TY  - BOOK
AU  - Cooper,Allen John
TI  - Nutrient film technique: the world's first method of crop production without a solid rooting medium 
SN  - 0901361682
PY  - 1982///
CY  - London
PB  - The English Language Book Society and Grower Books
KW  - Hydroponics
KW  - Plant growing media, Artificial
N1  - Includes bibliographical references
ER  -