126 



EXPLANATION OF PLATES. 



PLATE V. 



Fig. 



21. Quince with Bitter Pit. (A. Strong, Donnybrook, Western Australia, 1911.) 



22. Quince with Bitter Pit. (Near Angaston, South Australia, 2.4.12.) 

 23a. Section lengthwise of same, showing brown patches beneath skin. 

 23&. Oblique section of same. 



24. Cross section through Bitter Pit spot of Rymer Apple, which was unsprayed. 



(Glen Huntly) . . . . . . . . . . . . . . x 125 



25. - Portion of same further enlarged, showing cell with starch-grains stained x 250 



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