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Influence of Selected Fungicides Registered in the Czech Republic for Winter Oilseed Rape on In Vitro Sclerotinia sclerotiorum Mycelial Growth
FrBrassica napus L. Sclerotinia sclerotiorum efficacy tebuconazole boscalid dimoxystrobin metconazole prothioconazole fluopyram
2018/3/5
The baseline sensitivity of 55 isolates of Sclerotinia sclerotiorum, collected from oilseed rape in 6 regions of the Czech
Republic, to selected fungicides was determined during the period 2013–2015....
First report of Fusarium poae associated with and/or causing silvertop on loloid-type Festulolium in the Czech Republic
disease fertile stems causal agents grass hybrids Leptopterna dolabrata
2015/7/28
Silvertop is a serious disease of grasses, and severe infestations cause a great deal of damage every year (particularly to seed producers). Inflorescences of infected plants dry prematurely and are s...
Species of the Genus Meligethes Occurring in Oil-Seed Crop Fields in the Czech Republic
index of dominance Meligethes aeneus
2015/3/10
Identification of Meligethes species and their frequencies in adult samples collected at different localities in Central and
South Moravia (Czech Republic, 2009–2011) was based on comparisons of mor...
Effect of Some Factors on the Incidence of Choke (Epichloë typhina) in Grass Seed Stands in the Czech Republic
Dactylis glomerata Phleum pratense
2015/3/9
Choke of grasses caused by Epichloë typhina occurred in 2008 and 2009 in more than 25% of grass seed stands of
timothy (Phleum pratense and P. nodosum); a lower incidence was reported in orchar...
Sensitivity to fungicides in the isolates of Phytophthora infestans (Mont.) de Bary in the Czech Republic from 2003 to 2008
late blight fungicide resistance
2015/3/6
In the growing seasons from 2003 to 2008, 547 isolates of Phytophthora infestans from five regions in the Czech
Republic were collected and examined for their sensitivity to the active ingredients (...
Chalara fraxinea – ash dieback in the Czech Republic
Chalara fraxinea ash dieback Fraxinus excelsior Fraxinus angustifolia ash distribution Hymenoscyphus albidus
2015/3/3
The causal agent of ash dieback, the hyphomycete Chalara fraxinea, was isolated from a Fraxinus excelsior cv. Pendula tree, in the Arboretum Křtiny between Křtiny and Jedovnice in Drahany Hi...
Peronospora hariotii on Buddleja in the Czech Republic
downy mildew Peronospora hariotii Butterfly Bush Buddlej
2015/3/3
A downy mildew was observed on Buddleja × weyeriana Weyer ex Rehd. (B. davidii × globosa) cv. Sungold in a nursery in the northern part of the Czech Republic in July 2008. This downy mildew disease of...
Records of Brown spot needle blight related to Lecanosticta acicola in the Czech Republic
Lecanosticta acicola brown spot needle blight bog pine Pinus uncinata
2015/3/3
There are two records of brown spot needle blight caused by L. acicola in the Czech Republic up to date. Disease was first reported on June 2007 in National Nature Reserve (NNR) Červená Blata, So...
Long-lasting changes in the species spectrum of cucurbit powdery mildew in the Czech Republic – influence of air temperature changes or random effect?
Golovinomyces cichoracearum Podosphaera xanthii Cucurbitaceae epidemiology air temperature geographic distribution
2015/3/3
Two ectoparasite powdery mildew species Golovinomyces cichoracearum (Gc) and Podosphaera xanthii (Px) occurring on cucurbits differ, besides other characteristics, by specific ecologic requirements. W...
Resistance of Apple Varieties and Selections to Erwinia amylovora in the Czech Republic
apple cultivars Erwinia amylovora fire blight resistance
2015/3/2
Sixty-four apple cultivars and selections of potential interest to apple producers and plant breeders in the Czech
Republic were tested for their relative resistance to the fire blight pathogen over...
Contribution to identify the causal gents of Dutch elm disease in the Czech Republic
Ulmus Ophiostoma novo-ulmi PCR RFLP
2015/3/1
This study provides new data on Dutch elm disease in the Czech Republic. Ophiostoma novo-ulmi is reported for the first time in the area of the Czech Republic, as well as both subspecies ssp. novo-ulm...
Severity of powdery mildew on winter barley in the Czech Republic in 1976–2005
Hordeum vulgare L. Blumeria graminis f.sp. hordei disease severity
2015/3/1
Results of scoring the reaction to powdery mildew of 240 winter barley varieties that were gradually included in 392 Czech Official Trials conducted at 21 locations were analysed. The reaction of the ...
Viruses of blackthorn and road-bordering trees of plum, myrobalan, sweet and sour cherries in the Czech Republic
blackthorn myrobalan plum sweet and sour cherry stone fruit viruses distribution sources of infection
2015/3/1
The distribution of Plum pox virus (PPV), Prune dwarf virus (PDV), Prunus necrotic ringspot virus (PNRSV), Apple chlorotic ringspot virus (ACLSV) and Apple mosaic virus (ApMV) in naturally growing shr...
Volutella leaf blight and stem canker on Japanese pachysandra in the Czech Republic
Pseudonectria Pachysandra terminalis Czech Republic
2015/3/1
Woody ornamental cover plants of Japanese pachysandra (P. terminalis S. et Z.) are planted in parks and gardens in the Czech Republic. A serious disease of these plants is Volutella leaf blight and st...
First report of anthracnose of common snowberry caused by Sphaceloma symphoricarpi in the Czech Republic
Symphoricarpos albus var. laevigata Sphaceloma symphoricarpi anthracnose occurrence in the Czech Republic
2015/2/6
During the first part of July, 2006, a severe outbreak of disease on common snowberry shrubs, Symhoricarpos albus var. laevigata, was observed in some city ornamental parks and small gardens in Prague...