Excerpt from Forty-Second Annual Report of Forage Research in the Northeastern United States, 1978 Alfalfa Quality Models for Use in Pest Management Studies of the Alfalfa Ecosystem (g. W. Fick, R. G. Helgesen, and C. C. Lowe). Control and Bionomical Studies of Livestock and Animal Food Cr0p Insects in West Virginia (linda Butler, J. E. Weaver, and J. W. Amrine) About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.