Influence of biological antifungal products Supresivit and Polyversum on harvest and health condition of organic strawberries
2011
Pistekova, I., Vyzkumny a Slechtitelsky Ustav Ovocnarsky, Holovousy (Czech Republic) | Odstrcilova, L., Vyzkumny a Slechtitelsky Ustav Ovocnarsky, Holovousy (Czech Republic) | Bocek, S., Mendel Univ., Brno (Czech Republic) | Salas, P., Mendel Univ., Brno (Czech Republic) | Saskova, H., Mendel Univ., Brno (Czech Republic)
The effect of two biological fungicides Supresivit (Trichoderma harzianum) and Polyversum (Pythium oligandrum) on yield and health condition of organic grown strawberries cv. Elsanta, Honeoye and Symphony was assessed in two different soil and climatic sites in the Czech Republic was assessed in 2008-2009. Biofungicides applications did not significantly influenced yield and frequency of plants affected by soil-borne pathogens, as well as the biofungicides did not significantly decrease the percentage of fruits infected by the fungus Botryotinia fuckeliana. Significant number of plants diseased by soil-borne pathogens was observed in cv. Honeoye and Elsanta, while cv. Symphony showed significantly higher resistance. Honeoye had significantly lower percentage of fruits damaged by gray mould.
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