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DRUG PLANTS UNDER CULTIVATION. FARMERS? BULLETIN 663 (1922) IBD

LULU.COM
01 / 2018
9781387483051
Inglés

Sinopsis

This is a classic reprint of the Farmers? Bulletin #663, by the United States Department of Agriculture. It?s an historical marker of where we were at (in the early part of the 20th century) concerning the manufacture of natural drugs, from medicinal plants.