There was a good article I read awhile back (which was more global rather than limited to a specific nation) but I can't seem to find it now - nevertheless for example (random google search, an article about Mongolia (source: USDA; ref: http://bit.ly/1MD20ZN):

About 80 percent of agricultural production is animal-based while the remaining 20 percent mostly comes from field crops, mostly wheat. Only about 1 percent (1.35 million hectares) of total land is suitable for crops