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, 1/4 pound ; 

 powdered salpeter, 14 pound; powdered iron sulphate, % 

 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. 



