TY  - BOOK
AU  - Weaver Robert J
TI  - Plant growth substances in agriculture
SN  - 0-7167-0824-8
AV  - QK731.W4 
PY  - 1972///
CY  - San Francisco
PB  - W.H.Freeman and Company, 
KW  - Plant growth promoting substances
KW  -  Plant growth inihibiting
N1  - Includes index
ER  -