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LeRoy Hansen

12 cilt bulundu.

Cilt sonuçları

Investigations of a low-cost roof for small farm buildings

Edwin LeRoy Hansen · University of Illinois, Agricultural Experiment Station

12 sayfa · 1959

Roofs / Farm buildings

TractorsTractor depreciation and technical changeLeRoy T Hansen

Tractor depreciation and technical change

LeRoy T Hansen · U.S. Dept. of Agriculture, Economic Research Service

15 sayfa · 1990

Cost of operation / Design and construction / Economic aspects / Economic aspects of Tractors / Tractors

Water useWater allocation tradeoffsLeRoy Hansen

Water allocation tradeoffs

LeRoy Hansen · U.S. Dept. of Agriculture, Economic Research Service

21 sayfa · 1990

Recreational use / Water-supply / Rivers / Water-supply, Agricultural / Water use

Soil conservationBetter targeting, better outcomesLeRoy Hansen

Better targeting, better outcomes

LeRoy Hansen · U.S. Dept. of Agriculture, Economic Research Service

Sayfa sayısı yok · 2006

Agricultural conservation / Incentives in conservation of natural resources / Land use, Rural / Rural Land use / Soil conservation

Fish-cultureFish production and fishing success in four experimental warmwater fish pondsHarold Leroy Hansen

Fish production and fishing success in four experimental warmwater fish ponds

Harold Leroy Hansen · Yayınevi bilinmiyor

61 sayfa · 1963

Fish ponds / Fishing / Fish-culture

Forage plantsReport of procedure and technique concerning ecological and range research methods and studies of forage and other plants on logged-over and burned-over lands at the Northrup Creek Grazing Experimental AreaLeroy Robert Hansen

Report of procedure and technique concerning ecological and range research methods and studies of forage and other plants on logged-over and burned-over lands at the Northrup Creek Grazing Experimental Area

Leroy Robert Hansen · Oregon State College

138 sayfa · 1940

Forage plants

Soil mechanicsThe Suitability of stabilized soil for building constructionEdwin Leroy Hansen

The Suitability of stabilized soil for building construction

Edwin Leroy Hansen · University of Illinois

40 sayfa · 1941

Building materials / Soil mechanics

TablesRange, pasture and miscellaneous grasses, their culture and characteristicsLeRoy R. Hansen

Range, pasture and miscellaneous grasses, their culture and characteristics

LeRoy R. Hansen · U.S. Army Engineers

66 sayfa · 1943

Grasses / Tables

RootsAn ecological and taxonomic study of the root development and the vegetative characters of certain economic bent grasses, Agrostis speciesLeroy Robert Hansen

An ecological and taxonomic study of the root development and the vegetative characters of certain economic bent grasses, Agrostis species

Leroy Robert Hansen · Yayınevi bilinmiyor

125 sayfa · 1939

Grasses / Development / Roots

Dust controlThe use of grasses and legumes for camouflage and dust control on airfieldsLeroy Robert Hansen

The use of grasses and legumes for camouflage and dust control on airfields

Leroy Robert Hansen · [U. S. Engineers Office]

34 sayfa · 1943

Camouflage (Military science) / Grasses / Dust control

CiltInvestigations of a Low-Cost Roof for Small Farm BuildingsEdwin Leroy 1911- Hansen, E. D. (Errol David) Rodda, Frank William Bauling

Investigations of a Low-Cost Roof for Small Farm Buildings

Edwin Leroy 1911- Hansen, E. D. (Errol David) Rodda, Frank William Bauling · Creative Media Partners, LLC

Sayfa sayısı yok · 2021

Kategori yok

CiltRemodeling the Bungalow FarmhouseK. H. (Keith Harry) Hinchcliff, D. G. Jedele, Edwin Leroy 1911- Hansen

Remodeling the Bungalow Farmhouse

K. H. (Keith Harry) Hinchcliff, D. G. Jedele, Edwin Leroy 1911- Hansen · Creative Media Partners, LLC

Sayfa sayısı yok · 2021

Kategori yok