Transmission experiments
were carried out in an insect-proof greenhouse
at 20 to 25°C and 50 to 90% relative
humidity (RH) using naturally infected
potted cassava plants as sources of inoculum.
Infected donor plants were of the
cassava genotype SM909-25, which
showed severe symptoms in roots and leaf
chlorosis and curling under greenhouse
conditions (23°C and 80% RH), and the
genotype CW94-21 from the CW family in
CIAT’s cassava genetic improvement program,
which showed mild disease symptoms
under field conditions.