Bui. 395, U. S. Dept. of Agriculture. 



Plate VI. 



Peach Leaves and Twigs from Inoculation Experiments with Cladosporium 

 CARPOPHiLUM, Madison, Wis., 1914. 



Fig. 1. — Lower surfaces of Chili leaves: a, Control, no infection; b, inoculated by spraying with 

 sporiferous suspension from fruit strain, badly diseased. Photographed 51 days after inoculation. 

 (Magnified, X IJ s-) Fig. 2. — Lower surface of Chili leaf 93 days after spraying with sporiferous 

 suspension from fruit strain, showing sparse primary infection and abimdant secondary infec- 

 tion in early macroscopic stages. (Natural size.) Fig. 3. — Elberta twigs: a, Control, no infec- 

 tion; 6, inoculated by spraying with sporiferous suspension from twig strain. Photographed 62 

 days after inoculation. (Magnified, X 1^4-) Fig. 4. — Diseased Chili twig 128 days afterspraying 

 with sporiferous suspension from fruit strain, showing abundant primary and secondary infec- 

 tion. (Reduced, X Vs.) Fig. 5. — ChUi twig from control paralleling the inoculation shown in 

 figure 4; no infection. Photographed 128 days after the beginning of the experiment. (Re- 

 duced, X Vs.) 



