Biblio
“KRESS Modeler Version 1.12 User’s Manual”, The KRESS Project. Department of Rangeland Resources, Oregon State University, Corvallis, OR, 2004.
, “VegMeasure Version 1.6 User’s Manual”, VegMeasure Project. Department of Rangeland Resources, Oregon State University, Corvallis, OR, 2003.
, “Surveying, mapping, and monitoring noxious weeds on rangelands”, in Biology and management of noxious rangeland weeds, Corvallis, OR: Oregon State University Press, 1999, p. 438.
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