TY  - BOOK
AU  - Nijkamp H J J
AU  -  Van Aartaijk J
AU  -  Van Der Plas L H W
TI  - Progress in plant cellular and molecular biology
U1  - I9M,11, N0 
PY  - 1990///
CY  - London
PB  - Kulwer Academic Publishers     
ER  -