ILCA Bulletin No. 23 - January 1986

18 months 6-month-old calf Addis Ababa AEZS Africa's livestock Analysis of variance areas biomass Boran breed performance breed studies calf per 100 calf per cow calf weights calving interval climatic coefficient of variation cow weights cows with Sahiwal-sired crop crossbred oxen crossbreeding cultivation rate database disease draught Effect of breed environ environmental estimated Ethiopia forage Fulani genetic geographic information system growing season heifers herd productivity Heterosis ILCA ILCA's Index Kenya kg of cow land livestock liveweight Mali maresha Mean squares ments months after calving months of age months old N'Dama cows NOAA NOAA satellites parturition perinatal preweaning mortality productivity indices programme rainfall Sahiwal cattle Sahiwal x N'Dama Sahiwal-sired calves Season of birth Season of calving Sierra Leone significant effect soil moisture Station sub-Saharan Africa Table Teko tion Trail trypanotolerance variable vegetation weaning weights weight loss Weight of 6-month-old Zebu Zimbabwe