EXERCISE No. 18 

 TREATING OATS FOR LOOSE SMUT 



Object : To learn how to treat oats for loose smut. 



Material: A peck of oats and 5 cc. of formalin. (The 

 proportion to use is one pint of formalin to 40 gallons of 

 water.) 



Method : Add the 5 cc. of formalin solution to 1600 cc. of 

 water. Pour the oats into a box and sprinkle them thor- 

 oughly with a quart of the solution. Stir the mixture with 

 your hand or a stick until every kernel is thoroughly moist- 

 ened. Cover with a gunny sack for five hours. Then 

 remove the sack and spread the oats out until dry. Forma- 

 lin is also used for treating potato scab. 



Conclusion: What were the precautions in treating the 

 oats with the formalin solution? 



The reasons for this treatment... 



EXERCISE No. 19 

 SCORING GRAINS 



Object: To be able to use a score card in judging seed. 



Material for Next Two Exercises: Samples of oats, 

 wheat, and barley and three score cards. 



Method : Score each sample according to the special score 

 card for that grain, as given in this exercise and the next. 



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