VARIOUS GRAINS, MEALS, AND BY-PRODUCTS 183 
purchase the ingredients at a drug store and make his own 
stock feeds at a fraction of the cost charged for them by the 
manufacturers.” 
The following formulas for stock feeds, suggested by two 
American experiment stations, are given in the bulletin: 
“1, Ground gentian, 1 pound; ground ginger, 14 pound; 
powdered salpeter, 14 pound; powdered iron sulphate, 14 
pound, Mix, and give one tablespoonful in feed once daily 
for ten days, omit for three days, and feed as above for ten 
days more, Estimated cost, 20 cents a pound. Estimated 
tonic value, about four times that of most condimental feeds 
on the market.” 
“2, Fenugreek, 8 pounds; ginger, 8 pounds; powdered 
gentian, 8 pounds; powdered sulphur, 8 pounds; potassium 
nitrate, 8 pounds; resin, 8 pounds; cayenne pepper, 4 pounds; 
flax-seed meal, 44 pounds; powdered charcoal, 20 pounds; 
common salt, 20 pounds; wheat bran, 100 pounds.” 
This mixture is said to be “so near the average stock feed 
that neither the farmer nor his stock could tell the difference.” 
Estimated cost, less than $4.42 per hundred pounds. 
“3, Powdered gentian, 1 pound; powdered ginger, 1 
pound; fenugreek, 5 pounds; common salt, 10 pounds; bran, 
50 pounds; oil meal, 50 pounds. Estimated cost $1.50 per 
hundred pounds.” 
Soft Coal, Charcoal, and Tonic Mixture.—Bulletin 150 of 
the Maryland Experiment Station gives results of a single 
test with soft coal, charcoal, and tonic mixture, made up as 
follows: Wood charcoal, 1 pound; sulphur, 1 pound; common 
salt, 2 pounds; bread soda, 2 pounds; sodium hyposulphite, 
2 pounds; sodium sulphate, 1 pound; black antimony, 1 pound. 
The ingredients of the tonic were pulverized and thoroughly 
mixed. The cost of the mixture was 4 cents per pound. 
