INDEX 



129 



Pathogenetist school, 71 



origin of, 44 



Pathology, plant. Sec Phytopath- 

 ology. 

 Period, Hebraic, 14 



Kiihnian, 44 

 summary, 57 



Millardetian, 58 



Plinian, 17 



Renaissance, 22 



Roman, 17 



taxonomic, 25 



Theophrastian, 14 



Ungerian, 33 



Zallingerian, 25 



characteristic features, 32 

 Phoma bets, Frank on, 76 

 Phylloxera, introduction into 



France, 65 



Phytopathological Society, Amer- 

 ican, establishment of, 110 

 Phytopathology, 11 



ancient era, 14 



classification in, Fabricius', 27 

 Tournefort's, 26 

 Zallinger's, 28 



Dark era, 20 



establishment of chairs in uni- 

 versities, 109 



Hebraic period, 14 



Kiihn's work on, synopsis of, 52 



Kiihnian period, 44 



Millardetian period, 58 



Modern era, 41 



Plinian period, 17 



Premodern era, 22 



Present era, 108 



Renaissance period, 22 



rise and development of, in Amer- 

 ica, 59, 103 



Theophrastian period, 14 



Ungerian period, 33 

 9 



! Phytopathology, United States 



Government sanction of, 62 

 Zallingerian period, 25 

 Phytophthora infestans, De Bary 



on, 45 



Ward on, 102 

 Pierce, 60 

 Planchon, 65 

 Plant diseases, bacterial etiology, 



discovery of, 61 

 organisms of, Unger on, 35 

 Industry, United States Bureau 



of, founding of, 60 

 pathology. See Phytopathology. 

 Plants, physiology of death of, 



Eysfarth's, 27 

 Plasmopara viticola, introduction 



into France, 65 

 Plenck, 31 

 Plinian period, 17 

 Plinius Secundus, 17 

 Potato blight, De Bary on, 45 

 Predispositionist school, 71 

 Premodern era, 22 

 Present era, 108 

 Prillieux, 93 



Pucciniagraminis, Ward on, 102 

 Helianthi, Woronin on, 90 

 malvacearum, Eriksson on, 88 



QUARANTINE Act of 1912, United 

 States, 111 



RANKIN and Anderson, 115 



Ravn, 85 



Re, 12, 32 



Reddick, 113 



Renaissance period, 22 



Riedel, 30 



Roman period, 17 



Rostrup, 81, 82 



Rust, hollyhock, Eriksson on, 88 



