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Filtering by: Creator Abdallah, Mohamed AB. Advisor Doescher, Paul S. Decade 1990-1999

Effect of temperature and competition on shoot and root growth of cheatgrass (Bromus tectorum L.) and 5 collections of Idaho fescue (Festua idahoensis. Elmer)

Creator:

Nasri, Mohamed

Abstract:

This research was conducted to determine the effects of temperature and competition on seedling root and shoot growth of cheatgrass (Bromus tectorum L.) and 5 collections of Idaho fescue (Festuca idahoensis. Elmer). For the temperature study, seedlings were grown in environmental chambers with 16 hours day/8 hours night, at temperatures...

Resource Type:

Masters Thesis

Full Text:

) AN ABSTRACT OF THE THESIS OF Mohamed Nasri Rangeland Resources for the degree of Master of Science
Effects of prescribed cattle grazing on reforestation in Oregon's southern Cascades

Creator:

Karl, Michael G.

Abstract:

Reforesting harvested lands in southwestern Oregon has been difficult because of low rainfall, high evaporative demand, and competitive understory vegetation. Herbicides have been a preferred method to control competing vegetation but herbicide use on federal lands was curtailed in 1984. As a result, interest in livestock grazing as a vegetation...

Resource Type:

Dissertation

Full Text:

understanding of the potential benefits of this research. Mohamed Jabbes, Peter Halvorson, Noraza Abu Bakar