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, ^4 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. 



