Results 31 to 40 of about 58,964 (256)

Review of the Hygrophilous Weevils in Israel (Coleoptera: Curculionoidea)

open access: yesDiversity, 2018
Forty-one species in 20 genera of hygrophilous weevils belonging to Brentidae and Curculionidae, associated with inland aquatic habitats, have been recorded recently from Israel, eight of them for the first time.
Ariel-Leib-Leonid Friedman
doaj   +1 more source

Scientific foundations of the movement of components of grain material with an artificially formed distribution of air velocity

open access: yesҚарағанды университетінің хабаршысы. Физика сериясы, 2022
The article examines the study of the separation of grain materials in pneumatic channels with an artificially generated distribution of air velocity in the cross-section channel to determine the rational form and parameters of the material supply and ...
С.П. Степаненко   +3 more
doaj   +1 more source

POPULATION DENSITY AND DISTRIBUTION OF INSECT PESTS OF OAK TREE FRUITS IN ERBIL GOVERNORATE [PDF]

open access: yesمجلة الأنبار للعلوم الزراعية, 2023
This study was conducted to survey insect pests attacking oak tree fruits (acorns), in six oak tree forest locations belonging to Erbil Governorate-Kurdistan region-Iraq, to estimate infestation percentages, larval number inside acorns and evaluate the ...
N. B. Kader   +3 more
doaj   +1 more source

\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

Participatory validation and optimization of the Triple S method for sweetpotato planting material conservation in southern Ethiopia

open access: yesOpen Agriculture, 2022
A climate-resilient, root-based sweetpotato planting material (SPM) conservation method called “Triple S” or “Storage in Sand and Sprouting” has created timely access to sweetpotato planting material in areas with a prolonged dry season in Uganda and ...
Hundayehu Mihiretu C.   +5 more
doaj   +1 more source

Phenology and Monitoring of the Lesser Chestnut Weevil (Curculio sayi)

open access: yesInsects, 2022
With the introduction in recent years of high-yield blight-resistant chestnut varieties, the commercial chestnut industry in the United States is expanding. Accompanying this expansion is a resurgence in a primary pest of chestnut: C.
Camila C. Filgueiras, Denis S. Willett
doaj   +1 more source

Epizootiology of the Fungal Pathogen, \u3ci\u3eZoophthora Phytonomi\u3c/i\u3e (Zygomycetes: Entomophthorales) in Field Populations of Alfalfa Weevil (Coleoptera: Curculionidae) Larvae in Illinois [PDF]

open access: yes, 2017
The influence of the fungal pathogen, Zoophthora phytonomi, on larvae of the alfalfa weevil, Hypera postica, was studied in three alfalfa fields in Illinois. Disease epizootics occurred in all three fields and disease onset was ob- served within a fairly
Armbrust, Edward J   +3 more
core   +2 more sources

Biological Control Success of a Pasture Pest: Has Its Parasitoid Lost Its Functional Mojo?

open access: yesFrontiers in Ecology and Evolution, 2018
Sustainable and integrated pest management often involves insect parasitoids. However, the effectiveness of parasitoids biocontrol has often failed, frequently for obscure reasons.
Federico Tomasetto   +4 more
doaj   +1 more source

Scotch Pine Deterioration in Michigan Caused by Pine Root Weevil Complex [PDF]

open access: yes, 2017
Pine root tip weevil, Hylobius rhizophagus, and pine root collar weevil, H. radicis, attack certain Scotch pine stands simultaneously causing more mortality than expected from either insect alone.
Mosher, Daniel G, Wilson, Louis F
core   +3 more sources

A taxonomic revision of Limnobaris Bedel in the strict sense (Coleoptera, Curculionidae, Baridinae), with particular emphasis on the species found in China

open access: yesZooKeys, 2014
The genus name Limnobaris Bedel is applied in a restricted sense to baridine weevils with a covered pygidium and non-prominent, decussate mandibles which occur on sedges in the Palaearctic Region and immediately adjacent parts of tropical Southeast Asia.
Jens Prena   +5 more
doaj   +1 more source

Home - About - Disclaimer - Privacy