THE PLANT 



53 



of each, emphasizing some, omitting others. They thus 

 often produce an interesting new kind of plant. Some- 

 times we are able by hybridization to combine in one plant 

 the good qualities of two other plants, and thus make a great 

 advance in agriculture. The new forms brought about by 

 hybridization may be fixed or made permanent by such 



FIG. 40 



First, blossom bagged to prevent access of stray pollen ; second, fruit bagged 

 for protection 



selection as is mentioned in Section XVIII. Hybridization 

 is of great aid in originating new plants. 



It often happens that a plant will be more fruitful when 

 pollinated by one variety than by some other variety. 

 This is well illustrated in the accompanying figure (Fig. 41). 

 A fruit grower or farmer should know much about these 

 subjects before selecting varieties for his orchard, vine- 

 yard, etc. 



