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Showing items 1 through 9 of 24.
La presente Ley de protección de suelos y control de erosión, tiene por objeto establecer las normas especiales referentes a la protección de suelos y al control de la erosión y la vigilancia del cumplimiento de las mismas por parte del Instituto Nicaragüense de Recursos Naturales y del Ambiente
Presents findings and proposals of a team which studied the pastoral zone of Niger to forumlate a development programme, describing the existing production systems and constraints related to range resources, nutrition, water points and diseases.
Selection of presentations made at the workshop on "Pastoral systems research in sub-Saharan Africa", describing the framework used by ILCA for pastoral systems research (PSR), examining methods used in the descriptive and diagnostic stage of PSR, and showing how the design and testing procedures
Presents a collection of conference papers defining pastoral systems research; the survey and diagnostic phase of pastoral systems research; ILCA's experience in remote sensing techniques and aerial surveys; survey of vegetation resources; livestock productivity and animal nutrition; pastoral pro
Discusses ways of studying economics of household level activities in pastoral production systems, with particular reference to the collection and analysis of data on household income and expenditure as well as resources inventory.
Reviews differences between crop production and pastoral production, considering their effects on research possibilities; and describes basic methods that may be used to collect household level data, esp. informal & formal surveys, enumeration and the use of questionnaires.
Discusses biological options available for improvement in the productivity of pastoral systems, particularly referring to problems arising from aridity and under-nutrition, and problems of particular systems such as mortality of young stock, bush encroachment, epidemic diseases and management sys
Discusses pastoral systems research (PSR) within the framework of the experience of livestock and pastoral development in Africa during the last 50 years, analyzing data on livestock population & productivity in relation to the welfare of pastoralists; and examines previous efforts in pastora
Discusses the importance of wealth differences among producers in traditional pastoral production systems, describing a rapid method, dependent on informants, for determining the wealth rank of producers within a given community in order to stratify a population of producers before sampling.
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