The Determination of Dimethoate Insecticide Residues upon the cucumber Product (Fars province)

In this survey, residue of Dimethoate phosphate insecticide upon the cucumber product (that it is the most important truck farming in the Fars province) was measured in 2004. In this study from TLC Scanner method was used. The area divided to subdivisions included: Kor River, Korsivand River and Sivand sub-basin. In the each of these subdivisions, 6 places were selected for sampling. And from cucumbers of each place in as exhibit to market, the sampling carried out into accidental. The obtained results of examinations, war presented that: in 66.7% of samples, measure of Dimethoate residue was upward of standard. In the 22.2% of samples, the residue was less than of standard, but it was near of it and in the tolerance records. In the 11.1% of yielded samples, didn’t watch Dimethoate insecticide.By comparison of obtained results from residue of Dimethoate insecticide in cucumber in these 3 basins, with use of Kurskal-wallis method, didn’t watch significant difference and comparison of obtained results, the commodities in selected areas in 3 subdivision with limits by T-test, as most of areas, P>0.05 was and also didn’t watch significant difference.