علوم کشاورزی (کب)

... > APPLIED SCIENCE AND TECHNOLOGY > agriculture, forestry and fishery > products > products by origin > animal products > milk products > butter oil

... > LIFE SCIENCES > biology > biochemistry > biochemistry by substance > biochemical substances by composition or structure > lipids > fatty oils > animal oils > butter oil

... > APPLIED SCIENCE AND TECHNOLOGY > technology and engineering > materials > materials by form > oils > fatty oils > animal oils > butter oil

... > APPLIED SCIENCE AND TECHNOLOGY > agriculture, forestry and fishery > products > products by composition > fat products > fat products by source > animal fats and oils > animal oils > butter oil