Climate of the Republic of Yakutia is very severe and continental with winter temperatures below minus 40degreesC. Horses of the Yakutian breed are well adapted for cold winters and used to winter tebenevka, when they get forage from under snow. Usage of oat as winter forage for the Yakutian horse breed was studied in the Republic of Yakutia, Russia. Oat could be covered by snow during autumn frosts when plants are still green if sown at optimal time in Yakutia. Yield of green mass conserved under snow is 7.5 t/ha and horses can get 35-45% of this during single tebenevka and 70-75% when tebenevka is repeated. Dry matter of winter oat contains 11, 2 and 33% of protein, fat and cellulose, respectively. Detailed data are provided in 5 tables. Winter oat is recommended as forage for horses of Yakutian breed.
