Kapitel in diesem Buch

1. Frontmatter I
2. EDITORS' FOREWORD VII
3. ACKNOWLEDGMENTS IX
4. CONTENTS XI
5. TABLES XIII
6. CHARTS XV
7. INTRODUCTION XVII
8. RESEARCH METHODS ON FARM USE OF TRACTORS
9. I. Types of Tractors 3
10. II. Size of Tractors 14
11. III. Grouping of Farms according to the Type of Power 48
12. IV. Methods of Computing the Cost of Operating Tractors 57
13. V. The Procedures Followed in Power Investigations 122
14. VI. The Basis for Comparisons of the Costs of Farm Power 149
15. VII. Adjustments of the Cost of Power 180
16. VIII. The Effect of Farm Size on the Cost of Power 199
17. IX. Selecting the Area 224
18. X. Summary 229
19. APPENDICES
20. I. Rated and Adjusted Horsepower of Tractors 242
21. II. The Recommended Method of Computing the Rate for Depreciation of Tractors, with Comparisons 254
22. III. Some Details of the Application of the Recommended Method of Computing the Charge to Depreciation 256
23. IV. Derivation of Depreciation Formulae 258
24. Bibliography 261
25. Index 267