Ross, E Comparison of freeze-dried and extruded Spirulina platensis as yolk pigmenting agents. [electronic resource] - Poultry science Aug 1994 - 1282-9 p. digital Publication Type: Comparative Study; Journal Article; Research Support, Non-U.S. Gov't ISSN: 0032-5791 Standard No.: 10.3382/ps.0731282 doi Subjects--Topical Terms: AnimalsCoturnixCyanobacteriaEgg YolkFood Coloring Agents--administration & dosageFreeze DryingHordeumManihotPigmentationZea mays