[1] Univ Nazi Boni UNB, Inst Dev Rural IDR, BP 1091, Bobo Dioulasso, Burkina Faso
[2] Univ Nat Resources & Life Sci, Dept Sustainable Agr Syst, Div Livestock Sci, Gregor Mendel St 33, A-1180 Vienna, Austria
[3] Univ Norbert Zongo, Unite Format & Rech Sci & Technol UFR ST, BP 376, Koudougou, Burkina Faso
[4] Inst Environm & Rech Agr INERA, BP 8645, Ouagadougou, Burkina Faso
[5] Univ Vet Med Vienna, Dept Interdisciplinary Life Sci, Res Inst Wildlife Ecol, Savoyenstr 1, A-1160 Vienna, Austria
[6] Int Livestock Res Inst ILRI, POB 30709, Nairobi 00100, Kenya