Yazar
Brian W Geils
3 cilt bulundu.
Cilt sonuçları
An assessment of forest ecosystem health in the Southwest
Cathy W. Dahms, Brian W. Geils · U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station
97 sayfa · 1997
Forest ecology / Forest health / Ecosystem management / Forest management
A preliminary hazard model of white pine blister rust for the Sacramento Ranger District, Lincoln National Forest
Brian W Geils · U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Research Station
Sayfa sayısı yok · 1999
White pine / Blister rust / Diseases and pests
Mistletoes of North American conifers
Brian W Geils · U.S. Dept. of Agriculture, Forest Service, Rocky Mountain Research Station
123 sayfa · 2002
Conifers / Mistletoes / Diseases and pests