Method : Make a careful study of each in the laboratory. 



Conclusion : Make careful drawings of the more import- 

 ant ones and write short descriptions of the others. Tell 

 how each may be controlled. 



EXERCISE No. 13 

 GERMINATION TEST FOR SMALL GRAINS 



Object: To find out what per cent of the common small 

 grains will grow. 



Material: Wheat, 

 oats, rye, and barley 

 kernels, blotting 

 paper, and aluminum 

 plate. 



Method: Count I. WHEAT 2. OAT 3. RYE 4. BARLEY 



out 100 grains of each 



of the following: Wheat, oats, rye, and barley. Wet four 



32 



