It was shown to be a voluntary act, of peasants giving up their farms to benefit their country, but in reality most peasants hated the idea of collectivisation.
The majority of peasants rebelled by
Setting fire to their farms
Killing and eating their animals and any crops they had in order to try and prevent the government from 'wanting' to collectivise their farms.
'Civil war' broke out in the countryside, although this was concealed to those in the city who continued to believe the peasants were fond of the idea of collectivisation.