156 LABORATORY MANUAL OF AGRICULTURE 



5. Clay. Thoroughly pack the surface of the soil by 

 compacting. Set in a warm place to germinate. 



6. Clay. Thoroughly pack the surface of the soil by 

 compacting and thoroughly saturate the soil. Set hi a warm 

 place to germinate. 



It will usually be sufficiently warm behind the stove or 

 in the furnace room of the school building to maintain the 

 proper temperature for germination. 



Pans 1, 3, 4, and 5 should be watered to maintain the proper 

 moisture for the best growth of the seeds. 



Pans 2 and 6 should be wet until water just stands on the 

 surface and should be maintained in this condition by adding 

 additional water each day. 



Examine the pans each day for two weeks and count the 

 number of seeds that have germinated. 



Record your count in the following outline form. Dis- 

 cuss fully the cause for the difference in germination observed. 



