TY  - BOOK
AU  - Nelson, Alexander.
TI  -  Principles of agricultural botany
U1  - 580 22
PY  - 1946///
CY  - London
PB  - Thoms Nelson and sons Ltd
KW  - Botany
KW  - Botany, Economic
N1  - Erratum slip attached to p. 196; "First published September 1946."; Includes "Books for further reading."
ER  -