TY  - BOOK
AU  - Pirson A
AU  - Zimmermann M H
TI  - Transport in plant;2
U1  - 581.103 
PY  - 1976///
CY  - Berlin
PB  - Springer Verlag
KW  - Botany
KW  - Phloem
KW  - Transportation of plants
N1  - Pt.A-Cells
ER  -