Yazar
Robert L Mathiasen
3 cilt bulundu.
Cilt sonuçları
Taxonomy and effects of dwarf mistletoe on Bristlecone pine on the San Francisco Peaks, Arizona
Robert L Mathiasen · Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture
10 sayfa · 1980
Great Basin bristlecone pine / Dwarf mistletoes / Diseases and pests
Larch dwarf mistletoe not found on alpine larch
Robert L Mathiasen · USDA Forest Service, Rocky Mountain Forest and Range Experiment Station
Sayfa sayısı yok · 1995
Larches / Dwarf mistletoes / Diseases and pests
Natural infection of new hosts by hemlock dwarf mistletoe
Robert L. Mathiasen · USDA Forest Service, Rocky Mountain Forest and Range Experiment Station
Sayfa sayısı yok · 1994
Parasites / Parasitic plants / Dwarf mistletoes / Trees / Diseases and pests