Table 1.

Medicinal plant knowledge (n° uses): differences between the gender and occupation of the informants

Gender	N	Mean	S.D.				W (Mann-Whitney)	p
Male	19	4.24	4.48				1107.5	0.021
Female	35	1.89	3.60
Occupation	N	Mean	S.D.	Ranks	*		H (Kruskal-Wallis)	p
Cattle breeder	15	6.27	5.90	45.57	A		10.54	0.01
Healer and breeder	3	4.00	4.58	38.33	A	B
Healer	9	1.89	2.71	28.06		B
Other occupations	37	1.78	2.75	27.81		B

(*) Different letters indicate significant differences (p < 0.05)