egypt: The Abbassa selection line and the Kafr El Sheikh commercial strain

Fruits exhibit a vast array of different 3D shapes, from simple spheres and cylinders to more complex curved forms; however, the mechanism by which growth is oriented and coordinated to generate this diversity of forms is unclear. Here, we compare the growth patterns and orientations for two very...


Eldridge, T.Langowski, L.Stacey, NatashaJantzen, F.Moubayidin, L.Sicard, A.Southam, P.Kennaway, R.Lenhard, M.Coen, E.S.Ostergaard, L.[Fruit shape diversity in the Brassicaceae is generated by varying patterns of anisotropy]Fruit shape diversity in the Brassicaceae is generated by varying patterns of anisotropy

Vrindavani cattle are recently developed synthetic crossbred cattle strain of India. It has the exotic inheritance of Holstein-Friesian, Brown Swiss, Jersey and indigenous inheritance of Hariana cattle. The present study was undertaken to characterize the Vrindavani cattle maintained at cattle an...


Singh, R.R.Dutt, T.Kumar, A.Tomar, A.K.S.Singh, M.[On-farm characterization of Vrindavani cattle in India]On-farm characterization of Vrindavani cattle in India

In an attempt to dynamize national livestock production, the Colombian public and private sectors have joined efforts in research and technology transfer at the level of farm enterprises. Research activities involve the characterization of the principal livestock production systems in 22 micro-re...


Torres, O.D.Herrera, J.P.Zalzuk, J.S.Holmann, Federico J.[Analisis de alternativas tecnologicas de los sistemas de produccion agropecuarios en el valle del Cesar, Colombia. (Analysis of technological alternatives for agricultural production systems in the Cesar valley, Colombia)]Analisis de alternativas tecnologicas de los sistemas de produccion agropecuarios en el valle del Cesar, Colombia. (Analysis of technological alternatives for agricultural production systems in the Cesar valley, Colombia)

Discusses the possibilities and limitations of applying Australian scientific knowledge and experience to Africn pastoral production systems, i.e., of transfering technology between areas with similar natural conditions but different prduction systems. Assesses production system and major constra...


Bayer, W.Waters-Bayer, Ann[Adapting tropical pasture research to the production system: From Australian ranching to African pastoralism]Adapting tropical pasture research to the production system: From Australian ranching to African pastoralism
Umbima, W.E.[The International Laboratory for Research on Animal Diseases: A vital link in Kenya's mission-oriented agricultural research]The International Laboratory for Research on Animal Diseases: A vital link in Kenya's mission-oriented agricultural research

The International Livestock Research Institute (ILRI) uses partnerships and collaborative arrangements to ensure that its limited human and financial resources for improving the productivity of animal agriculture are used to best effect. The most important partners for ILRI are national scientist...


Smalley, M.E.Eley, R.Lebbie, S.H.B.[Strengthening partnerships with national agricultural systems for more effective livestock research]Strengthening partnerships with national agricultural systems for more effective livestock research

Discusses the need for a network approach to overcome productivity constraints in African livestock. Looks into the African Small Ruminant Research Network and discusses its intention, structure as well as training and research activities.


Wilson, R.T.Lebbie, S.H.B.[Collaborative research networks as means to increasing the productivity of African goats and sheep]Collaborative research networks as means to increasing the productivity of African goats and sheep

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