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The aim of investigation was to elaborate an analytical method for determination of bentazone in soil, plant and water samples. The analytical procedure consists of three elementary processes: extraction and reextraction of analyzed substance from matrix, cleaning of extract using SPE (Solid Phase Extraction) column with Florisil active solid and final determination using gas chromatography with ECD...
The experiment was carried out in outdoor lysimeters, filled with highly organic soil. The soil surface was divided in two sub-fields and then treated with the commercial product Dual 960 EC enriched with 14C – UL – metolachlor, at a dose of 1.8 l/ha. After the pesticide treatment the soil surface was sprinkled four times either with water or with biohumus solution. The dissipation of metolachlor...
W doświadczeniu wazonowym (3 kg gleby w wazonie) określono wpływ zanieczyszczenia gleby (piasek gliniasty) herbicydem Harpun 500 SC na aktywność enzymów glebowych. Harpun 500 SC stosowano w następujących dawkach: 0 - kontrola, 1 - dawka zalecana przez producenta oraz dawki większe od zalecanej: 10, 50, 100, 150 i 200-krotnie. W celu złagodzenia ewentualnego inhibicyjnego wpływu herbicydu na enzymy,...
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