Great Leap Forward https://en.wikipedia.org/wiki/Great_Leap_Forward
Stalin allowed for the household plot, because.... everyone was starving due to communism. https://en.wikipedia.org/wiki/Household_plot During the Holodomor and in "the breadbasket" of Ukraine, people were arrested for not yielding _all_ of their produce to the state.
Now the effect of terrorizing people with scarcity of food may have caused them to try to grow more of their own food, but I'm not sure that's the best tactic.