WHEAT 



(Chapter 15) 



1. Make a collection of the most common kinds of 

 wheat and place a sample of each in a small bottle, 

 properly labeled. 



2. Plant about thirty grains of wheat in a pan of 

 earth. At the end of each week take out two or three 

 of the sprouting grains and make drawings of the roots. 



3. Mustard may be destroyed in grain fields with a 

 20% solution of iron sulphate, costing about 90 cents 

 per hundred pound sack. 100 pounds dissolved in 50 

 gallons of water will make a 20% solution which is enough 

 to spray 1 acre. What is the cost of solution needed to 

 spray 60 acres of wheat? 



4. If a team travels 15 miles a day dra,wing a spray- 

 ing machine that covers a strip 16 feet wide, what will 

 be the cost per acre for labor if the man, team, and ma- 

 chine are worth $4 per day? 



5. How many pounds of wheat (60 lbs. to the bushel) 

 are produced on 12% acres yielding 20 bushels per acre ? 



6. If 7/10 of wheat is starch, how many pounds of 

 starch are there in 30 bushels of wheat ? 



7. If it takes 4.77 bushels of wheat to make one bar- 

 rel of flour, how many barrels of flour can be made from 

 a 30 acre field of wheat, harvesting 15 bushels to the acre ? 



8. If wheat for seeding contains 1/20 weed seed hov/ 

 much land will a farmer sow to weeds if he plants 60 

 acres to wheat? 



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