The film is dedicated to the problem of conservation and use of natural berries. PART ONE Engravings depicting Empress Catherine II and illustrating the period of her reign. A picturesque portrait of Catherine II. Deciduous forest in autumn. A reservoir overgrown with grass and flowers. Mushrooms in the forest thickets. The rays of the sun through the branches of trees. Anthill. Bushes of sea buckthorn, raspberry, red and black currant, red elderberry at the edge of the forest. Swampy area. Swamp with withered trees. Collecting cranberries using special tools that spoil rhizomes and bushes. Passage of the vehicle along the berry. Fire in the forest. High voltage line. The movement of transport on the highway. Deputy General Director of the Sverdlovsk forestry association G.A. Semyonov speaks about the problem of using and preserving berries. PART TWO Tractors work in logging. View of a drained swamp. Production of canned fruit in the workshop of the Sverdlovsk forestry association. Finished products of the farm: drinks, jams, cranberry, mountain ash, hawthorn jams. Kostroma experimental station. Laboratory staff investigate the properties of wild berries. Scientists at experimental sites, bog berry. The receptionist of the procurement station weighs the bags of berries. G.A. Semenov talks about the problems of harvesting berries (synchronously). Cranberry plantation. Bunches of lingonberries, cloudberries, viburnum branches with berries. PARTS ONE - SECOND Sale of cranberries on the market in the Sverdlovsk region. Suburban electric trains at the railway platform. Passengers with backpacks and tare pass along the platform, get into the carriages. Smoking chimneys of industrial enterprises. Felling in the forest, trees lie.