Results 41 to 50 of about 127,737 (232)

The overwintering and abundance of cereal aphids

open access: yesAnnals of Applied Biology, 1974
SUMMARYThe longevity of Sitobion avenae varied inversely with temperature from 25 to over 100 days when reared outdoors on barley under lantern jars, being longest between December and April–May. This was due mainly to changes in the length of the pre‐ and post‐reproductive periods rather than the length of the period of reproduction.
openaire   +1 more source

DIMBOA levels in hexaploid Brazilian wheat are not associated with antibiosis against the cereal aphids Rhopalosiphum padi and Sitobion avenae [PDF]

open access: yes, 2017
The objective of this study was to evaluate the natural levels of the plant defence compound DIMBOA in young leaves of eight hexaploid Brazilian wheat genotypes and the impact of the genotypes upon development of cereal aphids, Rhopalosiphum padi and ...
Caulfield, J. C.   +39 more
core   +1 more source

Barley yellow dwarf epidemiology [PDF]

open access: yes, 2006
Barley yellow dwarf (BYD) disease is induced by viruses that are vectored by aphids. The viruses infect grasses and cause severe damage on oats, barley and wheat worldwide.
Bisnieks, Maris
core   +1 more source

Preliminary Research on the Wheat Pests and on Their Integrated Control during 2015-2016, at Agricultural Research-Development Station Turda

open access: yesBulletin of University of Agricultural Sciences and Veterinary Medicine Cluj-Napoca: Agriculture, 2017
In Transylvania, the evolution of wheat insect pests is strongly influenced by the ecotehnological conditions, by climate change and current technology (Malschi, 2009 Malschi et al., 2015). The paper presents the dynamics and importance of the main pests
Ionel Dragoş DĂRAB   +5 more
doaj   +1 more source

Biological control of cereal aphids in Michigan wheat [PDF]

open access: yes, 2014
Cereal aphids (Hemiptera Aphididae) are important pests of wheat and can cause yield loss through both direct feeding injury and indirectly by transmitting viruses.
Safarzoda, Shahlo
core   +1 more source

Barley yellow dwarf virus infectivity of cereal aphids trapped at two sites in Victoria

open access: yes, 1981
Alate cereal aphids, Rhopalosiphum padi, R, maidis and Macrosiphum miscanthi avenae, caught in suction traps at Horsham and Burnley for two successive years (1977-78), were tested individually for infectivity with barley yellow dwarf virus (BYDV).
Plumb, R. T., Smith, P. R., Plumb, Roger
core   +1 more source

VCP‐Regulated LMF2 Stabilizes the Cholesterol Biosynthesis Enzyme HMGCS1 to Drive Cancer Progression and Confer Capecitabine Resistance in Triple‐Negative Breast Cancer

open access: yesAdvanced Science, EarlyView.
LMF2 drives progression and capecitabine resistance in triple‐negative breast cancer (TNBC). Mechanistically, VCP prevents NBR1‐mediated autophagic degradation of LMF2, thereby stabilizing it. Stabilized LMF2 subsequently suppresses NDP52‐mediated autophagic degradation of HMGCS1, a rate‐limiting cholesterol biosynthesis enzyme.
Qian Zhao   +12 more
wiley   +1 more source

Influence of parasitisation on cereal aphids (Sternorrhyncha: Aphidoidea) in various field management

open access: yesPlant Protection Science, 2004
The level of parasitism of cereal aphids on winter wheat at growth stage 69 DC (end of bloom) differed between two field management used (integrated and ecological) and between individual years of the experiment (1999-2001).
Ján Praslička, Timotej Miština
doaj   +1 more source

Manipulation of Insect Vectors’ Host Selection Behavior by Barley Yellow Dwarf Virus Is Dependent on the Host Plant Species and Viral Co-Infection

open access: yesLife, 2022
Previous studies have shown that vector-borne viruses can manipulate the host selection behavior of insect vectors, yet the tripartite interactions of pathogens, host plants and insect vectors have been documented only in a limited number of pathosystems.
Nami Minato   +4 more
doaj   +1 more source

Grass Hosts of Cereal Aphids (Hemiptera: Aphididae) Between Wheat-Cropping Cycles in South Dakota [PDF]

open access: yes, 2018
Several grasses may serve as alternative hosts for cereal aphids during the interim between small-grain crops in South Dakota, but field studies to determine which grasses are important have not been undertaken.
Kurt J Dagel   +3 more
core   +1 more source

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