by Gloria Samperio Ruiz
Hidroponia Bsica: Gloria Samperio Ruiz's first book describing the basics involved in hydroponic plant production. As president of the Mexican Hydroponic Association, Mrs. Samperio-Ruiz uses laymen's terms and many illustrations to share the fascinating hobby of hydroponics. This is a one of a kind introductory hydroponics book in the Spanish language.