Books by "Susan K. Hagle"

2 books found

Field guide contains descriptions and color photographs of diseases, insect pests, animal and abiotic damages common on forest conifers in the northern and central Rocky Mountains. Diagnostic keys, comparative tables, line drawings, and indices by host and subject aid in the identification of damaging agents. Book is organized in color coded sections according to the part of the tree affected. General references and a glossary of technical terms are provided. 320 illustrations, 11 tables.

White Pine Blister Rust in Northern Idaho and Western Montana

White Pine Blister Rust in Northern Idaho and Western Montana

by David N. Cole, Edward Robbins Burroughs, Patricia L. Andrews, Robert E. Keane, Susan K. Hagle, Warren P. Clary

1989