Results 91 to 100 of about 130,964 (262)

Lethal Effects of the Wild Potato Solanum bulbocastanum on the Planthopper Pentastiridius leporinus, a Vector of Bacterial Pathogens in Potato

open access: yesJournal of Applied Entomology, EarlyView.
ABSTRACT The planthopper Pentastiridius leporinus [Hemiptera: Cixiidae] is a vector of the two plant pathogenic bacteria ‘Candidatus Arsenophonus phytopathogenicus’ and ‘Candidatus Phytoplasma solani’ causing ‘bacterial potato tuber wilt’ in potato.
Eva Therhaag   +2 more
wiley   +1 more source

Assessment of the resistance of inbred table beet lines to cercosporosis (Cercospora beticola Sacc.) in field and laboratory conditions

open access: yesОвощи России
Relevance. Cercospora leaf spot (Сercospora beticola) is a widespread disease of table beet that reduces the yield of root crops in many beet-growing regions.
L. N. Timakova   +2 more
doaj   +1 more source

The Keystone‐Pathogen Hypothesis Updated: The Role of Porphyromonas gingivalis in Periodontitis

open access: yesJournal of Periodontal Research, EarlyView.
Porphyromonas gingivalis orchestrates a coordinated manipulation of immune and inflammatory responses in periodontal tissues which leads to the generation of a dysbiotic, subgingival biofilm community, and progression of periodontitis. The type 9 secretion system, lipid A modification, and the formation of outer membrane vesicles are important ...
Mike A. Curtis   +2 more
wiley   +1 more source

Testing the sustainability of stockless arable organic farming on a fertile soil (OF0145) [PDF]

open access: yes, 2001
This is the final report of Defra project OF0145. If organic farming is to expand in the arable east of England, where the knowledge, infrastructure and capital for livestock are not available, viable stockless systems will be needed.
Cormack, W. F.
core  

Ecological drivers and phylogenetic patterns of leaf minimum conductance variability in vascular plants

open access: yesNew Phytologist, EarlyView.
Summary Stomatal closure prevents significant water losses during drought events. Yet, leaves are not perfectly hermetic and dehydration ensues through residual water losses, known as minimum conductance (gmin), which is highly relevant since it informs on the water depletion dynamics under stress.
Santiago Trueba   +8 more
wiley   +1 more source

Comparative characteristics of the biochemical composition of chard and table beet accessions from VIR collection

open access: yesОвощи России, 2019
Relevance. Healthy eating is one of the many steps that lead to a healthy nation. It implies the provision of the human body with all the necessary elements for its normal functioning.
Diana V. Sokolova   +2 more
doaj   +1 more source

Organic Farming in Cornwall: Results of the 2002 Farmer Survey [PDF]

open access: yes, 2003
A detailed survey of organic farming in Cornwall was completed duing the period August 2002 to February 2003. One of the main objectives of the survey was to describe current practices and constraints to organic production so as to aid the Organic ...
Burke, Jean, Roderick, Stephen
core  

Methionine Synthase Positively Regulates Plant Defence to Both RNA and DNA Viruses and Is Useful for Developing Broad‐Spectrum Antiviral Resistance in Crops

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Plant viruses frequently cause severe economic losses in worldwide crop production. Developing broad‐spectrum resistance is the most efficient approach for controlling plant viral diseases. In this work, we found that the 17K protein of barley yellow dwarf viruses (BYDVs), which has multiple functions in viral pathogenesis including acting as ...
Zhaohui Wang   +16 more
wiley   +1 more source

Exploring Sampling Strategies and Genetic Diversity Analysis of Red Beet Germplasm Resources Using SSR Markers

open access: yesHorticulturae
By using 14 SSR primer pairs, we here analyzed and compared the amplification results of 534 DNA samples from six red sugar beet germplasm resources under three treatments.
Xiangjia Wu   +3 more
doaj   +1 more source

Influence of surfactant HLB values and commercial agricultural adjuvants on pesticide mimic penetration in plant leaves. [PDF]

open access: yesPest Manag Sci
Penetration of a pesticide mimic into a spring onion leaf due to the presence of a surfactant additive. Abstract BACKGROUND Effective pesticide action is crucial for optimizing efficacy and minimizing environmental impact, particularly with the increasing reliance on systemic pesticides.
Demirkurt B, Klein M, Bonn D.
europepmc   +2 more sources

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