FOREWORD by Professor R. H. Stoughton, D.Se. - PREFACE - 1. THE BEGINNINGS - 2. WATER - 3. THEORY OF SOLUTIONS - 4. THE SOLUTION IN PRACTICE - 5. MAKING AND MIXING - 6. MANAGEMENT OF SOLUTIONS - 7. WATER CULTURE - 8. SAND CULTURE - 9. GRAVEL CULTURE - 10. COMMERCIAL SOILLESS CULTURE - 11. SOILLESS CULTURE FOR EDUCATION - 12. WHERE HAVE I GONE WRONG? - 13. THE FUTURE - APPENDIX - BIBLIOGRAPHY -