To poultry farming, soybean and sunflower cakes and meals are of greatest interest.

The oilseed cake isa by-product of oil production received after oil extraction from sunflower seeds. Seed cake is concentrated animal feed rich in protein and fat. In amino-acid formula and biochemical value, the sunflower seed cake's proteins exceed proteins of grain crops: they contain more lysine, methionine, cystine and tryptophan. There is a higher concentration of calcium and phosphorus in them. The sunflower cake is rich in vitamin B and has a low content of carotene.
The sunflower seed cake serves the feed purpose by direct introduction into animals' ration (on farms) and is intended for mixed output production.
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