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Autor: Grandin, B.E.

Discusses the need for data on voluntary offtake & acquisition of livestock in pastoral production systems, and considers methods through which desired data can be collected, particularly multiple-visit, and single-visit progeny history technique.


Grandin, B.E.[Livestock transactions data collection]Livestock transactions data collection

Maggioni, L.[Minutes of a joint meeting of the documentation and information network coordinating group and the EURISCO Advisory Group: Planning for the continuation of EPGRIS, 2-3 April 2007, Rome, Italy]Minutes of a joint meeting of the documentation and information network coordinating group and the EURISCO Advisory Group: Planning for the continuation of EPGRIS, 2-3 April 2007, Rome, Italy
Amézquita, María Cristina[Información en redes internacionales: ventajas de su centralización]Información en redes internacionales: ventajas de su centralización

Discusses the results of the measurement of environmental changes in grazed ecosystems with reference to correlated changes in livestock management in Kenya; includes techniques used to measure the changes, and proposed methods; presents data on a case study at a group ranch located in western Ke...


Bille, Jean-Claude[The measurement of changes in tropical rangelands ecosystems]The measurement of changes in tropical rangelands ecosystems

Discusses the aim of studies on vegetation & feed resources in pastoral systems, describing the collection & presentation of data in the descriptive phase; identification of constraints in the diagnostic phase; and analysis of the impact of selected variables or technical innovations on the syste...


Hiernaux, Pierre H.Y.[Les vegetations et les ressources fourrageres dans les systemes pastoraux]Les vegetations et les ressources fourrageres dans les systemes pastoraux

Discusses the beginnings & developments of light aircraft survey approaches in Eastern Africa and elsewhere for animal census, habitat & ecological data collecting; mentioning techniques being currently developed & applied to situations & zones of the world, and the need for a standardized survey...


Gwynne, M.D.Croze, H.[Light aircraft and resource monitoring]Light aircraft and resource monitoring

Discusses ways of collecting livestock data, mentioning the usefulness and techniques of low-level aerial surveys to gather information on animal numbers; and methods of recording weight changes and milk yields.


Wilson, R.T.Semenye, P.P.[Livestock productivity and management]Livestock productivity and management

Presents ILCA's on-farm alley farming research activities in the humid zone of Nigeria. Discusses the problems in data collection and analysis, soil variability, management variability, problems of labour estimation, land clearing & preparation, planting & management, tree prunning & utilization ...


Atta-Krah, A.N.[The ILCA/NLPU on-farm alley farming project: Considerations on data collection and evaluation]The ILCA/NLPU on-farm alley farming project: Considerations on data collection and evaluation
Autor: Trail, J.C.M.

Presents the current status of animal breeding in Africa and indicates the potential for Development and implementation of breeding programs. Discusses ecological zones, breeding possibilities and productivity of cattle breeds.


Trail, J.C.M.[The potential for animal breeding in Africa]The potential for animal breeding in Africa

The use of farmer-recall in field data collection typically allows for relatively quick and low-cost information gathering. Such data can often be gathered using a simple cross-sectional survey, in many cases requiring only a single farm visit. In return, however, there may be an increase in meas...


Staal, Steven J.Omore, Amos O.[Use of farmer recall versus direct measurement in gathering lactation data: Lessons from Kenyan smallholder dairy systems]Use of farmer recall versus direct measurement in gathering lactation data: Lessons from Kenyan smallholder dairy systems

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