Passar para o conteúdo principal

page search

Displaying 529 - 540 of 575

The implications of spontaneous range enclosure for African livestock development policy

Reports & Research
Dezembro, 1986

This paper examines a process - the spontaneous enclosure of the range by livestock owners - which may rise new problems but also permit new approaches to the development of the African livestock industry. Drawing on case material from Sudan and Somalia, the opening section of the paper discusses some of the spontaneous range enclosure.

Traditional cattle production in the subhumid zone of Nigeria

Conference Papers & Reports
Dezembro, 1986
Nigéria
África
África Ocidental

Describes, briefly, sizes structures, general management and productivity of pastoral herds in the Kaduna Plains of Nigeria. Includes data on age at first calving, calving percentage, calving intervals, calf liveweight & mortality to 1 year, and milk yield of Bunaji cattle under this sedentary pastoral management system. Identifies nutrition as cause of this below-genetic-potential productivity.

Causes de mortalite avant le sevrage chez les ovins et caprins du systeme agropastoral du Mali central

Conference Papers & Reports
Dezembro, 1985

Etude ayant pour objet de determiner, en partant d'observations cliniques faites tout au long de l'annee 1983 au niveau des troupeaux de petits ruminants suivis par le CIPEA, les causes de mortalite les plus connues avant sevrage afin de pouvoir entreprendre des essais visant a leur reduction au niveau des memes troupeaux.

Pastoralism and milk production

Conference Papers & Reports
Dezembro, 1985

Describes generally the parameters of pastoralist milk production w. partic. ref. to cattle. Discusses briefly methods of determining milk yield and milk offtake and the effect of milk production on reproductive rate. Gives a brief description of lactation curve, lactation length, calf growth and camel & small stock milk.

Productivite et potentialites des systemes pastoraux

Journal Articles & Books
Dezembro, 1985
África
África Oriental

Examines the productivity of East African pastoral systems in terms of animal protein & energy production, milk offtake and livestock production parameters such as calving percentage, calf mortality and herd structure; compares the productivity of East African pastoral systems to those of commercial ranches and to pastoral systems in other parts of the world.

The productivity and potential of pastoral systems

Journal Articles & Books
Dezembro, 1985
África
África Oriental

Examines the productivity of East African pastoral systems in terms of animal protein & energy production, milk offtake and livestock production parameters such as calving percentage, calf mortality and herd structure; compares the productivity of East African pastoral systems to those of commercial ranches and to pastoral systems in other parts of the world.

A review of integrated surveys for resource inventory and monitoring of pastoral production systems in sub-Saharan Africa

Journal Articles & Books
Dezembro, 1984

Reviews various approaches and techniques used in a number of sub-Saharan African countries to collect and analyze data on large-scale ecological changes with particular reference to remote sensing and monitoring techniques in resource inventory; suggests ways to build more effective data bases.

Aspects of livestock productivity in Maasai group ranches in Kenya

Journal Articles & Books
Dezembro, 1984
Quênia
África
África Oriental

Analyzes the output of the Maasai pastoral system by examining three group ranches in the Kajiado District in Kenya, first in terms of output per animal, household cash and subsistence income from livestock for large-and small-scale producers, and second in terms of output per unit of pastoral land.