Table 6.

Pairwise comparisons of the number of traditional forage plant species reported

Characters	Mean difference	S.t.d. error	p value
Gender (i-j)
“Male”–“Female”	7.541	2.647	0.005
Age (i-j)
“≥60”–“≤19”	36.156	4.580	0.000
“≥60”–“20–39”	8.880	3.559	0.014
“≥60”–“40–59”	1.526	3.463	0.660
Education level (i-j)
“Illiteracy”–“Primary”	12.490	3.032	0.000
“Illiteracy”–“Middle”	9.609	3.673	0.010
“Illiteracy”–“Higher”	29.911	4.981	0.000
Occupation (i-j)
“Students”–“Village heads”	− 47.333	6.829	0.000
“Students”–“Farmers”	− 26.213	4.413	0.000
“Students”–“businessmen”	− 35.183	9.369	0.000
“Students”–“Migrant workers”	− 20.071	6.256	0.002
“Students”–“Village doctors”	− 28.383	9.369	0.003
“Students”–“Other else”	− 30.155	8.223	0.000