Vll 



LIST OP CONTENTS. 



; 



PAGE 



3 Introduction 



LEAFLET No. TITLE. 



56. Apple Canker (Nectria gallir/ena.) ... 9 



131. 'Apple and Pear Scab (Venturia inoequalis, 



and V. pirina.) ... ... ... 12 



204. Apple Mildew (Podosphaera leucntricha, 



Salm.) ... 18 



86. Brown Rot of Apples (Monilia fructigena, 



Pers.) 21 



312. Blossom- Wilt of Apples (Monilia cinerea, 



forma mali. ) ... ... ... ... 24 



245. Crown Gall (Bacterium tumefaciens.) ... 27 



302. Silver Leaf in Fruit Trees (Stereum pur- 



purewri)... ... ... ... ... 31 



367. Wither-Tip and Brown Rot of Plums 



(Monilia cinerea, forma pruni.) ... 37 



87. The Die-Back Disease of Fruit Trees 



(Cytospora leucostoma.) ... ... 40 



120. Peach Leaf -Curl (Exoascus deformans.) ... 42 



195. American Gooseberry Mildew (fiphaerotheca 



mors-uvae, Berk. ) ... ... ... 45 



52. European Gooseberry Mildew (Microspliaera 



grossulariae, LeV.) ... ... ... 49 



115. Coral Spot (Nectria cinnabarina.) ... 51 



234 The Die-Back Disease of Gooseberries 



(Botrytis cinerea.}... ... ... 53 



133. Powdery Mildew of the Vine (Uncinula 



necator, Burr.) ... ... ... ... 56 



377. "Reversion" or Nettlehead of Black 



Currants ... ... ... ... 58 



Conclusion ... ... .. ... ... ... 60 1 



491490 



