36 

 according to the kind or fckds of iixociaitiln used* Stager In most cases 

 used conidia for inoculation, m such cases the "honey dew" is gaCiered 

 carefully in smll bottles from tine inffected plants, corked tightly and 

 kept in the dark until used. Before inoculation the "honey dew- is dilut- 

 ed M«i mter and the heads to he infected are either dipped in the dilu- 

 tion or sprayed with aa atomizer. Ascospores m^ be used in the same v;ay. 



The plants are inlculated alvays at the time of flowering, never 

 before or ?.fter flowering. 

 This species goes tos 



Alopecurus pratensis ? 



Anthaxanthum odor a turn 



Arrhenatlierum elatius 



Briza nBdia 



Bromus sterilis 



Ca lamag'r st i s arundinacea 



Dactylis glomerata 



Festuca pratensis 



Hierochloa borealis 



Hordeum murinum 



Hordeum vulgare 



Bialaris arundinacea 



Poa alpina 



Poa caesia 



Poa concinna 



Poa hybrida 



Poa pratensis 



Poa sudetica 

 1. Only very slight infection, results not convincing. 



