PLATE II 



Mature and young tomato plants grown in greenhouse, showing infection by Phoma 



destructiva. 



Figs. I and 2. — Mature plants. Fig. i.— Control plant. Fig. 2. — Diseased plant, 

 10 days after spraying with a spore suspension of Phoma destructiva. Foliage spotted 

 and lower leaves fallen from stem. 



Figs. 3 and 4. — Young plants with foliage spotted as a result of inoculation with 

 Phoma destructiva. Photographed eight days after inoculation. 



