Displaying 1 - 5 of 5
Dickman
This study examines the influence of fire upon the species composition and structure of forest stands and upon the peristence and spread of Phellinus weirii (Murr.) Gilb. in the central Oregon Cascades. Here mountain hemlock (Tsuga mertensiana (Bong…
Type: Document
Year: 1984
Johansen, Clair, Webb, Nebeker
The effects of fire on cryptogamic soil crust communities at Camp Floyd State Park, Utah were examined. Three years after lire, lichen and moss cover were both substantially lower in abundance in the burned area than in the adjacent unburned area.…
Type: Document
Year: 1984
Savage, Martin, Letey
Eight species of fungi isolated from a water repellent soil were incubated for varying periods of time in silica sand. In their latter stages of growth. two of the fungi, Aspergillus Sidowi and Penicillium nigricans, caused limited water repellency…
Type: Document
Year: 1969
Hardison
The nature of the problem underlines the need for field burning and supplies a basis for evaluation of alternate methods for grass disease control. Grass seed production is inherently trashy farming that unavoidably creates conditions favorable for…
Type: Document
Year: 1969