By storing data with a query from a sample of households, rice farmers that grain farmers registration year 2556 (2013)/57. Amphoe laplae of uttaradit Total number of households number of sample size 3120 313 households.
The data were collected by questionnaires from a sample of households of registered rice farmers, rice growers in 2556/57 Uttaradit Province. A total of 3120 households, a sample size of 313 households.
Data were collected by questionnaire from the household rice farmers registered farmers who grow rice year 2556 / 57 laplae district. Uttaradit Province, the total number of 3120 household sample size of 313 household.