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Multifunctional communication inRiptortus clavatus (Heteroptera: Alydidae): Conspecific nymphs and egg parasitoidOoencyrtus nezarae use the same adult attractant pheromone as chemical cue
The bean bug,Riptortus clavatus lays scattered eggs (as opposed to the egg masses of pentatomids) on host as well as nonhost plants. Therefore, the first feeding stage (second-instar) nymphs emergingExpand
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A contribution to the establishment of reference values for total mercury levels in hair and fish in amazonia.
Studies on mercury levels in the Amazonian Region have typically lacked background or reference parameters. A sectional study on Hg concentration in hair and fish was conducted, together with anExpand
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Density-dependent growth and reproduction of the apple snail, Pomacea canaliculata: a density manipulation experiment in a paddy field
To examine density dependence in the survival, growth, and reproduction of Pomacea canaliculata, we conducted an experiment in which snail densities were manipulated in a paddy field. We releasedExpand
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Male-Released Sex Pheromone of the Stink Bug Piezodorus hybneri
Male-released semiochemicals of the stink bug Piezodorus hybneri (Heteroptera: Pentatomidae) elicit attraction of male and female bugs and homosexual behavior in males. Three active components wereExpand
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Host handling behavior of the egg parasitoid Telenomus triptus to the egg mass of the stink bug Piezodorus hybneri
Host handling behavior of Telenomus triptus Nixon (Hymenoptera: Scelionidae) to an egg mass of Piezodorus hybneri Gmelin (Heteroptera: Pentatomidae) was studied in the laboratory. Five distinctExpand
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Emergence of the apple snail, Pomacea canaliculata (Gastropoda: Ampullariidae), after irrigation in a paddy
We investigated the emergence of the overwintering apple snail, Pomacea canaliculata, from paddy soil after irrigation in a rice paddy in Kumamoto Prefecture, Japan. Prior to irrigation, densities ofExpand
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Efficiency of Light Trap for Monitoring Adult Emergence of the Overwintering Generation of the Rice Leaf Bug, Trigonotylus caelestialium(Kirkaldy)(Heteroptera: Miridae).
The efficiency of light trap catches for monitoring the overwintering generation of the rice leaf bug, Trigonotylus caelestialium (Kirkaldy), was evaluated. Adult emergence was surveyed four ways inExpand
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A split-root apparatus for examining the effects of hydraulic lift by trees on the water status of neighbouring crops
We describe a split-root system for examining the effects of hydraulic lift by trees on crop growth. In this system, upper lateral tree roots were grown in a container set on the ground through whichExpand
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