การพัฒนาหลักสูตรฝึกอบรมเรืองการปลูกผักเกษตรอินทรีย์แบบไร้ดินสำหรับนักเรียนชั้นมัธยมศึกษาตอนต้น

Abstract

        The objective of this research was to ; firstly, develop curriculum on organic agriculture vegetables with soilless culture system for secondary school students. secondly, implement the curriculum on organic agriculture vegetables with soilless culture system for secondary school students. The sample was 22 secondary school students from Ruangdechprachanukror school, during the second semester of academic year 2014. The instruments were 1) a training curriculum on organic agriculture vegetables with soilless culture system. 2) a 30 question multiple choice test 3) a valuation
from of practicing skill, and 4) an attitude questionnaire towards production organic. The statistics used for data analysis in the research include frequency value, percentage, mean, standard deviation and t-test.
The results indicate that :
          1. After examine the content validity of the curriculum by five experts, the results of the implementation of curriculum on organic agriculture vegetables with soilless culture system for secondary school students indicate that the curriculum is consistent and appropriate. And after implement
the curriculum with 41 students who are not the sample, the results indicate that the level of reliability is 0.803. The average practice skills is very good and have average satisfaction towards the attitude on organic agriculture in the highest level.
        2. The results of the implementation of curriculum on organic agriculture vegetables with soilless culture system for secondary school students with the sample of 22 students indicate that 1) the comparative results of pre and post tests show that the students have higher stage of knowledge after training with statistically significant difference at a level of .01. 2) the students have average the practice skills on organic agriculture vegetables with soilless culture system in the level of very good. 3) the students have average satisfaction towards the attitude of organic agriculture in the highest level.