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The pathogenesis of stomach cells can be associated with their susceptibility to exogenous dietary irritants, like nitrosamines such as dimethylnitrosamines (DMNA), and to the effects of non-dietary factors, including Helicobacter pylori infection. We used N-methyl-N'-nitro N-nitrosoguanidyne (MNNG) as a surrogate agent that induces a spectrum of DNA damage similar to DMNA. Using the alkaline comet...
W dwóch kolejnych sezonach wegetacyjnych 2003 i 2004 badano rody pszenżyta w doświadczeniu przedwstępnym, założonym w 5 miejscowościach. Analizowano wpływ poszczególnych cech rolniczych na plon. W 2003 roku największy wpływ na plon ziarna miało przezimowanie, nieco mniejszy - odporność na wyleganie roślin. W następnym roku największe znaczenie miały choroby liści: mączniak i choroby typu septoryjnego.
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