Food at the grass roots; the Nation's stake in soil minerals.

Food at the grass roots; the Nation's stake in soil minerals.

Bibliografski detalji
Autor kompanije: Tennessee Valley Authority. Dept. of Agricultural Relations
Format: Knjiga
Jezik:English
Izdano: Knoxville s.n. 1947.
Teme:
Fertilizers and manures.
Agriculture > Tennessee Valley.