Rural households’ perception on the effects of Prosopis juliflora invasion: The case of Amibara District of Afar National Regional State, Ethiopia

Pastoralism

Research, Policy and Practice

Table 2 Descriptive statistics results (continuous variables)

Variables	Mean	Std Dev.	Min	Max
Age (years)	39.1	11.5	22	99
Education (class years)	0.5	1.8	0	13
Years lived (years)	38.5	11.7	5	99
Family size (ME^a)	4	1.5	1	9.4
Market distance (km)	27.6	17.8	3	55
Proximity to bush land^b (km)	16.3	10.2	0.5	40
Extension service (number of contacts)	5.7	6.7	0	45
Experience on crop (years)	2.16	3.47	0	25
Livestock holding (TLU)	31.27	11.39	2.4	86.2
Land holding (ha)	0.7	0.71	0	4

^aMan equivalent (male < 10 years 0 value, 10–13 years 0.2 value, 14–16 years 0.5 value, 17–50 years 1 value, > 50 years 0.7 value; female < 10 years 0 value, 10–13 years 0.2 value, 14–16 years 0.4 value, 17–50 years 0.8 value, > 50 years 0.5 value). Source: Storck et al. (1991)
^bBush land describes the uncultivable land that is covered with trees, shrubs or other natural vegetation
TLU tropical livestock unit
Source: Own survey result, 2017