362 AGRICULTURAL CHEMISTRY 



when their surroundings are most sanitary. A large 

 amount of available energy is often lost in warming up 

 cold, wet bedding. Pure water, pure air, sunlight, clean 

 quarters and dry bedding are as necessary to animals as is 

 a well-balanced ration. 



TABLE OF FEEDING STANDARDS. 



Per 1000 Ibs. live weight, daily. 

 Digestible organic substances. 



Dry Car- 

 sub- Pro- bohy- Nutri- 

 stance. tein. drates. Fat. Total, tive 

 Kind of animal. Ibs. Ibs. Ibs. Ibs. Ibs. ratio i: 



Fattening bovines 30 2.5 15. 0.5 18. 6.5 



Milk cows : 



Daily milk yield, ii Ibs ... 25 1.6 10. 0.3 11.9 6.7 



Daily milk yield, 1 6V 2 Ibs . 27 2. n. 0.4 13.4 6. 



Daily milk yield, 22 Ibs ... 29 2.5 13. 0.5 16. 5.7 



Daily milk yield, 27^2 ibs . 32 3.3 13. 0.8 17.1 4.5 



Sheep 22 1.3 ii. 0.3 13.5 



Fattening sheep, first period 30 3. 15. 0.5 18.5 5.4 



Horses : 



Light work 20 1.5 9.5 0.4 11.4 7. 



Moderate work 24 2. ii. 0.6 13.6 6.2 



Severe work 26 2.5 13.3 0.8 16.6 6. 



Fattening swine : 



First period 36 4.5 25. 0.7 30.2 5.9 



Second period 32 4. 24. 0.5 28.5 6.3 



Third period 25 2.7 18. 0.4 21.1 7. 



Growing cattle (dairy breeds). 



