Earthworms For Ecology And Profit, Vol. 1: Scie... -

The full title of the piece you're referring to is .

Written by and Donald Douglas , this volume was first published in the mid-1970s and serves as a foundational guide for vermiculture—the scientific breeding and raising of earthworms. Key Details of Volume 1 Go to product viewer dialog for this item. Earthworms for Ecology and Profit, vol. 1: Scie...

Earthworms for Ecology and Profit: Scientific Earthworm Farming, Vol.1 by Ronald E. Gaddie; Donald Douglas by Bookworm Pub Co, Paperback The full title of the piece you're referring to is

Earthworms Ecology & Profit 1975 1st + Raising Earthworms For Profit Vol.1 by Ronald E. Gaddie

Softcover book. Published by Bookworm Publishing Company, Incorporated (1977) Go to product viewer dialog for this item.