Results 31 to 40 of about 203,044 (309)

Identification of inhibitory premotor interneurons activated at a late phase in a motor cycle during Drosophila larval locomotion [PDF]

open access: yes, 2015
This work was supported by a MEXT/JSPS KAKENHI Grant Numbers, 22115002 (to A.N.) and 221S0003 (to A.N. and Y.I.), and 15H04255 (to A.N.). The work was also supported by Janelia Research Campus (Howard Hughes Medical Institute).Rhythmic motor patterns ...
Nose, Akinao   +18 more
core   +2 more sources

Scanning electron microscopy of larval instars and imago of Oestrus caucasicus (Grunin, 1948) (Diptera: Oestridae)

open access: yesParasite, 2001
Oestrus caucasicus (Grunin, 1948) is a larval parasite of the nasal cavities of Capra caucasica, Capra ibex and Capra pyrenaica. This study is the first description of the parasite using scanning electron microscopy.
Guitton C., Perez J.M., Dorchies P.
doaj   +1 more source

Dietary Salt Levels Affect Salt Preference and Learning in Larval Drosophila [PDF]

open access: yes, 2011
Drosophila larvae change from exhibiting attraction to aversion as the concentration of salt in a substrate is increased. However, some aversive concentrations appear to act as positive reinforcers, increasing attraction to an odour with which they have ...
Young, Joanna M.   +16 more
core   +2 more sources

Head Capsule Widths as an Indicator of the Larval Instar of Codling Moth (Lepidoptera: Olethreutidae) [PDF]

open access: yes, 2017
Head capsule width was a reliable indicator of larval instar in a strain of Michigan codling moths, Cydia pomonella. Head capsules were 0.33, 0.50, 0.82, 1.18 and 1.55 mm in width from first to fifth instar respectively.
Whalon, Mark E   +3 more
core   +1 more source

Response of green lacewing Chrysoperla carnea (Stephens) to various densities of Ephestia cautella (walk)eggs

open access: yesمجلة بغداد للعلوم, 2014
Results of exposure larvae of the most important predator in the integrated pest management , the green lacewings, Chrysoperla carnea (Stephens) to various densities of fig moth Ephestia cautella eggs showed increasing in the number of consumed prey ...
Baghdad Science Journal
doaj   +1 more source

COMPARATIVE TOXICITY OF THREE NOVEL BIOTIC COMPOUNDS, SPINOSAD PYRIDALYL AND RADICAL IN RELATIVE TO A CONVENTIONAL INSECTICIDE, LANNATE AGAINST THE FIELD AND LABORATORY STRAIN OF THE SECOND AND FOURTH INSTARS LARVAE OF COTTON LEAFWORM, Spodoptera littoralis (BOISD.) [PDF]

open access: yesJournal of Plant Protection and Pathology, 2009
The toxic activity of three novel compounds (Pyridalyl, Radical, Spinosad) and conventional insecticide (Lannate) against the second and fourth instars of the lab and field strains of Spodoptera littoralis were evaluated under laboratory conditions.
Mahasen Ahmed   +3 more
doaj   +1 more source

Efficacy of Bacillus thuringiensis (Berliner) isolates on fig moth, Ephestia cautella (Walker) Larvae

open access: yesمجلة بغداد للعلوم, 2014
The following dilution 5×10-1, 10-1, 10?2 , 10-3 gm/L for the indigenous isolate of Bacillus thuringiensis bacteria and the commercially isalate were used for experiments against the different stages of fig moth of E.cautella which exposed by filter ...
Baghdad Science Journal
doaj   +1 more source

MORPHOLOGICAL STUDIES ON THE LARVAL STAGES OF THE SHEEP BLOWFLY LUCILIA CUPRINA WIEDEMANN (DIPTERA: CALLIPHORIDAE.) [PDF]

open access: yesVeterinary Medical Journal - Giza, 2001
Light and Scanning Electron Microscope (SEM) were used in the description of Lucilia cuprina larvae. The mouth hooks are poorly developed in the 1st instar larva and well developed in the 2nd and 3rd larval stages, the antennal lobes and maxillary lobes ...
MADEEHA A MUSTAFA
doaj   +1 more source

The Effect of the Different Concentration and Proportion of Mixtures of Actara Insecticide and Ginger Oil in the Mortality Rate of Larvae of Greater Wax Moth, Galleria Mellonella L.

open access: yesScience Journal of University of Zakho, 2017
During this study the toxic effect of Actara and ginger oil of Zingiber officinale, individually or in combination, on the 3rd and 5th instar larvae of greater wax moth, Galleria mellonella L. was investigated. The percentages of mortality of 3rd and 5th 
Sofyan H. S. Al-sinjari
doaj   +1 more source

Intrinsic competition and its effects on the survival and development of three species of endoparasitoid wasps [PDF]

open access: yes, 2009
In natural systems, pre-adult stages of some insect herbivores are known to be attacked by several species of parasitoids. Under certain conditions, hosts may be simultaneously parasitized by more than one parasitoid species (= multiparasitism), even ...
Gols, R., Harvey, J.A., Strand, M.R.
core   +1 more source

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