The aim of the study was to determine interaction herbicides and with biostimulants on accumulation dry matter starch in potato tubers. In a three-year field experiment based method randomised sub-blocks, two factors were taken into account. first factor cultivars: Bartek, Gawin, Honorata. second five methods application: (1) control object without chemical protection (CO); (2) herbicide linuro...

Herbicide mixtures are commonly used in agriculture to broaden the spectrum of weed control. The interactions or the combinations may be desirable or undesirable. Acetachlor at 150g/ha applied and ready mix application of anilofos and ethoxysulfuron at 780 g /ha provide effective control of weeds with higher grain yield. Tank mix application of metribuzin with isoproturon at 1.0 kg/ha, clodinof...

O Sistema Aquífero Guarani (SAG) é um dos maiores reservatórios de água subterrânea do Brasil e mundo, que abastece integralmente o município Ribeirão Preto-SP. objetivo presente estudo foi determinar maneira simultânea, praguicidas uso canavieiro em amostras áreas recarga SAG. Foram analisadas 11 poços durante as estações chuvosa seca. No período chuvoso foram detectados traços metribuzin, mol...