Variables name

Description

Mean

Std. Dev

Household Income

Annual household income in year (million VND/year)

52.49

45.03

Gender

Gender (1 = Male; 0 = Female)

0.37

0.48

Age

Age of respondent (1 = below 40; 2 = 41 - 50; 3 = 51 - 60. 4 = 61 - 70; 5 = over 70)

3.05

1.06

Education

Level of education (1 = high school and higher; 0 = Under high school)

0.15

0.36

Household size

Household size of the respondent, i.e., total no. of people living in respondent’s household

2.88

1.10

Farm size

Total area used for crop cultivation (unit: ha)

0.27

0.23

Experience

Experience of using organic fertilizer (1 = Experience; 0 = No experience)

0.87

0.34

Awareness

Awareness of environment (1 if farmers have awareness of environment; 0 if otherwise)

0.83

0.38

Training

Participate in the training about fertilizer usage and cultivation methods (1 = Yes; 0 = No)

0.49

0.50