Zobrazeno 1 - 9
of 9
pro vyhledávání: '"R. LOERCH"'
Publikováno v:
Zeitschrift für Angewandte Entomologie. 99:241-248
The incidental and indirect exposure to three chemical insecticides used for control of the gypsy moth, Lymantria dispar (L.), in camping and picnic areas in Pennsylvania, U. S. A., was monitored on the day of application and weekly for three weeks.
Autor:
Cynthia R. Loerch, E. Alan Cameron
Publikováno v:
Environmental Entomology. 12:1798-1801
Predation and parasitism of immatures of the bronze birch borer, Agrilus anxius Gory, in European white birch in Pennsylvania were studied. Egg parasitism was 7% , and was due primarily to two encyrtids, Ooencyrtus sp. and Avetianella sp. Five specie
Determination of Larval Instars of the Bronze Birch Borer, Agrilus anxius (Coleoptera: Buprestidae)1
Autor:
Cynthia R. Loerch, E. Alan Cameron
Publikováno v:
Annals of the Entomological Society of America. 76:948-952
The bronze birch borer, Agrilus anxius Gory (Coleoptera: Buprestidae), has four larval instars in young European white birch, Betula pendula Roth, planted in Pennsylvania for surface mine reforestation. Of seven morphological variables measured, the
Autor:
Cynthia R. Loerch, E. Alan Cameron
Publikováno v:
The Canadian Entomologist. 116:147-152
Distributions of immature stages of the bronze birch borer, Agrilus anxius Gory (Coleoptera: Buprestidae), infesting young European white birch, Betula pendula Roth, were studied on a surface mine reforestation site in Pennsylvania. Eggs of A. anxius
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Publikováno v:
Journal of Economic Entomology. 76:869-871
A single aerial application of Sevin FR carbaryl insecticide at a rate of 1.12 kg of AI in 2.923 liters/ha was evaluated for reducing populations of the gypsy moth, Lymantria dispar (L.) (Lepidoptera: Lymantriidae), and for foliage protection in a Pe
Publikováno v:
Chemischer Informationsdienst. 10
Publikováno v:
Insecticide and Acaricide Tests. 7:206-206
Commercially available traps are being marketed by at least 2 companies for use in an “Integrated pest management program” for gypsy moth control. Two examples of each of 3 types of traps were deployed in a residential neighborhood in State Colle
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