894 FIELD CROP PRODUCTION 



several sources of information grain dealers are usually 

 able to tell with unusual certainty the possible and prob- 

 able yields from leading crops. How all of the factors 

 mentioned at the beginning of the paragraph may affect 

 market price of the grain crops cannot be explained here. 

 Each, however, has some influence upon the ever changing 

 market quotations. 



FIG. 135. Unloading grain at a Danish port. 



420. Export trade. The exporter of grain usually 

 has headquarters at one of the seaboard markets, such 

 as Baltimore or New York. He may buy grain on the 

 floor of the local exchange, from commission men repre- 

 senting large dealers in the Middle West, or he may go in 

 person to the terminal markets of the Middle West and 

 buy his grain, or he may secure it through his represent- 

 ative there. Some exporters have headquarters at the 



