GERMINATION SEEDS, GROWTH SEEDLINGS 189 



with all its impurities, how much does the farmer pay 

 for the pure seed ? 



4. Absorption of Water in Germination 

 Fill a bottle with dry pea seeds, and add as much 

 water as the bottle will hold. Cork tightly, and secure 

 the stopper by means of a wire. Set the bottle of peas 

 aside for a few hours and note the result. Explain. 



Table showing legal weight per bushel of farm products: 



Wheat 60 Ibs. Buckwheat 50 Ibs. 



Peas 60 Ibs. Oats 32 Ibs. 



Beans 60 Ibs. Clover Seed 60 Ibs. 



Irish Potatoes 60 Ibs. Cotton Seed 28 Ibs. 



Sweet Potatoes 50 Ibs. Millet 50 Ibs. 



Onions 56 Ibs. Orchard Grass Seed 14 ibs. 



Corn (shelled) 56 Ibs. Peanuts 23 Ibs. 



Corn in ear, shucked .... 70 Ibs. Red Top Grass Seed .... 14 Ibs. 



Rye 56 Ibs. Timothy Grass Seed 45 Ibs. 



Barley 48 Ibs. Italian Rye Grass Seed. .20 Ibs. 



Handy Values 



A bushel requires about 114 cubic feet of space. 



A bushel of corn in the ear requires about 2 cubic feet 

 of space. 



A barrel of water requires about 4 cubic feet of space. 



A ton of hay fills about 512 cubic feet of space, or 

 8x8x8 cubic feet. 



A cubic foot of water weighs 62 y 2 pounds. 



NOTE. I : All the above should be memorized. 



NOTE II : Pupils should also memorize table of avoir- 

 dupois weight, dry measure, liquid measure, long meas- 

 ure, square measure, and cubic measure, with all the 

 necessary abbreviations. 



