Oregon station trap-nest
By: by James Dryden.
Contributors: Oregon Agricultural College. Extension Service.
Series: Extension series -- VII, no. 7.; College bulletin -- no. 147.; Extension series 7 -- no. 7.; College bulletin (Oregon Agricultural College. Extension Service) -- no. 147.
Publisher: Oregon Agricultural College, Extension Service
Place of publication: Corvallis, OR
Subjects: Eggs -- Production; Egg gathering; Chickens -- Eggs -- Counting
Notes: Also issued online.

SHORT ANALYTIC RECORD, NO OCLC COPY 3-2004.