14 ELEMENTARY TREATISE) ON STOCK FEEDS AND FEEDING 



Variation of Ash. The content of ash in different feeds var- 

 ies a great deal as the following table shows : 



GRAINS ASH 



Per cent. 



Corn 1.5 



Oats 3.0 



Rice 5.5 



Wheat 1.8 



ROOTS AND TUBERS (fresh) 



Beet (mangel) i.i 



Carrot i.o 



Irish potato i.o 



Sweet potato i.o 



STRAW ASH 



Per cent. 



Oat 5.1 



Rice.' 7.8 



Rye 3-2 



Wheat ' 4.2 



FORAGE PLANTS (hay) 



Alfalfa 7.4 



Crimson clover 8.6 



Orchard grass 6.0 



Timothy 4.4 



Different parts of the same plant vary in ash content. 



ASH 



Per cent 



Corn grain 



1.5 



Corn leaves 9.7 



Corn (whole plant) 4.3 



Corn germ 4.0 



ASH 

 Per cent. 

 Corn stover (whole plant 



except ears) 4.9 



Corn shucks 3.4. 



Corn cob 1.4 



Corn bran 1.3 



There is also a variation in the amounts of compounds in the 

 ash of different parts of the same plant. The percentages of the 

 compounds in this table are figured on 100 per cent, ash of sugar 

 cane. 1 



Louisiana Experiment Station, Bui. 91. 



