Results 21 to 30 of about 30,544 (254)

Features of the morphological structure of rostrum, and trophic preferences of weevils of the subfamily Lixinae (Coleoptera, Curculionidae) [PDF]

open access: yesКавказский энтомологический бюллетень, 2007
Structure of rostrum of the weevils from the subfamily Lixinae is considered. Morpho-functional features of the external sculpture of rostrum are discussed in connection with the biology of these beetles and localization of their eggs on a host ...
Yu.G. Arzanov
doaj   +1 more source

Notes on Microctonus Spp. (Hymenoptera: Braconidae) Introduced to Iowa Against the Alfalfa Weevil, Hypera Postica (Coleoptera: Curculionidae) [PDF]

open access: yes, 2017
The braconid parasitoid Microctonus colesi was released in Story and Boone counties, Iowa, but not recovered from collected alfalfa weevils, Hypera postica.
Mertins, James W
core   +2 more sources

The response of weevil communities (Coleoptera: Curculionoidea) to the altitudinal zones of beech stands

open access: yesJournal of Forest Science, 2008
Good knowledge of geobiocoenoses is one of the primary preconditions for biogeographical differentiation of the landscape, protected territory tending and preservation of forest ecosystems.
J. Beránek
doaj   +1 more source

Perspectives for Synergic Blends of Attractive Sources in South American Palm Weevil Mass Trapping: Waiting for the Red Palm Weevil Brazil Invasion

open access: yesInsects, 2021
Coupling several natural and synthetic lures with aggregation pheromones from the palm weevils Rhynchophorus palmarum and R. ferrugineus reveals a synergy that results in an increase in pest captures.
Viviane Araujo Dalbon   +7 more
doaj   +1 more source

Some Light and Temperature Effects on the Behavior of the Adult Pales Weevil, Hylobius Pales (Coleoptera: Curculionidae) [PDF]

open access: yes, 2017
Adult pales weevils react to light and temperature cues regarding their movements in pine plantations. They remain at the base of their host trees during the day and move onto the trees after dark. A drop in light intensity to 2 fc triggers this response.
Corneil, Jeffrey A, Wilson, Louis F
core   +2 more sources

Dust to weevils, weevils to dust: maize weevil personality and susceptibility to diatomaceous earth

open access: yesJournal of Pest Science, 2015
The role of behavior in insecticide susceptibility is broadly recognized, in addition to the physiological effects of insecticides. Curiously, the recognition of the importance of behavior does not extend to the control by physical agents, like inert dusts such as diatomaceous earth (DE).
H. A. E. Malia   +3 more
openaire   +2 more sources

From flower buds to bolls: how cotton reproductive structures shape boll weevil development, reproduction and survival. [PDF]

open access: yesPest Manag Sci
Female boll weevils feeding on flower buds promote reproduction regardless of their immature diet, whereas boll feeding increases lipid reserves and lifespan, revealing a nutrition‐driven trade‐off that sustains survival and reproduction in tropical boll weevil populations.
Ramos Coelho R   +5 more
europepmc   +2 more sources

Establishment of the Alfalfa Weevil Parasite \u3ci\u3eMicroctonus Aethiopoides (Hymenoptera: Braconidae)\u3c/i\u3e in Michigan [PDF]

open access: yes, 2017
Microctonus aethiopoides, a braconid parasite of adult alfalfa weevil, Hypera postica, is now established in southeastern Minnesota. Releases were made near Caledonia in Houston County, in 1978 and 1979, and near Rosemount in Dakota County, in 1979 and ...
Cuperus, Gerrit W   +2 more
core   +2 more sources

\u3ci\u3eMicroctonus Pachylobii\u3c/i\u3e (Hymenoptera: Braconidae): New Host Record From \u3ci\u3eHylobius Radicis\u3c/i\u3e (Coleoptera: Curculionidae), and Additional Notes on Its Biology [PDF]

open access: yes, 2017
The endoparasite Microctonus pachylobii was discovered parasitizing a new weevil host, Hylobius radicis. Thirteen of the 154 H. radicis adults collected were parasitized (8.5%).
Hoffman, George D, Raffa, Kenneth F
core   +2 more sources

New data on Caucasian weevils from the subgenus Pliadonus Reitter, 1912 of the genus Otiorhynchus Germar, 1822 (Coleoptera: Curculionidae) [PDF]

open access: yesКавказский энтомологический бюллетень
New data on the morphology, biology and distribution of Otiorhynchus decoratus Reitter, 1888, O. ciscaucasicus Korotyaev, 1872 and O. osseticus Korotyaev, 1992 are given. Otiorhynchus ciscaucasicus is firstly recorded for Azerbaijan, and O.
G.E. Davidian, Yu.G. Arzanov
doaj   +1 more source

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