Results 21 to 30 of about 173,687 (308)

Reproductive Apparatus, Gonadic Maturation, and Allometry of Cyclocephala barrerai Martínez (Coleoptera: Melolonthidae: Dynastinae)

open access: yesInsects, 2022
The Order Coleoptera provides good examples of morphological specializations in the reproductive apparatus, gonadic maturation, and allometry differing between the sexes. The female and male reproductive apparatus has been modified to ensure reproduction
Abraham Sanchez-Cruz   +2 more
doaj   +1 more source

Movement, Dispersion, and Orientation of a Population of the Colorado Potato Beetle, \u3ci\u3eLeptinotarsa Decemlineata\u3c/i\u3e (Coleoptera: Chrysomelidae), in Eggplant [PDF]

open access: yes, 2017
Short-term dispersal, dispersion, and orientation of a population of the Colorado potato beetle, Leptinotarsa decemlineata. were examined in a uniformly spaced planting of eggplant using a mark-recapture technique.
Williams, Charles E
core   +2 more sources

The complete mitochondrial genome of Sympiezomias velatus (Coleoptera: Curculionidae)

open access: yesMitochondrial DNA. Part B. Resources, 2017
Here, we determined the complete mitogenome sequence of Sympiezomias velatus (Coleoptera: Curculionidae: Entiminae). This mitogenome was 15,592 bp long with an A + T content of 74.1% and contains 13 protein-coding genes (PCGs), 21 transfer RNA genes ...
Pei-An Tang   +4 more
doaj   +1 more source

Species Identification of Wireworms (Agriotes spp.; Coleoptera: Elateridae) of Agricultural Importance in Europe: A New “Horizontal Identification Table”

open access: yesInsects, 2021
Wireworms are yellowish soil-dwelling larvae that damage a wide range of arable crops. The most common wireworms found in European cultivated fields (except for the Caucasus) belong to the genus Agriotes (Coleoptera: Elateridae).
Lorenzo Furlan   +4 more
doaj   +1 more source

Carabid Beetles (Coleoptera: Carabidae) as Prey of North American Frogs [PDF]

open access: yes, 2017
In this paper, 62 species of carabid beetles are listed as prey of frogs. Records are from the literature and a stomach contents study. During the period May to October 1973, I collected and examined the stomach contents of 2 bullfrogs, 45 green frogs ...
Larochelle, Andre
core   +2 more sources

New Records of Leaf-Feeding for Adult \u3ci\u3eDiabrotica Barberi\u3c/i\u3e (Coleoptera: Chrysomelidae) [PDF]

open access: yes, 2017
The first records of leaf-feeding on Iva xanthifolia (marsh elder) and Helianthus annuus (common sunflower) by adult Diabrotica barberi are reyorted. During September 1992, beetles were observed feeding on leaves 0 these plants, despite the availability ...
Hesler, Louis S
core   +2 more sources

Curculionidae and Chrysomelidae Found in Aquatic Habitats in Wisconsin [PDF]

open access: yes, 2017
(excerpt) We became interested in aquatic weevils (Curculionidae) and leaf beetles (Chryso- melidae) during the Aquatic Entomology Course at the University of Wisconsin, in the spring of 1971. Many collections, taken from a variety of aquatic habitats in
Bayer, Lutz J, Brockmann, H. Jane
core   +3 more sources

The influence of the type of storage on pest infestation of stored grain in the Czech Republic

open access: yesPlant, Soil and Environment, 2003
Stored-product pests cause high economic losses by feeding on stored grain and endanger the public health by contamination of food by allergens. Therefore, the aim of this work was to explore whether the risk of infestation of stored grain by pests is ...
V. Stejskal   +5 more
doaj   +1 more source

Assessment of environmental and pollution level in water and insect's fauna of freshwater habitat [PDF]

open access: yesJournal of Bioscience and Applied Research, 2018
The environmental problems have raised the interest for bio-indicators able to reflect their environment. Among these life forms, the insects may contribute to a viable evaluation of the sustainability degrees.
M Masood   +4 more
doaj   +1 more source

Phylogenetic position of genera Acrostilicus Hubbard and Pachystilicus Casey (Staphylinidae, Paederinae) and their redescription

open access: yesEuropean Journal of Taxonomy, 2022
Acrostilicus Hubbard, 1896 and Pachystilicus Casey, 1905 are North American genera known from only one and two species, respectively, and have never been a subject of a modern revision. In fact, Acrostilicus was not even properly described as its author
Dagmara Żyła   +2 more
doaj   +1 more source

Home - About - Disclaimer - Privacy