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Alcohol as fuel -- North Dakota. (1) |
Alcohol fuel industry -- Economic aspects -- North Dakota. (1) |
Alcohol fuel industry -- Location -- North Dakota. (1) |
Biomass -- Refining -- North Dakota. (1) |
Biomass energy -- North Dakota. (1) |
Biomass energy industries -- Economic aspects -- North Dakota. (1) |
Biomass energy industries -- Location -- North Dakota. (1) |
Crop residues as fuel -- North Dakota. (1) |
Straw -- Utilization -- North Dakota. (1) |