In which country, the concept of Collective Farming was first introduced?

Belgium Denmark Netherlands Erstwhile USSR

Erstwhile USSR

Collective farming or the model of Kolkhoz was introduced in erstwhile Soviet Union to improve upon the inefficiency of the previous methods of agriculture and to boost agricultural production for self-sufficiency. The farmers used to pool in all their resources like land, livestock and labour. However, they were allowed to retain very small plots to grow crops in order to meet their daily requirements.