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The experiment was carried out in three localities: Łagiewniki, Zielecin, Małyszyn. The subject of the study was an open-pollinated cultivar – Casoar and a hybrid cultivar – Visby. Seeding rate of open-pollinated and hybrid cultivars amounted to 40, 80 and 35, 70 seeds/m2. Two spring nitrogen fertilization levels 160 and 220 kg N/ha and three plant protection programs were applied. The most intensive...
Badania nad efektywnością ekonomiczną zastosowanych pestycydów w pszenicy ozimej w latach 2007-2008 wykonano w Boguchwale. Średnie porażenie powierzchni liści przez choroby pszenicy wyniosło odpowiednio 85,2 i 75,8%, a uszkodzenie przez szkodniki - 34,3%. Skuteczność zastosowanych środków grzybobójczych wyniosła od 17,4 do 89,9%, a insektycydów od 73,4 do 90,4%. Nadwyżka produkcji wahała się od 217...
The aim of the research was to determine the influence of date of protective treatment with fungicides on infection of winter oilseed rape by Sclerotinia sclerotiorum in dependence on weather conditions. Field experiments were carried out in 2004/2005–2008/2009 in Agricultural Experimental Station IPP – NRI in Winna Góra (Western region of Wielkopolska). Two cultivars of oilseed rape – Lisek and Kaszub...
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