CONTENTS. 



Depabtment Bulletin No. 526. — -Experiments with Single-stalk Cotton 



Culture in Louisiana, Arkansas, and North Carolina: Page. 



Importance of single-stalk cotton culture 1 



Localities where experiments were made 3 



Methods of procedure 4 



Selection of cooperators 4 



Plan of the experiments 5 



Thinning single-stalk rows 5 



Recording the yields 5 



Results obtained 6 



Yields of seed cotton 6 



Yield and quality of lint 27 



Summary 30 



Department Bulletin No. 527.— Some Exercises in Farm Handicraft for 

 Rural Schools: 



Introduction •. . . 1 



Tools and their uses 2 



Terms used in woodworking 6 



Use of drawings 7 



Exercise I. Nail box 9 



II. Sawhorse 10 



III. Bird house 11 



IV. Seed germinator 13 



V. Seed-corn drying rack 17 



VI. Seed sample case 18 



VII. Hotbeds and cold frame 1 19 



VIII. Flats 21 



IX. Forcing box..... 22 



X . Sorting table for vegetables and fruits 25 



XI. Planting board 26 



XII. Stamper for crushing lumps of fertilizer 27 



XIII. Feed hopper for poultry 27 



XIV. Trap nest 29 



XV. Brood coop 30 



XVI. Poultry house 32 



XVII. Wooden troughs for swine 32 



XVIII. Hurdles for use in stock judging 33 



XIX. Hoghouses 33 



XX. Milkingstool 34 



XXI. Calf stanchions 35 



XXII. Farmgate 36 



XXIII. Ropework 37 



XXIV. Concretework 37 



XXV. The painting of woodwork 38 



Department Bulletin No. 528.— Seasonal Distribution of Farm Labob 

 in Chesteb County, Pa.: 



Part I. — Chester County (Pa.) data — 



Territory surveyed and method used 2 



Labor efficiency as affected by soil, topography, and field arrange- 

 ment 3 



Types of farming 4 



Available time for field operations 8 



Period of performing field operations 9 



Succession of operations 9 



Crews and machinery 11 



Summary of labor requirements of crops 17 



3 



