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United States Department of Agriculture

Agricultural Research Service

Richard L Ridgway
Beltsville Area
(This person is no longer with ARS)
Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Effects of Selected Commercial Strains and Formulations of Bacillus Thuringiensis on Mortality of Two Lepidopterous Pests - (Peer Reviewed Journal) - (07-Feb-98)
Potency of the Nuclear Polyhedrosis Virus of the Celery Looper Anagrapha Falcifera (Kirby)(lepidopera: Noctuidae) Against Three Species of Lepidoptera and Its Enhancement with Blankophor Bbh - (Peer Reviewed Journal) - (27-Jun-97)
Host Plant Effects on Activity of Bacillus Thuringiensis Against Gypsy Moth(lepidoptera: Lymantriidae) Larvae - (Peer Reviewed Journal) - (13-Jun-96)
Effects of Diflubenzuron and Single and Double Applications of Bacillus Thuringiensis on Gypsy Moth Larval Density, Damage, and Population Reduction - (Peer Reviewed Journal) - (09-May-96)
Effect of Seasonal Placement of Cotesia Melanoscela (Hymenoptera: Braconidae) on Its Potential for Effective Augmentative Release Against Lymantria Dispar (Lepidoptera: Lymantriidae) - (Peer Reviewed Journal) - (21-Feb-96)
Nuclear Polyhedrosis Virus Plus An Ehancer As An Arborist Treatment Againstgypsy Moth (Lepidoptera: Lymantriidae) - (Peer Reviewed Journal) - (22-Feb-95)
Last Modified: 9/10/2014
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