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

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

Xehetasun bibliografikoak
Erakunde egilea: Tennessee Valley Authority. Dept. of Agricultural Relations
Formatua: Liburua
Hizkuntza:English
Argitaratua: Knoxville s.n. 1947.
Gaiak:
Fertilizers and manures.
Agriculture > Tennessee Valley.