30 A YEAR IN AGRICULTURE 



1. Number of grains in the panicle. ......... 



2. Total weight of grains 



3. Number grains per pound 



4. Number panicles to make a bushel 



5. Number panicles per acre to make 100 bush- 



els ....... . ...... v ........ 



6. Number panicles per square foot to make 



100 bushels per acre 



3. Examination of sample of oats for seed. 



(a) Count out 100 grains of oats for this exercise. 



(b) Examine the oats and fill out the following table: 



n , f Yellowish % 



Color ^ ... , 



1 Reddish , % 



( Large % 



Size W 



[Small .. % 



Unsound grain and foreign matter % 



Weight of 100 grains grams 



Number grains per pound 



Number sown per square foot, 2 bushels 



per acre 



Number grains in 5 grams 



Per cent of hulls % 



4. Treating* oats for smut. This exercise may be made a 

 demonstration at the school or some nearby farm home, or 

 it may be carried on as a home project. 



Take a pound of formalin (formaldehyde, 40 per cent) and 

 dissolve it in 50 gallons of water. Spread the grain out on 

 a clean floor and wet it thoroughly with the solution, using 

 about a gallon for each bushel of the grain. The work can 

 be easily and thoroughly done if one person shovels the oats 

 over while another applies the solution with a sprinkling 

 can. Then stack the grain up in a pile, cover it over with 

 carpets or blankets to retain the fumes of the formalin, and 



