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In 2008 and 2009 extremely different water conditions for the months April and June, contributed to the occurrence of differences in the size of total yield and tuber yield of individual fractions. It was found a considerable reduction in effectiveness of the herbicide Proponit 720 EC in 2009 compared to the previous season. As a consequence a strong secondary weed infestation was stated.
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...
Doświadczenie polowe przeprowadzono w latach 2004-2006 w Rolniczej Stacji Doświadczalnej Zawady należącej do Akademii Podlaskiej w Siedlcach. Doświadczenie założono metodą losowanych podbloków (split-plot) w trzech powtórzeniach. W doświadczeniu badano dwa czynniki: I. czynnik - odmiany ziemniaka: Wiking, Mors, Żagiel, II. czynnik - insektycydy stosowane w zwalczaniu stonki ziemniaczanej: 1. Obiekt...
W Instytucie Włókien Naturalnych w Poznaniu w doświadczeniach polowych, przez trzy lata badano wpływ wybranych biopreparatów i substancji na ograniczenie występowania fuzariozy lnu włóknistego. Testowano jako zaprawy do nasion biopreparaty, takie jak Polyversum, którego czynnikiem aktywnym jest Pythium oligandrum, Cedomon i PSR 21 zawierające bakterie z rodzaju Pseudomonas oraz substancje oparte na...
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