3522
Some rations may also contain roughage such as corn stalks , straw , sorghum , or other hay , cottonseed meal , premixes which may contain but not limited to antibiotics , fermentation products , micro & macro minerals and other essential ingredients that are purchased from mineral companies , usually in sacked form , for blending into commercial rations .
 food: roughage
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 food: roughage