The raisin moth, Ephestia figulilella Gregson (Lepidoptera: Pyralidae), has a nearly cosmopolitan distribution, and causes severe quantitative and qualitative losses throughout the world. The larvae attack various drying and dried fruits, fallen figs, and damaged or moldy clusters of grapes on vines. Control of this pest in storage depends mostly on synthetic pesticides with several adverse sid...

The chitin-synthesis inhibitor lufenuron was administered to Drosophila melanogaster by incorporation of the LC50 (12 ppm) into the larval rearing medium to reveal its effects on the induction of sex-linked recessive lethals (SLRL), asynapsis in polytene chromosomes, and chromosomal aberrations in mitotic cells. The results show that lufenuron increases the frequency of SLRL, as evaluated by th...

On 12 September 2014 the European Commission adopted a Regulation1 establishing a maximum residue limit for lufenuron in fin fish, valid throughout the European Union. This maximum residue limit was based on the favourable opinion and the assessment report adopted by the CVMP. Lufenuron is intended for use in fin fish for the control of sea lice infestations as a premix formulation. Novartis An...

Newly molted last (5th) instar of the desert locust, Schistocerca gregaria (Forsk.), was treated through fresh plant food with 2 concentrations: high (1000.0 ppm) or low (62.5 ppm) of 3 IGRs: pyriproxyfen, tebufenozide, and lufenuron. Carbohydrate content was determined in the hemolymph and in the fat body of the early-aged, mid-aged, and late-aged 5th instar, as well as of 1and 4-d old adult f...

Effects of the chitin synthesis inhibitors (CSIs) diflubenzuron, hexaflumuron, and lufenuron on the Formosan subterranean termite, Coptotermes formosanus Shiraki, primary reproductives were studied in the laboratory. Incipient colonies were established by collecting and pairing C. formosanus alates and placing them in dishes containing an artificial diet. Three groups of 56 colonies each were f...

Spodoptera exigua (Lepidoptera: Noctuidae) is one of the major pests of many crops in Pakistan. Effectiveness of different insecticides was evaluated against field populations of 2 instar larvae of S. exigua under laboratory conditions because in lepidopterous pests resistance is developed in 3 instars. Bioassays were performed through leaf dip method to evaluate the doseand time-mortality resp...

The diamondback moth Plutella xylostella (L.) has a great economic importance in Brassicaceae crops in many parts of the world. Recurrent infestations of this pest in growing areas of Pernambuco state, Brazil, have led farmers to frequently spray their crops with insecticides. However, control failures by several insecticides have been alleged by farmers. The objective of this study was to chec...

A study was designed to test the insect development inhibitors fluazuron and lufenuron for the control of fleas on sylvatic rodents as an adjunct to the control of plague. Historical data of flea burden from 15 prior years of study at Chuchupate Campground, Ventura County, CA, were compared to six years of treatment period data to determine if fluazuron and lufenuron were effective in controlli...

Efficacy of lufenuron (Program, Novartis Animal Health, Greensboro, NC), an insect growth regulator, and nitenpyram (Capstar, Novartis Animal Health), an insecticide for reducing flea populations, was evaluated in 35 flea-infested dogs and cats residing in 18 households in Tampa, Florida. Pets were randomly allocated by household to two treatment groups. Pets in both treatment groups were given...

After treatment of the newly moulted last (5th) instar nymphs of the desert locust Schistocerca gregaria with 1000.0 or 62.5 ppm of the insect growth regulators (IGRs): pyriproxyfen (juvenoid), tebofenozide (ecdysone agonist) and lufenuron (chitin synthesis inhibitor), protein content was determined in the haemolymph and fat body of nymphs and adults. An inhibitory action on haemolymph proteins...