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New Highly Aggressive Pathotype 354 of Plasmopara halstedii in German Sunflower Fields
Helianthus annuus oomycetes sunflower downy mildew virulence pathotype
2018/3/5
Downy mildew of sunflower is a recurrent threat for crop production and a permanent challenge for resistance breeding.
Since 2016, a new pathotype of the oomycete Plasmopara halstedii has been found ...
Correlation of Chemical Analysis of Residual Levels of Aminocyclopyrachlor in Soil to Biological Responses of Alfalfa, Cotton, Soybean, and Sunflower
Aminocyclopyrachlor methyl bioassay herbicide herbicide residues
2015/12/23
Researchers, product registration personnel, and growers desire the ability to chemically detect residual amounts of
herbicides in soil at concentrations below those necessary to cause phytotoxicity ...
Distribution and Harmfulness of Plasmopara halstedii on Sunflower in the Czech Republic
sunflower downy mildew Helianthus annuus
2015/3/10
In 2007–2012 the first detailed study of P. halstedii distribution and severity was performed in the Czech Republic by monitoring altogether 128 localities. Incidence of the pathogen was recorded at s...
The Incidence and Spreading of Macrophomina phaseolina (Tassi) Goidanovich on Sunflower in the Czech Republic
Macrophomina phaseolina sunflowe
2015/3/2
The warm climate pathogen Macrophomina phaseolina (Tassi) Goid., which causes charcoal disease, has been
reported in the Czech Republic since 1999. The aim of our work was to study the incidence of ...
Soil compaction as the possible cause of wilting and premature ripening of sunflower – Short Communication
sunflower roots premature ripening soil compression soil aeration
2015/2/6
Brown patches of the size from several square metres to hectares or individual dying plants appeared in otherwise green stands. Affected plants wilt and ripen sooner than healthy ones, causing them to...
STORING SUNFLOWER SEEDS AND QUALITY LOSSES DURING STORAGE
storage buildings storage conditions aeration
2010/11/30
In this research, sunflower storage buildings in the Thrace region were examined. Influences of storage condition on product losses were investigated. According to the results of experiments in select...