Results 81 to 90 of about 30,246 (194)

Evaluation of Hermetic Maize Storage for Smallholder Farmers [PDF]

open access: yes, 2014
Maize is an important crop for many smallholder farmers in the world. Maize weevils (Sitophilus zeamais) cause a significant loss in quality and quantity during maize storage in tropical regions.
Bbosa, Denis   +6 more
core   +2 more sources

Insect Pests of Christmas Trees [PDF]

open access: yes, 1979
PDF pages ...
Miller, Richard L., Roach, Ken
core  

Cues for shelter use in a phytophagous insect [PDF]

open access: yes, 2008
Many insects spend a large proportion of their life inactive, often hiding in shelters. The presence of shelters may, therefore, influence where insects feed.
Björklund, Niklas
core  

Seasonal Changes in Chemical Composition of Eurasion Watermilfoil (Myriophyllum spicatum L.) and Water Temperature at Two Sites in northern California: implications for Herbivory [PDF]

open access: yes, 1999
We compared seasonal changes in Eurasian watermilfoil (Myriophyllum spicatum L.) characteristics and water temperature for a shallow poind in Davis, CA, and the Truckee River, near Tahoe City, CA. Tissue C and N were 15% lower in plants from the Truckee
Ksander, Gregory G., Spencer, David F.
core  

Der Einfluss von Feld- und Landschaftsparameter auf die Abundanzen wichtiger Rapsschädlinge [PDF]

open access: yes, 2008
In agroecological research it has been appreciated only fairly recently that plant-insect interactions and other ecological processes depend on scales much larger than a single habitat (Wiens et al. 1997).
Drapela, Thomas   +3 more
core  

New discovery of the oldest maize weevils in the world from Jomon potteries, Japan [PDF]

open access: yes, 2010
The maize weevil (_Sitophilus zeamais_) and rice weevil (_Sitophilus oryzae_) are two of the most damaging insects for stored grains, and are characteristic species of ancient Japan. Both species and the granary weevil (_Sitophilus granarius_) are common
Aya Manabe   +4 more
core   +1 more source

Endosymbiont Communities in Tea Plantation Beetles: A Comparative Study of Composition and Function Across Four Species

open access: yesAgriculture
Coleoptera, specifically leaf beetles (Chrysomelidae) and weevils (Curculionidae), are the dominant pests in tea plantations, significantly impacting tea yield and quality.
Shi-Yan Xu
doaj   +1 more source

A new species of the weevil genus Melanobaris Alonso-Zarazaga et Lyal, 1999 (Coleoptera: Curculionidae: Baridinae) from Mt. Hermon in Israel and commentaries on the composition of the genera Melanobaris and Aulacobaris Desbrochers, 1892 [PDF]

open access: yesКавказский энтомологический бюллетень, 2011
A new species of the weevil genus Melanobaris Alonso-Zarazaga et Lyal, 1999 is described from Israel (Mt. Hermon). Melanobaris margaritae sp. n. is similar to M.
B.A. Korotyaev, A.L.L. Friedman
doaj  

Four New Species and One New Record of Stromboscerini (Coleoptera, Curculionidae, Dryophthorinae) from China

open access: yesInsects
This study reports one genus newly recorded from China and four new species of the weevil tribe Stromboscerini. The genus Dexipeus Pascoe, 1885, is recorded in China for the first time, with one new species described: Dexipeus tengchongensis sp.
Heyu Lü, Runzhi Zhang
doaj   +1 more source

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