In Amphoe PA sang of lamphun 50 people the tools used in the study is a questionnaire about the use of fertilizer, 10 deals with collecting and analyzing data is statistics are per cent and interpreting.
In Pa Sang, Lamphun number 50 was used in the study. Queries regarding the use of fertilizers to farmers of 10 questions using a data collection and analysis is a statistical value. Percentage and translation.
In the event of 50 PA sang. The tool is used as a case study. Questionnaire about the selection of 10 fertilizer utilization of the article by gathering and analyzing data is statistical percentage and translation.