appeared were compared to controls which were the leaves of 
‘healthy maize (figure 1). 
The agent was being transferred from the mosaic plants 
to healthy ones also by populations Myzus persicae, Rhopalo- 
Siphum maidis without incubation period in the carriers! 
organism. Special investigations have revealed that the 
agent of the said infection is not being transferred through 
the soil or seeds, 
Table — 1 
Plants playing host to the maize 
mosaic virus 
Plants! name Sus- 
cep- 
Latin name Ukrainian name cea 
cay 
zea mays L. Kukurudza (Maize) + 
Sorghum halepense (L.) Gumai (Johnson 
Pers grass) - 
Se vulgare Pers. Sorgo zvichainie + 
(Sor ghum) 
S. Sudanese (Piper) Sorgo sudanskoe 
Stapf. (Sudan grass) - 
S. Saceharatum (L.) Sorgo tsukrove 
Perso (Sweet sorghum) + 
Bemoicolor Le Sorgo dvorabne + 
Setaria viridis (L.) 
P.Be Mishii zeleny + 
| 
Se glauca (Ls) P.Be Mishii sizy + 
S. italica (L.) P.B. Mogar . 
S. Verticilata (L.) P.B.| Mishii kilchasty + 
a 
COM Os cee ac ote 
(3) 
