TY  - BOOK
AU  - Robert  J. Weaver
TI  - Plant growth substances in agriculture
SN  - 0-7167-0824-8
U1  - 581.134 
PY  - 1972///
CY  - Sanfrancisco
PB  - W. H. Freeman and Co
N1  - Robert  J. Weaver: Plant growth substances in agriculture.  Sanfrancisco.  W. H. Freeman and Co, 1972. 0-7167-0824-8--(581.134WEA)
ER  -