Miscellaneous Publication 498. U. S. Dept. of Agriculti 



Plate 20 



no' r0t ° f fig: A ' External view ; B > internal view. C, Splitting of fig. 



D, Sunburn of fig. E and F, Low-temperature injury of olive: E, External 

 view; F, internal view. G, Sulfur dioxide injury of olive. 



