The Alfalfa Weevil (Hypera postica) is among the most important insect defoliators of Alfalfa (Medicago sativa), an important forage crop in many parts of the. Abstract. In the Eastern United States, larvae of the alfalfa weevil, Hypera postica (Gyllenhal), encapsulate eggs of the ichneumonid Bathyplectes curculionis. Country or region name, Japan. Organism group, insect. Order name, Coleoptera . Family name, Curclionidae. Species name, Hypera postica. English common.
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The alfalfa weevil grows to a length of about 4 to 5. Quantitative and qualitative studies on insects of the order Coleoptera at different seasons of the year and the biocoenosis of lucerne in the Plovdiv region. Campbell and Dudley, Journal of Chemical Ecology, 22 9: References Top of page Adlung KG, The host-parasite relationship in California hyepra, since there encapsulation occurs rarely.
Influence of the fungal pathogen. The literature of arthropods associated with alfalfa.
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Ovipositional preference of lucerne weevil Hypera variabilis Herbst. The weevil is also attacked by various entomopathogenic fungi.
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Journal of Economic Entomology, 66 5: Whitford F, Quisenberry SS, Pienkowski and Golik, ; Luna and Ravlin, Canadian Journal of Zoology, 48 3: Uzbekskii Biologicheskii Zhurnal, 4: The increase in irrigated forage areas has in turn engendered the increases in clover weevil numbers and damage. The parasitoid cocoon may be found in the cocoons of the alfalfa weevil, and these parasitoid cocoons appear to “jump” several centimeters when disturbed.
The reproduction of the alfalfa weevil has been suppressed well around the places where B. Schaber and Entz, Alfalfa weevil biotype problem in relation to biological control. The first larval peak is estimated to occur after the accumulation of degree-days and the second larval peak after degree-days.
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On the fauna of mermithids of the mountain zone of the Tashkent Posrica. New suction device for sampling arthropod populations. Younger larvae tend to produce conidia and older larvae resting spores Barney et al. A new record for a parasite of the alfalfa weevil in eastern United States, Eriplanus micator Gravenhorst Hymenoptera: A last instar larva of the alfalfa weevi on a leaf of the white clover. Population dynamics of the most important useful and destructive insects on alfalfa in the Sofia area.
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IPM : Field Crops : Alfalfa Weevil (Hypera postica Gyllenhal)
Ichneumonidae in Kentucky alfalfa fields. Observations on the pests of forage crops in Tunesia.
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Kinetic orientation behaviour of the alfalfa weevil to its host plants.
Hypera postica / Invasive Species of Japan
Biology and seasonal development of the alfalfa weevil in Maryland. The body length of the adult is 4. Zoophthora phytonomi and Conidiobolus osmodes Zygomycetes: The countermeasures against the alfalfa weevil were as follows. Diel emergence patterns of the parasitoid Bathyplectes curculionis Thomson Hymenoptera: