44 



said, "as far as the experiments of last season (1890) went 

 there could not be the least doubt that nearly all the damage 

 was caused by spring rust, Piiccinia rubigp vera." Dr. Cobb 

 further said) " during the past two years it has been proved 

 that Piiccinia rubigo vera exists in the uredo stage all the year 

 round in Australia, either on self-sown wheats, oats, barley, 

 &c., or on certain grasses," and further on he remarks, " there 

 can be no excuse for permitting rust to pass the winter on 

 cereals, self-sown through careless farming, or on weeds." 



