1.   If grain is fed to a horse it is essential to add a calcium supplement.

2.   Argentine steers are fed no grain and given no hormones, which produces meat with much lower fat content and cholesterol than American beef.

3.   For example, Straus says, farmers who want to use composting manure from a dairy farm will need to figure out if the cows were fed organic grain.

4.   The flock owners have produced records they say show their animals were fed grain, not feed made from potentially tainted meat and bone meal.

5.   The official explanation is that the cows were probably fed tainted grain.

6.   The official explanation is that the cows were probably fed grain tainted with animal matter.

7.   Unwilling to give up their poultry feasts, some crafty Romans began castrating young roosters and feeding them grain.