88 



CACAO 



known as oospores or resting spores (Fig. 24) which remain 

 in a passive condition until the decay of the pod, when 

 they germinate if conditions are suitable. The bodies 



Fig. 22. — Conidia of Phytophthora on exterior of cacao 

 pod, d portion of which ia shown in section ( x 300). 



produced by germination being conveyed to suitable 

 positions germinate again, in their turn enter tissues, and 

 complete the cycle of life by again producing the conidial 

 stage on the surface of the pod. 



It will therefore be seen to be highly important, when 



Fio. 23. — Germinating oonidium of 

 Phytophthora ( x 300). 



Pia. 24. — Two oospores of 

 Phytophthora ( x 400). 



carrying out preventive measures, to take special care to 

 destroy every part of the pod, not only that part which 



