This book contains techniques and formulations derived from extensive hydroponics experiments done at the Clarence Fitzroy Bryant College, that was designed for tropical and subtropical environments under shade house conditions instead of greenhouse conditions. It contains a variety of formulas for a range of crop types and useful background information on nutrient deficiency and will be useful for persons interested in hydroponic gardening. This book can also be used as a visual reference to diagnose plant deficiencies as well as showcase the hydroponics system used with crops grown just before harvest.