Selection of Farm Crops 



293 



task for our intelligence to determine which, out of a 

 dozen or more plants, will furnish seed that will produce 

 a better crop. If a special variety has better quality in 

 its fruit, fiber, or stalk, or makes larger yields than others, 

 it is usually because someone has recognized these qualities 

 and perpetuated them by constant selection. (If 204). 



415. Selection of Crops to Suit Climate and Soil. 

 It has been found that climatic influences, such as air 

 moisture, soil moisture, rainfall, temperature, and winds, 

 are very important conditions determining what crops 

 are profitable or even what varieties of a particular crop 

 are most successful in certain sections. On going into a 

 new section of country, it will usually be best to follow 

 the practice of the older residents and to experiment 

 with introduced forms only on a small scale, until their 

 adaptability can be better determined. As a general 

 rule, those varieties are best that have longest been 

 grown and most carefully 

 selected in the climatic 

 region in which they are to 



Fig. 188. Select varieties suited to the climate in which they are to grow. On 

 left Dakota White Corn in North Dakota; On right Ferguson's Yellow Dent 

 Corn in Oklahoma. 



