 | The soil: How to improve the soil |
 |  | Preface |
|  | Plan of work |
| | Manure (dung) |
| | Compost |
| | Green manure |
| | Fertilizers |
| | The chief fertilizers |
| | Nitrogen fertilizers |
| | Phosphorus fertilizers |
| | Potassium fertilizers |
| | How to read a label |
| | Applying fertilizers |
| | How to improve the soil for many years |
| | Irrigation |
| | How to keep water for irrigation |
| | How to fetch water |
| | How to irrigate |
| | Drainage |
| | Clearing the land and grubbing the trees |
| | How to clear land |
| | How to grub trees |
| | Farming with animal power |
| | Suggested question paper |
The soil: How to improve the soil
Published by arrangement with the
Institut africain pour le développement économique et social
B.P. 8008, Abidjan, Côte d'Ivoire
FOOD AND AGRICULTURE ORGANIZATION OF THE UNITED NATIONS
Rome 1976
FAO Economic and Social Development Series No. 3/6
First published 1970
Reprinted 1972
Second edition 1976
Reprinted 1983
P-69
ISBN 92-5-100145-6
© French edition, Institut africain pour le développement économique et social (INADES) 1970
© English edition, FAO 1976
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