Sustainable management of globally significant endemic ruminant livestock in West Africa: Estimate of livestock demographic parameters in GuineaILRI (aka ILCA and ILRAD) |
Common terms and phrases
abortion rate age class Age-by-sex structure Agyemang annual offtake annual parturition rates baseline surveys Beyla cattle cattle herds common response confidence intervals indicated demographic parameters estimated Dinguiraye endemic ruminant livestock exits recorded expected annually females F Figure Gaoual genetic improvement goat herds goats herd/flock instantaneous hazard rate intake rates standard Interval between parturitions interviewees l2 month period l2 month study l2-month retrospective last l2 months Lesnoff Lifetime reproductive history livestock demographic parameters males Messad month study period mortality rates N'Dama natural death number of animals number of offspring number of parturitions offtake and intake Otte and Chilonda overall Parity in relation Participatory Rural Appraisal perception of l2 project interventions prolificacy and fecundity purchase/barter pure-bred rate l2 month rate of abortion rates for female rates standard errors reproductive parameters Senegal sheep sheep and goats slaughter small ruminants Stillbirth rate sub-Saharan Africa total number West Africa West African Dwarf withdrawal/theft worse than average