Field guide contains descriptions and color photographs of diseases, insect pests, animal and abiotic damages common on forest conifers in the northern and cent
Field Guide to the Common Diseases and Insect Pests of Oregon and Washington Conifers is a useful aid for forestry practitioners and conifer forest landowners i
This field guide details the most commonly encountered diseases and insects of forest trees in the Rocky Mountain Region. Descriptions of diseases, insects, and