Cakes and meals are technical production waste products of processing of certain industrial crops.
Depending on the primary product, there are sunflower, linseed, soybean, cotton, peanut, hempseed cakes and meals, etc.
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.
The sunflower seed cake contains protein, fat and fibre. Ordinary sunflower cake specifications:
Moisture: max 5 pct; Protein: min 32 pct;
Fibre: min 21 pct;
Oil: max 11 pct;