Results 21 to 30 of about 1,833 (208)

Some Coccinellid Statistics [PDF]

open access: yesJournal of Economic Entomology, 1914
n ...
openaire   +2 more sources

Functional Response of Harmonia axyridis to the Larvae of Spodoptera litura: The Combined Effect of Temperatures and Prey Instars

open access: yesFrontiers in Plant Science, 2022
Functional responses are central to predator–prey dynamics and describe how predation varies with prey abundance. Functional responses often are measured without regard to prey size (i.e., body mass) or the temperature dependence of feeding rates ...
Yasir Islam   +4 more
doaj   +1 more source

Will the application of biocontrol fungi disrupt predation of Acanthococcus lagerstroemiae by coccinellids?

open access: yes, 2022
Insect predators are the most important natural enemies of the crapemyrtle bark scale (CMBS) in the USA. Mycopesticides (biocontrol fungi) are considered an IPM tool to increase CMBS mortality; however, their impacts on CMBS predators are unknown.
Doyle, Vinson P   +4 more
core   +1 more source

Alternative food sources for the ladybird Brumoides foudrasii (Mulsant) (Coleoptera: Coccinellidae)

open access: yesBrazilian Journal of Biology, 2017
The predator Brumoides foudrasii (Mulsant) (Coleoptera, Coccinellidae) has been naturally found in plants infested by mealybugs. In this study, the striped mealybug Ferrisia dasylirii (Cockerell) (Hemiptera, Pseudococcidae) and Anagasta kuehniella Zeller
M. S. de Lima, J. W. S. Melo, R. Barros
doaj   +1 more source

Effects of structural heterogeneity of a laboratory arena on the movement patterns of adult Eriopis connexa and Hippodamia variegata (Coleoptera: Coccinellidae)

open access: yesEuropean Journal of Entomology, 2000
We asked if the structural heterogeneity of a laboratory arena differentially affected the abandonment of the plot, residence time, locomotory rate, pause duration and turning rate of adult Eriopis connexa and Hippodamia variegata (Coleoptera ...
Audrey A. GREZ, Paula VILLAGRÁN
doaj   +1 more source

THE FEATURES OF BIOLOGY OF HARMONIA AXYRIDIS PALL. AND THE MOST COMMON SPECIES OF COCCINELLIDS IN UKRAINE AGROCOENOSIS [PDF]

open access: yes, 2020
The research was conducted in 2017–2019 years in the Institute of Plant Protection of The National Academy of Agrarian Sciences of Ukraine in the Laboratory of entomology and resistance of agricultural crops against pests (Kyiv, Ukraine).
Yana Medvid   +3 more
core   +1 more source

A report on occurrence of aphidophagous predators of Aphis odinae (van der Goot) (Hemiptera: Aphididae) in cashew ecosystem from Goa, India

open access: yesJournal of Threatened Taxa, 2017
The aphid, Aphis odinae (Van der Goot) (Hemiptera: Aphididae) is a polyphagous, occasional insect pest of cashew.  A field survey was conducted from 2014 to 2015 in cashew plantations to record the incidence of aphid and its predators.
Ramasamy Maruthadurai   +1 more
doaj   +1 more source

Temperature-Dependent Functional Response of Harmonia axyridis (Coleoptera: Coccinellidae) on the Eggs of Spodoptera litura (Lepidoptera: Noctuidae) in Laboratory

open access: yesInsects, 2020
Spodoptera litura (Fabricius) (Lepidoptera: Noctuidae) is a major pest of several economically important crops with worldwide distribution. Use of insecticides is the principal strategy for its management, which has subsequently led to insecticide ...
Yasir Islam   +7 more
doaj   +1 more source

Records of predators of the green apple aphid, Aphis pomi De Geer, from Himachal Pradesh

open access: yesEnvironment Conservation Journal, 2019
Nine species of coccinellids (Coleoptera: Coccinellidae) and three species of syrphid (Diptera: Syrphidae) predators of the green apple aphid, Aphis pomi De Geer, occurring in apple nurseries in Himachal Pradesh are reported.
M. Kumari
doaj   +1 more source

Effects of Three Artificial Diets on Life History Parameters of the Ladybird Beetle Stethorus gilvifrons, a Predator of Tetranychid Mites

open access: yesInsects, 2020
Background: The ladybird beetle Stethorus gilvifrons (Mulsant) is an important natural enemy of tetranychid mites and functions as a biological control of these plant pests. The development, survival and reproduction of S.
Jafar Ebrahimifar   +4 more
doaj   +1 more source

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