Impacts of long-term land-use changes on herd size and mobility among pastoral households in Amboseli ecosystem, Kenya

Ecological Processes

Table 1 Herd sizes (by tropical livestock unit (TLU)) aggregated by household socio-demographic attributes

Variable	Category	Nomadic (n = 120)	Semi-nomadic (n = 131)	Sedentary (n = 83)	F value	Sig
Variable	Category	Mean	Mean	Mean	F value	Sig
Herd size		40.8	25.0	22.9	9.06	P < 0.001
Age	19–25	–	40.6	8.5	2.64	P = 0.023
	26–35	25.7	15.6	17.5
	36–45	28.2	13.0	27.4
	46–55	39.2	31.8	36.3
	56–65	60.1	38.0	11.5
	70–80	49.4	23.7	21.7
Household size	1–5	45.5	20.0	20.5	8.23	P < 0.001
	6–10	29.6	20.6	17.7
	11–15	46.8	43.8	30.6
	16–20	57.4	42.0	51.2
Education level	None	41.2	24.1	19.6	1.602	P = 0.189
	Primary	36.9	25.9	39.6
	Secondary	29.1	55.4	53.6
	Tertiary	–	–	6.4
Main livelihood	Crop cultivation	–	–	20.6	1.882	P = 0.083
	Formal employment	–	4.7	13.0
	Informal employment	–	–	2
	Livestock	40.8	34.1	28.0
	Small businesses		5.4	8.6
	Tourism		12.4	9.7

Note: Figures are presented in TLU where 1 TLU is equivalent to 250 kg live weight, a cow = 1 TLU, a calf = 0.4 TLU, a shoat = 0.11 TLU, lambs = 0.05 TLU, kids = 0.04 TLU, donkeys = 0.5 TLU: Source: Kristjanson et al. 2002; Wilson 2003