AU  - Trevan, M.D.  .
TI  - Biotechnololgy:The Biological Principles / 
SN  - 0-07-099391-2
U1  - 574.01 
PY  - 1988///
CY  - N.Delhi-110020
PB  - Tata McGraw Hill Pub.Com.Ltd. , 
KW  - Botany
N1  - NULL
ER  -