Online Public Access Catalogue (OPAC)Library,Documentation and Information Science Division
“A research journal serves that narrow
borderland which separates the known from the unknown”
-P.C.Mahalanobis
631.5/85 Sholto Douglas, James,, 1920- Beginner's guide to hydroponics; soilless gardening. New York, Drake Publishers [1973, c1972] 156 p. illus. 21 cm. 0877495483 9780877495482 * Hydroponics.