Conservation science fair projects
By: [Soil Conservation Society of America].
Publisher: The Society
Published: 1970
Place of publication: Ankeny, Ia
Language: eng
Number of pages: 31
Subjects: Science -- Experiments.; Science -- Exhibitions.; Natural resources -- Study and teaching.; Conservation of natural resources -- Study and teaching.
Genres: Exhibitions.
Other titles: Science fair projects.
Notes: Cover title.

Includes bibliographies.