Answer:
involved-soil exhaustion, the vagaries of nature, overproduction of staple crops, decline in self-sufficiency, and lack of adequate legislative protection and aid.
Explanation:
soil exhaustion was solved with the over growing of crops those are just a few problems
Because only small parts of Russia are south of 50° north latitude and more than half of the country is north of 60° north latitude, extensive regions experience six months of snow cover over subsoil that is permanently frozen to depths as far as several hundred meters.