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Identification and synthesis of some fatty acid derivatives from larvae of Chilecomadia valdiviana (Lepidoptera: Cossidae)
Larvae of Chilecomadia valdiviana (Lepidoptera: Cossidae) were extracted and the extract was fractionated by chromatography on silica. As shown by gas chromatography–mass spectrometry, the majorExpand
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Identification and Assignment of the Absolute Configuration of Biologically Active Methyl‐Branched Ketones from Limnephilid Caddis Flies
Glands of the 4th and 5th abdominal sternite of the caddis flies Potamophylax latipennis, Potamophylax cingulatus, and Glyphotaelius pellucidus contain (S)-4-methyl-3-heptanone (4a),Expand
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Identification of a Sex Pheromone Produced by Sternal Glands in Females of the Caddisfly Molanna angustata Curtis
In the caddisfly Molanna angustata, females produce a sex pheromone in glands with openings on the fifth sternite. Gas chromatographic analyses of pheromone gland extracts with electroantennographicExpand
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Atlantic Forest succession over calcareous soil, Parque Estadual Turístico do Alto Ribeira - PETAR, SP
The forest succession after abandonment of slash-and-burn agriculture over calcareous soil in Brazilian Atlantic Forest was assessed. This is one of the world's most threatened Biome, with only 8%Expand
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Identification and synthesis of new bicyclic acetals from caddisflies (Trichoptera)
As shown by synthesis and enantioselective gas chromatography, males and females of the caddisfly species Potamophylax latipennis and Potamophylax cingulatus produceExpand
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Evidence that Cerambycid Beetles Mimic Vespid Wasps in Odor as well as Appearance
We present evidence that cerambycid species that are supposed mimics of vespid wasps also mimic their model’s odor by producing spiroacetals, common constituents of vespid alarm pheromones. Adults ofExpand
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Monitoring Pseudococcus calceolariae (Hemiptera: Pseudococcidae) in Fruit Crops Using Pheromone-Baited Traps
ABSTRACT The citrophilus mealybug, Pseudococcus calceolariae (Maskell), is an important pest of fruit crops in many regions of the world. Recently, its sex pheromone has been identified andExpand
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Distribution and ultrastructure of the antennal sensilla of the grape weevil Naupactus xanthographus (Coleoptera: Curculionidae)
The grape weevil, Naupactus xanthographus Germar (Coleoptera: Curculionidae), is a polyphagous insect native to southern South America that causes considerable damage in grape and other fruitExpand
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Cameraria gaultheriella and C. lobatiella attracted in Canada to (E,Z)-8,10-tetradecadienal, the sex pheromone of the European C. ohridella
Abstract Field trapping trials showed that Cameraria gaultheriella Walsingham and C. lobatiella Opler and Davis (Lepidoptera: Gracillariidae) were attracted in significant numbers in BritishExpand
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