RE PORT ()|- THE SOCIETY 



69 



White Pine Blister Rust- 



, , ,, -(<;) normal coiulition of healthy black currant shoots on Oct. 3; ift) rusted shoots 



taken on the same day. They have been long defoliated by the rust and a new set of leaves has 

 been formed by premature development of the winter buds. As all these secondarv leaves will die 

 m wmter the effect on the plant is very harmful; (c) spraying for currant rust. The "two rows on the 

 Bord^^'fv",^fvt''nrJ ■ xvwr'\ ^'^f<?''f '"d ^arly. The two on the right were sprayed eight times with 

 Bordea IX mixture. W hile not entirely rust-free, they kept their leaves till the normal time of leaf-fall. 



