De Gruyter期刊
作者:Mirosława Krauze-Baranowska , Marian Wiwart
来源:[J].Zeitschrift für Naturforschung C(IF 0.604), 2015, Vol.58 (1-2), pp.65-69De Gruyter
摘要:Bilobetin and 4‴-O-methylamentoflavone were isolated and identified in the needles of Taxus baccata, for the first time in this species. The antifungal activity of biflavones from T. baccata and Ginkgo biloba, namely amentoflavone, 7-O-methylamentoflavone, bilobetin, ginkget...
作者:Mirosława Krauze-Baranowska , Marek Mardarowicz , Marian Wiwart
来源:[J].Zeitschrift für Naturforschung C(IF 0.604), 2015, Vol.57 (11-12), pp.998-1003De Gruyter
摘要:From the leaves of Microbiota decussata (Cupressaceae) biflavones: cupressuflavone, amentoflavone and 7-O-methylamentoflavone were isolated and identified. The amount of cupressuflavone in Microbiota decussata and xCupressocyparis leylandii (Leyland cypress) (Cupressaceae) w...
作者:Marian Wiwart , Loretta Pobłocka
来源:[J].Zeitschrift für Naturforschung C(IF 0.604), 2015, Vol.57 (5-6), pp.478-482De Gruyter
摘要:The chemical composition of the essential oils from the needles of Pinus ponderosa (north american pine), P. resinosa (red pine) and P. strobus (eastern white pine) has been determined by GC/MS (FID). The essential oils from P. resinosa and P. ponderosa in comparison to P. s...
作者:Elżbieta Suchowilska , Marian Wiwart , Grażyna Grabowska
来源:[J].Biologia(IF 0.506), 2008, Vol.63 (4), pp.471-476De Gruyter
摘要:Abstract The total concentrations of free phenolic compounds and peroxidase were determined in spikes (collected at the flowering stage) of some spelt and common wheat cultivars differing in their response to F. culmorum infection. The antifungal activity of methanol extract...
作者:Marian Wiwart , Wojciech Sądej
来源:[J].Journal of Plant Protection Research, 2008, Vol.48 (2), pp.195-200De Gruyter
摘要:The Effect of Leaf Colour of Selected Field Bean Cultivars which Differ in Attracting Black Bean Aphid ( Aphis Fabae Scop.) The study was carried out in 2003, in a micro-plot experiment established in the Experimental Garden of the University of Warmia and Mazury. Following ...
作者:Marian Wiwart , Elżbieta Suchowilska
来源:[J].International Agrophysics, 2015, Vol.29 (4), pp.475-483De Gruyter
摘要:Abstract The cross-sections of first and second internodes were analyzed under a light and fluorescence microscopes in six varieties of Triticum spelta, two varieties of T. polonicum, and one variety of T. aestivum. The morphometric parameters of stem cross-sections were measured...


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