Results 41 to 50 of about 9,903 (211)

Low-cost paper can be used in tissue-blot immunoassay for detection of cereal and legume viruses

open access: yesPhytopathologia Mediterranea, 2002
In an effort to reduce the cost of virus assays, different types of regular paper were evaluated as possible replacements for the commonly used nitrocellulose membrane (NCM) as the solid phase in the tissue-blot immunoassay (TBIA) used to detect Alfalfa ...
K.M. Makkouk, S.G. Kumari
doaj   +1 more source

A complete ancient RNA genome : identification, reconstruction and evolutionary history of archaeological Barley Stripe Mosaic Virus [PDF]

open access: yes, 2014
The origins of many plant diseases appear to be recent and associated with the rise of domestication, the spread of agriculture or recent global movements of crops.
Allaby, Robin G.   +5 more
core   +1 more source

Control of barley yellow dwarf virus in cereals [PDF]

open access: yesNew Zealand Journal of Agricultural Research, 1963
Abstract 1. Barley yellow dwarf virus (BYDV) is the most important disease affecting cereal crops in New Zealand. 2. Losses from BYDV in the total wheat crop have been up to 25 per cent in recent years. 3. Effective control of BYDV in autumn- and early winter-sown wheat in New Zealand has been achieved by 1 application of a good systemic organo ...
openaire   +1 more source

The Evaluation of Wheat Cultivar Resistance and Yield Loss Thresholds in Response to Barley Yellow Dwarf Virus-PAV Infection

open access: yesAgriculture, 2020
The PAV strain of barley yellow dwarf virus (BYDV) is one of the causal agents of yellow dwarf disease in cereals. The use of germplasm resistant to BYDV is generally regarded as the most effective means of controlling damage caused by this pathogen.
Jana Chrpová   +3 more
doaj   +1 more source

Variation in the abundance of Rhopalosiphum padi in Finland [PDF]

open access: yes, 2009
The bird cherry-oat aphid, Rhopalosiphum padi (L.), is the major aphid pest in spring cereals in Finland. It is also the vector of Barley yellow dwarf virus (BYDV) which is the most serious virus disease of cereals. The Finnish forecast of R.
Huusela-Veistola, E.
core  

Discovery of a Small Non-AUG-Initiated ORF in Poleroviruses and Luteoviruses That Is Required for Long-Distance Movement. [PDF]

open access: yes, 2015
Viruses in the family Luteoviridae have positive-sense RNA genomes of around 5.2 to 6.3 kb, and they are limited to the phloem in infected plants. The Luteovirus and Polerovirus genera include all but one virus in the Luteoviridae.
Brault, Véronique   +9 more
core   +9 more sources

Innate immunity shapes the persistent transmission of plant viruses by insect vectors

open access: yesNew Plant Protection, EarlyView.
In this review, we focus on two key aspects of the virus–vector interplay: (1) persistently transmitted viruses utilize host factors to overcome transmission barriers; and (2) molecular recognition activates antiviral immunity and subsequent viral counter‐defense. Understanding these interactions offers critical insights for developing novel strategies
Gang Lu, Chuanxi Zhang, Junmin Li
wiley   +1 more source

Quantifying Species‐ and Community‐Level Predation by Carabids on Pests and Beneficials in Wheat and Beet Fields

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
Using a model that translates qualitative prey detection data (presence/absence in predator gut contents) into quantitative predation rates, we estimate species‐specific diets of nine carabid species across three cropping contexts (wheat, sugar beet, and fodder beet) for five prey types.
Marion Rosec   +12 more
wiley   +1 more source

Incidence of virus diseases in maize fields in the Trakya region of Turkey [PDF]

open access: yes, 2006
A survey on maize virus diseases was conducted in the Trakya region of Turkey by examining 32 496 and 46 871 plants in 2004 and 2005, respectively. Rates of symptomatic plants were estimated at 3.7 to 63.6%, depending on locations.
Habekuss, Antje   +4 more
core   +1 more source

A defensive symbiont and a plant virus confer direct and discrete phenotypes to a cereal aphid in a context‐dependent manner

open access: yesEcological Entomology, EarlyView.
Different BYDV‐PAV isolates exert contrasting effects on aphid fitness, including reproduction and winged production. Different BYDV‐PAV isolates have contrasting effects on aphid dispersal patterns. Aphid feeding behaviour is modulated by the presence of endosymbionts and plant viruses.
Daniel J. Leybourne   +2 more
wiley   +1 more source

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