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In 2005–2009 in Experimental Station of Poznań University of Life Sciences at Przybrodaresearch was performed on the influence of Horizon 250 EW application in the autumn. Fourfactorial experiment was carried out in four replications. The first factor were two sowing dates of oilseed rape (optimal between 20–25 August) and delayed (by ten days); the second factor were two varieties Californium and...
W warunkach klimatycznych Polski, na rzepaku ozimym i jarym, bardzo często występują równocześnie dwa groźne dla tej rośliny szkodniki – słodyszek rzepakowy (Meligethes aeneus F.) i chowacz podobnik (Ceutorhynchus assimilis Payk.). Celem badań było określenie wrażliwości słodyszka rzepakowego i chowacza podobnika na wybrane substancje czynne insektycydów z grupy pyretroidów, związków fosforoorganicznych...
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