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In two performed trials powdery mildew of tomato was observed at middle level of infection on tomato. Tank mix of azoxystrobin and difenoconazole in concentration respectively 0.011 + 0.006, sulphur, bupirimat and difenoconazole showed high efficacy in control of powdery mildew (Oidium lycopersici) on tomato grown under cover. Orange oil, grapefruit extract and melaleuca oil gave satisfactory control...
In 2008–2009 the studies were performed on the efficacy of selected plant protection used to control of cereal diseases in organic farms in Poland. Observations were carried out three times in the vegetation season for winter wheat and twice for spring wheat. The identification at pathogenic fungi isolated from wheat were carried out using the Petri dish method and re-isolation of grown fungi was...
Wiosną 2008 roku na odmianach naparstnicy purpurowej ‘Virtuoso F1 Rose’ i ‘Virtuoso F1 Red’ stwierdzono objawy mączniaka rzekomego. Na blaszkach liściowych występowały jasnozielone przebarwienia, zazwyczaj ograniczone nerwami, a następnie plamy zmieniały zabarwienie na żółtawe, a w końcu brązowiały. W warunkach wysokiej wilgotności obserwowano purpurowo-szarawy nalot trzonków i zarodników konidialnych...
This paper presents the effect of selected fungicides on late blight of potato was estimated. The experiments were carried out on potato cultivar Mila. Statistically all fungicides taken under research significantly decreased the grade of potato plants affection. The investigation showed that the fungicides: Brestanid 502 SC and Tattoo C 750 SC protect potato tubers after attak by late blight.
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