14 articles for “instar larva”

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Research ArticleOpen accessIn the abstractThe Effectiveness of Organotin (IV) Benzylisopropyldithiocarbamate Compounds as Insecticide Against Aedes Aegypti Linn (Diptera: Culicidae) in LaboratoryHidayatulfathi Othman, Nor Atikah Kosnon, Normah Awang, Nurul Farahana KamaludinProblem statement: The widespread use of insecticides had resulted in insecticide resistance of vectors of dengue as well as polluting the environment. Organotin (IV) compounds had the potential to be developed as the insecticides to overcome the existing problem. Approach: The aim of this study was to examine the insecticidal effects which were larvicidal and adulticidal effects of organotin (IV) … …American Journal of Applied Sciences, Vol. 9, Issue 8 · 25 Jun 2012 · 6,980 accessesView PDF Cite

Research ArticleOpen accessIn the abstractPhoretic Association and Facultative Parasitoidism Between Megaselia scalaris and Blowflies, Under Natural ConditionsJose Antonio Batista-Da-SilvaProblem statement: This is the first time that a phoretic association and facultative parasitoidism between Megaselia scalaris and blowflies (Diptera: Calliphoridae) has been reported under natural conditions. Approach: All fly specimens were collected in the mangrove swamp in Itaborai, RJ, Brazil. Results: A total of 291 flies were collected belonging to four (04) species of the family Calliphoridae: Chrysomya megacephala … …OnLine Journal of Biological Sciences, Vol. 12, Issue 1 · 28 Apr 2012 · 7,680 accessesView PDF Cite

Research ArticleOpen accessIn the abstractMorphological Characteristics of P. xylostella Granulovirus and Effects on Its Larval Host Diamondback Moth Plutella xylostella L. (Lepidoptera, Plutellidae)A. Dezianian, A. S. Sajap, W. H. Lau et al.Problem Statement: Diamondback moth, Plutella xylostella L. (Lepidoptera, Plutellidae) is the most destructive insect pest of cruciferous plants throughout the world which become resistant to wide range of chemical pesticides. PxGV is known as an effective factor on diamondback moth larval mortality. Approach: Some morphological characteristics, viral DNA isolation and Restriction Endonuclease (REN) analysis of P. xylostella granulovirus and its … …American Journal of Agricultural and Biological Sciences, Vol. 5, Issue 1 · 31 Mar 2010 · 10,157 accessesView PDF Cite

Research ArticleOpen accessIn the abstractGrowth Performance of the Red-Stripe Weevil Rhynchophorus schach Oliv. (Insecta: Coleoptera: Curculionidae) on Meridic DietsChoon-Fah J. Bong, Chin-Chin Er, Pang-Hung Yiu, Amartalingam RajanBiology and growth performance of Red Stripe Weevil, Rhynchophorus schach Oliv. were studied using meridic diets. The diets consisted of sugarcane (Saccharum officinarum L.) bagasse, copra (Cocos nucifera L.) cake and sago (Metroxylon sagus Rottb.) flour as main ingredients. Larvae or locally known as sagoworm, in copra cake diet exhibited the fastest growth with maximum weight gain of 1609 mg … …American Journal of Agricultural and Biological Sciences, Vol. 3, Issue 1 · 31 Mar 2008 · 8,134 accessesView PDF Cite