308 AGRICULTURE ON THE PACIFIC SLOPE 



of these commercial extracts are very weak compared to 

 their cost, and home-made extract, or the rind itself, will 

 often be used in preference. 



OTHER ORCHARD CROPS 



The olive is perhaps the most anciently known fruit 

 tree, its branch being mentioned in Genesis as having 

 been brought to Noah's ark by the dove. It is also 



FIG. 169. Picking olives. 



mentioned as having been promised to the Hebrews 

 when they should reach the land of Canaan. It is now 

 found wild (oleaster) and cultivated in countries on 

 the Mediterranean Sea. It was brought to California 



