10 CONTENTS 



Chapter 16. COTTON PRODUCTION 191 



Species Characteristics of the plant Seed Varieties of upland cotton grouped 

 Cluster group Semi-cluster group Peterkin group King group Big-boll 

 group Long-staple upland group Desired qualities of a variety Selection 

 Soils adapted to cotton Special types of soils. 



Fertilizer and Cultivation. 



Plant food removed by cotton Need of humus Need of nitrogen Need of 

 phosphoric acid Need of potash Commercial fertilizers profitable Three-year 

 rotation suggested Preparation of land Time of plowing Seed-bed Planting 

 Tillage. 



Harvesting and Marketing. 

 Picking Ginning Cotton seed Storing Grades of cotton. 



Chapter 17. TOBACCO. . ..." 203 



Types and their commercial uses Principal tobacco districts Soils Prepara- 

 tion and care of seed-beds Preparation of the soil Fertilizers Transplanting 

 and cultivation Methods of harvesting Barn curing Preparation for market 

 Methods of selling. 



Chapter 18. WEEDS AND THEIR ERADICATION 215 



Damage done by weeds Weeds reduce crop yields How introduced and spread 

 Classification of weeds Weed habitats Principles governing control Canada 

 thistle Quack grass Foxtail Dodders Buckhorn Plantain Pigweed 

 Lamb's-Quarters Wild mustard or charlock Shepherd's-purse Peppergrass 

 Cocklebur Field bindweed or wild morning glory Hedge bindweed Fifty 

 worst weeds. 



PART II. DISEASES OF FARM CROPS 



Chapter 19. DISEASES OF FARM CROPS AND THEIR REMEDIES.... 239 

 Bean. Anthracnose Rust Blight Downy mildew Leaf spot. 

 Pea. Spot. 



Beets. Leaf spot Root rot. 



Cabbage, Cauliflower, Turnips, etc. Black rot Club root or finger and toe disease. 

 Carrot. Soft rot. 



Potato. Late blight or downy mildew Early blight Wilt, stem rot and dry rot 

 Black leg Scab Little potato, rosette, stem rot, scurf Bacterial wilt 

 Tipburn. 



Peanut. Foliage and root diseases. 



Tobacco. Granville tobacco wilt Mosaic, calico or mottle top Leaf spots 

 Root rots. 

 Corn. Smut. 



Wheat. Rusts Loose smut Stinking smut or bunt. 

 Oats. Rust Smut. 



Sugar Cane. Red rot Rind disease The pineapple disease Other diseases. 

 Cotton. Anthracnose Damping off Sore shin Seeding rot. 

 Flax. Wilt. 



Chapter 20. INSECT PESTS AND THEIR CONTROL , 250 



General Crop Insects. 



Caterpillars (leaf-eating) Cutworms Grasshoppers or locusts Leaf beetles 

 Plant lice White grubs Wire worms. 



Field Crop Insects. 



The army worm The alfalfa leaf weevil The chinch bug Clover mite Clover 

 root borer Corn ear worm The corn root aphis Cotton boll worm Cotton 

 worm The cotton red spider The fall army worm The green bug or spring 

 grain aphis The Hessian fly Mexican cotton boll weevil Spring grain aphis 

 Southern corn root worm or bud worm Tobacco flea beetle Tobacco worms or 

 horn worms Western corn root worm Wheat joint worm Wheat straw worm. 



