Yazar
gerald f gifford
18 cilt bulundu.
Cilt sonuçları
Effects of Pinyon-Juniper Conversion on Watershed Values in Utah
Gerald F. Gifford, United States. Bureau of Land Management · Yayınevi bilinmiyor
Sayfa sayısı yok · 1969
Junipers
Hydrologic Impacts of Livestock Grazing on Natural Resource Lands in the San Luis Valley
Gerald F. Gifford, Richard H. Hawkins, J. Steward Williams, United States. Bureau of Land Management. Colorado State Office · Yayınevi bilinmiyor
371 sayfa · 1975
Hydrology
Hydrologic Impact of Burning and Grazing on a Chained Pinyon-juniper Site in Southeastern Utah
Gerald F. Gifford, John C. Buckhouse, Frank E. Busby · Yayınevi bilinmiyor
22 sayfa · 1976
Burning of land
Influence of Chaining Pinyon-juniper on Watershed Values in Utah
Gerald F. Gifford, Gerald Williams, George B. Coltharp · Yayınevi bilinmiyor
Sayfa sayısı yok · 1971
Infiltrometer
Effects of Land Processes on the Salinity of the Upper Colorado River Basin
Richard H. Hawkins, Gerald F. Gifford, J. J. Jurinak, United States. Bureau of Land Management, Utah State University · Yayınevi bilinmiyor
196 sayfa · 1977
Colorado River Watershed (Colo.-Mexico)
