ISBN: 9788176222013 - soil conservation (2 Ergebnisse)

Zustand: New. pp. v + 298 Figures.

Contents Preface 1 Soil Conservation as a Problem of Humanity 2 The soil 3 Soil Erosion 4 Aims and Principles of Soil Conservation 5 Methods of Soil Conservation 6 Special Soil-conservation Problems 7 Economics of Soil Conservation 8 Farm Planning for Soil Conservation 9 The Future of Land Management Name Index Subject IndexThe days of agricultural expansion are over and population of the earth increases day by day If we are to feed and cloth everybody it is clear that the productivity of the land must be increased not just maintained The maintenance of soil is not so glamorous as the doubling of yield It is purpose of this book to provide a clear picture of the fundamental nature and cause of soil erosion of the aims of soil conservation and of the methods of saving the soil and of maintaining its productivity For this reason soil conservation has not always received the attention it deserves It is the purpose of the book to give recipes for soil management but to help the reader to understand the soil and what happens to it under various forms of land use so that he himself can work out the solution of any soil-conservation problem This book has been written primarily as a college text and will be useful to anyone active in soil-conservation work 298 pp.…