•Ä!c g ."^i i irr, firs K ii'c it: ifs- (» • 213 



utrhmf^mmmmn^ämr.m.n-M^ii't'iiw^mm^- 1906) 



21. A New Disease of the Hop-vine caused by Peronoplasniopara Humuli 



(mmt'Y^mim. m-t^^r.m'SmirlLM 1906) 



22. -H®:*:^l>i^-^^l£^l-l'c-C 



(IPI±!Rl^#By>:i^;LM 1906) 



24. ^mmmm 



26. /hsOM^^fiOW5E 



Ä-h-tM 1909) 



ams'E'rr.w 191 



