6 CONTENTS, 



Diseases of truck crops — (Continued. Page. 



Parsley 41 



Parsnip 41 



Pea 41 



Pepper 41 



Potato 42 



Radish 42 



Spinach 43 



Squash 43 



Sweet potato 44 



Tomato 44 



Turnip 44 



Watermelon 45 



Diseases of cereals 46 



Barley 46 



Com 46 



Oats : 47 



Rye 47 



Wheat 47 



Diseases of forage crops 48 



- Alfalfa 48 



Cowpea 48 



Peanut 49 



Diseases of wild and cultivated grasses 50 



Bermiida grass 50 



Crab-grass 50 



Feather grass 50 



Grama grass 51 



Johnson grass 51 



Jungle rice 52 



Panicum 52 



Reed-grass 53 



Sand bur 53 



Silver beard-grass 53 



Sorghum 53 



Diseases of fiber plants 54 



Cotton 54 



Diseases of trees and shrubs 57 



Althaea 57 



Ash 57 



Black haw 58 



Black locust 58 



Box 59 



Box elder 59 



Buckeye 60 



Bumelia 60 



Buttonbush 61 



Capo jasmine 62 



Catalpa 62 



Cat's-claw 63 



Cedar 63 



Cottonwood 64 



Crape myrtl© 64 



X6 



