Results 41 to 50 of about 167,664 (343)

Extraordinary morphological changes in valve morphology during the ontogeny of several species of the Australian ostracod genus Bennelongia (Crustacea, Ostracoda)

open access: yesEuropean Journal of Taxonomy, 2013
Ostracods belonging to the genus Bennelongia differ much in valve morphology between adults and juveniles. Adult valves are asymmetrical, characterised by a beak-like feature in the antero-ventral region of the left valve, and, with some notable ...
Patrick De Deckker, Koen Martens
doaj   +1 more source

Descriptions of Nymphal Instars of \u3ci\u3eAbedus Breviceps\u3c/i\u3e (Hemiptera: Belostomatidae) [PDF]

open access: yes, 2017
The 1st-5th instars of Abedus breviceps Still, collected from a Texas population, are described and illustrated. They can be separated most easily by overall body length and width, and by the length of the mesonotal wing ...
Keffer, S. L, McPherson, J. E
core   +2 more sources

Relative preference and demographic parameters of Encarsia formosa Gahan against Trialeurodes vaporariorum (Westwood)

open access: yesEgyptian Journal of Biological Pest Control, 2021
Background The greenhouse whitefly, Trialeurodes vaporariorum (Westwood) (Hemiptera: Aleyrodidae), is a cosmopolitan, polyphagous and a serious pest of vegetables and ornamentals in greenhouse.
Anamika Walia   +4 more
doaj   +1 more source

Description of the immature stages of the planthopper Lacertinella australis (Hemiptera: Delphacidae) [PDF]

open access: yes, 2014
The five immature stages of the planthopper Lacertinella australis(Remes Lenicov and Rossi Batiz) (Hemiptera: Delphacidae: Saccharosydnini) are described and illustrated. The main characters that al-lowed us to distinguish the various
Marino, Ana Maria   +1 more
core   +2 more sources

Potential Protein and Biodiesel Sources from Black Soldier Fly Larvae: Insights of Larval Harvesting Instar and Fermented Feeding Medium

open access: yesEnergies, 2019
Primarily produced via transesterification of lipid sources, fatty acid methyl ester (FAME) of biodiesel derived from insect larvae has gained momentum in a great deal of research done over other types of feedstock.
Chung-Yiin Wong   +8 more
doaj   +1 more source

An Allometric Study of the Boxelder Bug, \u3ci\u3eBoisea Trivittata\u3c/i\u3e (Heteroptera: Rhopalidae) [PDF]

open access: yes, 2017
An allometric study was conducted on the boxelder bug, Boisea trivittata, to confirm the number ofinstars and to identify characteristics most useful for rapid instar identification of field samples. Analysis of field populations collected throughout the
Bouldrey, Scott M, Grimnes, Karin A
core   +2 more sources

Moulting pattern and mortality during the final emergence of the Coromandel Marsh Dart Damselfly Ceriagrion coromandelianum (Zygoptera: Coenagrionidae) in central India

open access: yesJournal of Threatened Taxa, 2019
The final emergence of the Coromandel Marsh Dart Damselfly Ceriagrion coromandelianum was studied for 50 days (22 January–12 March, 2011) from the botanical garden of Hislop College, Nagpur, India, (a semi controlled site) where small underground cement ...
Nilesh R. Thaokar   +2 more
doaj   +1 more source

Life History and Laboratory Rearing of \u3ci\u3eCorythucha Juglandis\u3c/i\u3e (Hemiptera: Tingidae) With Descriptions of Immature Stages [PDF]

open access: yes, 2017
The life history of Corythucha juglandis was investigated in Jackson and Alexander counties. Illinois. August 1981-December 1985 and the immature stages were described.
McPherson, J. E, Vogt, T. E
core   +2 more sources

SUPERNUMERARY LARVAL INSTARS IN CYCLORRHAPHOUS DIPTERA

open access: yesThe Biological Bulletin, 1972
1. The developmental program for metamorphosis is determined in third instar larvae of Calliphora and Sarcophaga very early after ecdysis. The process is activated by feeding and can be delayed for many days by starvation.2. High doses of ecdysterone (20 µg per larva) injected just after ecdysis or in starved larvae cause a precocious molt and the ...
J, Zdárek, K, Sláma
openaire   +3 more sources

The effectiveness of Chrysoperla carnea (Neuroptera: Chrysopidae) and Beauveria bassiana (Ascomycota: Hypocreales) as control agents of Neophilaenus campestris (Hemiptera: Aphrophoridae) a vector of Xylella fastidiosa

open access: yesEuropean Journal of Entomology, 2023
The effectiveness of two biological control agents, Chrysoperla carnea (Neuroptera: Chrysopidae) and the entomopatho­genic fungus Beauveria bassiana (Ascomycota: Hypocreales) against nymphs and adults of Neophilaenus campestris (Hemi­ptera: Aphrophoridae)
Laura AVIVAR-LOZANO   +2 more
doaj   +1 more source

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