Knowledge attitude and practice on pesticide application of Hmong vegetable grower in Chiang Mai
1998
Theeradej Promwong(Chiang Mai University, Chiang Mai (Thailand). Faculty of Agriculture. Highland Coffee Research and Development Centre) | Prasert Khamon(Chiang Mai University, Chiang Mai (Thailand). Faculty of Agriculture. Highland Research Station and Agriculture Training Center)
Study aims to investigate the present situation of chemical application of Hmong vegetable growers. The result will be useful for an extension program on proper chemical used and for reducing environmental pollution. Quantitative approach is used by interviewing 121 farmers in Amphoe Chiang Dao, Mae Rim, Mae Taeng and Mae Chaem, Chiang Mai province. For the social status, the majority of respondents were male at 34 years old and most of them were married. Average family size was 9.21 person, from which average agricultural labor was 4.88 persons per family, 32.2 percent of the respondents could not read and write Thai. The growers had vegetable production experience in the average of 10.49 years with vegetable production area of 6.98 rai and 50.1 percent of the growers choosed the chemicals by themselves. Average income from vegetable production in 1997 was 48,873.91 Baht, and average chemical expenditure was 3,264.95 Baht. 86.8 percent of the growers had never checked their health for chemical residue in their blood. For the group with blood checking 37.5 percent were found the residue in a critical amount. Research finding showed that 47.1 percent of the growers had knowledge on pesticide application at medium level, by which the average score of knowledge was 11.82 form 20 points. For the appropriate method of chemical application, grower at amount of 63.6 percent practiced a very correct technique, whereas 28.1 percent practiced a half correct method. There was a positive correlation among knowledge, attitude and chemical application technique.
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