372 



Bush-Fruits 



Fig. 55. Comparative effects of self- and cross-pollination. 



lent results. This has been found to be an especially 

 favorable time for removing potted plants to the field. 



Interpollination is an important factor in fruit pro- 

 duction. This is accomplished chiefly by bumblebees 

 and other wild bees. The corolla is too long for the honey- 



