Facultatea de Biologie și Geoştiinţe / Faculty of Biology and Geosciences

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    Biofungicides compositions for sunflower protection [Articol]
    (CEP USM, 2023) Andriychuk, Tetyana; Skoreiko, Alla
    The results of following biofungicides usage on sunflower against Alternaria blight, Embellisia blight, phomosis, phomopsis in Western Region of Ukraine proposed in present paper. Among them were MicoHelp – liquid (fungi genus Trichoderma, bacterium Bacillus subtilis, Azotobacter, Enterobacter, Enterococcus, titer not less than 1,0×109 CFU/cm3 ), (1,0l/t); Gliocladyn BT- liquid (Gliocladium virens, titer – 1,5•109 CFU/cm3 ), (2,0 l/t); Trichopsin BT-liquid(fungi spores Trichoderma viride Т-4 and bacterium Pseudomonas aureofaciens 306;titer not less 2,0х1010 CFU/cm3 ), (2,5l/t) separately or in combination with plant growing regulator Agrostimulin (25 ml/t).The researches results showed that the used preparations favored the plant disease defeating and increase yield crop on 11,2 – 16,1%.
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    Vitamines roles in cultivars- differentaitors for potato wart micropropogation [Articol]
    (CEP USM, 2023) Skoreiko, Alla; Andriychuk, Tetyana; Safronova, Tamara; Bilyk, R.
    The researches results for vitamin complex impact on morphometric indicators on potato plants in culture in vitro proposed in the paper. The vitamin complex in concentration 2,0 and 2,5 ml/l add to Murashige-Skoog medium was the most effective for test tube plant morphogenesis cultivar Chervona ruta. There were determined the internodes increase; roots quantity, plants height, plants length respectfully:5,6 and 5,9 pcs, 7,0 and 7,3 pcs, 80,2 and 92,8 mm, 82,7 and 89,6 mm.