REPORT OF THE SECRETARY OF AGRICULTURE. 63 



Irrigation and drainage: 



The Border Method of Irrigation F. B. 1243 



Report ou Di-.iinage and Prevention of Overflow in the Valley of 



tlie Red River of the North D. B. 1017 



Irrigation in Northern Colorado D, B. 1026 



Labor: 



Standai'ds of Labor on the Hill Farms of Louisiana D. B. 961 



Labor and Material Requirements of Field Crops D. B. 1000 



Harvest Labor Problems in the Wheat Belt, 1920 D. B. 1020 



Marketing: 



Seed Marl^eting Hints for the Farmer F. B. 1232 



Market Statistics , D. B, 982 



Handbook of Foreign Agricultural Statistics D, B. 987 



Methods of Conducting Cost of Production and Farm Organiza- 

 tions Studies D. B. 994 



Prices of Farm Products in the United States D. B. 999 



Open Types of Public Markets D. B. 1002 



Self-Service in the Retailing of Food Products D. B. 1044 



Motor trucks: 



Motor Trucks on Eastern Farms F. B. 1201 



Oats: 



Sterility of Oats D. B. 1058 



Fulghum Oats D. C. 193 



Olives: 



Olive Growing in the Southwestern United States F. B. 1249 



Peaches : 



The Peach Borer : How to Prevent or Lessen Its Ravages F. B. 1246 



Preparation of Peaches for Market F. B. 1266 



Controlling the Curculio, Brown-Rot, and Scab in the Peach Belt 

 of Georgia D. C. 216 



Pears: 



The Handling. Shipping, and Cold Storage of Bartlett Pears in 

 the Pacific Coast States D. B. 1072 



Peas: 



Seed Peas for the Canner F. B. 1253 



The Production of Peas for Canning F. B. 1255 



Pigeons : 



Eradication of Lice on Pigeons D. C. 213 



Pineapples : 



Pineapple Culture in Florida F. B. 1237 



Potatoes : 



The Potato Leafhopper and Its Control ---^ F. B. 1225 



Development of Tubers in the Potato i. D. B. 058 



Fusarium Tuber Rot of Potatoes D. C. 214 



I^te-Blight Tuber Rot of Potato Tubers D. C. 220 



Pecan: 



Pecan Rosette, Its Histology, Cytology, and Relation to other 

 Chlorotic Diseases D. B. 1038 



Poultry: 



Tuberculosis of Fowls F. B. 1200 



Standard Varieties of Chickens. IV. The Ornamental Breeds 



and Varieties F. B. 1221 



Standard Varieties of Chickens. V. The Bantam Breeds and 



Varieties F. B. 1251 



Rations for Feeding Poultry in the Packing Houses D. B. 1052 



