PPrairiePrairiede Mohan K. WaliMateriasPrairie ecologyCongressesPrairiesEdiciones (1)Prairie (1975)University of North Dakota Press · inglésMás obras de Mohan K. WaliAAgriculture and the environmentAgriculture and the environment1993TThe environmentThe environmentEEcology and Coal Resource DevelopmentEcology and Coal Resource Development
SSome environmental aspects of strip mining in North DakotaSome environmental aspects of strip mining in North Dakota
PPractices and problems of land reclamation in Western North Practices and problems of land reclamation in Western North America
CChemical investigations of soils and plants around two coal-Chemical investigations of soils and plants around two coal-fired power plants near Stanton, North Dakota