Cover Image
close this book The soil: How to improve the soil
View the document Preface
close this folder Plan of work
View the document Manure (dung)
View the document Compost
View the document Green manure
close this folder Fertilizers
close this folder The chief fertilizers
View the document Nitrogen fertilizers
View the document Phosphorus fertilizers
View the document Potassium fertilizers
View the document How to read a label
View the document Applying fertilizers
close this folder How to improve the soil for many years
close this folder Irrigation
View the document How to keep water for irrigation
View the document How to fetch water
View the document How to irrigate
View the document Drainage
close this folder Clearing the land and grubbing the trees
View the document How to clear land
View the document How to grub trees
View the document Farming with animal power
View the document 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