OPERATION FARMER was a PSYWAR aimed at North Korean farmers, who reportedly were upset with their high taxes and crop share that they were forced to pay to the government...
..encouraged soldiers to hide part of their crops so their families could eat better. They also suggested that farmers should sell some of their harvest on the black market
Page 82
Chapter 3 Leaflets
Psywar
Psychological warfare in Korea
1950-1953
Stephen E Pease
Stackpole Books