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Paulden F. Knowles

5 books found

Cover of Soybean research in California

Soybean research in California

Benjamin H. Beard, Paulden F. Knowles · First published 1973

Cover of Safflower

Safflower

Paulden F. Knowles · First published 1965

Cover of Safflower in California

Safflower in California

Paulden F. Knowles · First published 1960

Cover of Flax production in San Mateo County

Flax production in San Mateo County

Paulden F. Knowles · First published 1959

Cover of Flax production in the Imperial Valley

Flax production in the Imperial Valley

Paulden F. Knowles · First published 1959