90 INTENSIVE FARMING 



In other words, do not locate where the annual 

 use of fire pots is necessary for the protection 

 of the crop. The use of such devices should be 

 the exception and not the rule. All other fac- 

 tors, such as soil, rainfall or irrigation facilities, 

 distance to the railroad, and packing house, 

 should be carefully studied, as should also the 

 labor problem. 



Variety. No fruit plant is more profoundly 

 influenced by its environment than the orange. 

 Varieties are exceedingly exacting regarding 

 their location. Some that do not thrive or bear 

 well in the Florida section are the most valu- 

 able commercial sorts in the California area. 

 But varietal preferences are not the only fac- 

 tors in this environment problem. Sorts that 

 thrive well in both Florida and California show 

 marked contrasts in the two sections. One of 

 the most striking differences of this nature is 

 to be noted in the thickness of the rind of the 

 same sort in Florida and California. There 

 is, however, a marked difference between vari- 

 eties, and each locality possesses sorts of spe- 

 cial value well suited to its conditions. 



Marketing. No industry has ever responded 

 in such a magic manner to " scientific methods " 

 as has the citrus industry. The work of the 

 California Fruit Growers' Exchange has solved 



