CONTENTS iii 



Fungous Diseases and Spraying 53 



Cause 55 



Treatment 55 



Fungicides 56 



Bordeaux Mixture, Preparation 56 



Bordeaux Don'ts 57 



CopjDer Carbonate Solution 57 



Application of Fungicides 57 



Special Diseases and their Treatment 59 



Symi3toms 59 



Apple Diseases 59 



Scab 59 



Sooty Spot 60 



Brown Spot of Baldwin 61 



Leaf Spot 62 



Blackberry Bust 62 



Cherry Diseases 63 



Corn Smut 63 



Downy Mildew of <Uucumber 63 



Grape Diseases 63 



Downy Mildew and Brown 'Rot 63 



Black Rot 63 



Downy Mildew of Muskmelons 64 



Oat Smut 64 



Peach Diseases 64 



Leaf Curl 64 



Yellows 64 



Pear Diseases 65 



Scab and Sooty Spot 65 



Blight or Fire Blight 65 



Plum Diseases. 65 



Black Knot 65 



Brown Rot 65 



Shot Hole 66 



Potato Diseases 66 



Early Blight 66 



Late Blight and Rot . 66 



Scab 67 



Insect Record for 1902 69 



San Jose or Pernicious Scale 71 



Brow^n-Tail Moth 71 



Gypsy Moth 72 



Elm-Leaf Beetle 72 



Canker-Worms 72 



Codling Moth 72 



Black Squash Bug 73 



Apple Leaf -Hopper 73 



Forest Tent Caterpillar 73 



Spiny Elm Caterpillar 73 



Choke-Cherry Tent-maker 73 



