On the basis of biochemical analyses, the types of fodder and the fodder plants that can be produced under the severe environmental conditions of Yakutia in north-east Russia are discussed. Suitable species include oats, barley, rye, sunflower, rape, peas, lucerne and sweet clover [ Melilotus], while the fodders that can be produced include silage, haylage, meal produced from the green matter of cereals and grasses, combined fodders and fodder mixtures.