PLATE 7 
A. —Photomicrograph of the tip end of kernel with cap removed, showing the pres¬ 
ence of Cephalosporium sacchari in the cavity. Both C. sacchari and Fusarium monili - 
forme fruit (microconidia) are borne abundantly in the cavities under the cap. 
The thickness of the cap prevents disinfectants from destroying the internal fungus. 
From sample No. 46. X 3 °- 
B. —Photomicrograph of the tip end of a kernel with cap removed, showing the 
presence of Gibberella saubinetii, from sample 4 A. X30. 
