Gathering seed before it freezes. 



The difference between good seed and poor seed. Each picture 

 shows the yield from one acre in adjoining fields. Upper pic- 

 ture, poor seed : yield, 22.8 bushels ; marketable, 73.9% ; nub- 

 bins, 26.1% ; seed, none. Lower picture, good seed : yield, 66.5 

 bushels; marketable, 86.7% ; nubbins, 6.3%; seed, 7%. 



