The village of border guards. Border guards clean horses, exercise, examine a map, ride on horseback, escort smugglers, run across the field wearing gas masks, shoot while lying down. A train with Magnitogorsk cast iron arrives at the platform, a brass band is playing. The representative of the workers of Magnitogorsk Gava makes a speech near the locomotive. Collective farmers of the Annensky region are carrying sacks of grain on sleds, weighing the sacks and carrying them to the barn, examining the seeds. Collective farmers of the collective farm "Fritscha Foroan" of the German Republic make a test drive into the field: carts pulled by camels are going, collective farmers are riding on horse-drawn seeders, checking equipment. The collective farms of the Mikhailovsky District of the Central Black Earth Region prepare horses for sowing: they examine the horseshoes, clean the hooves with a file, the blacksmith shoots the horse, the groom cleans the horse, the collective farmers prepare hay for the horses.