agricultural research council

131I-dichloro-diphenyl-dichloroethane black-fronted bush shrike casing feed system centralized institution Chauray colleage drum-type starter electric furnace refining electric scaling scraper glucopyranosides looie mass budget mass balance nitrocottons petticoat government race-bait simple cone conodont sliding-vane motor time structure U.K.F.O. whitt