TY  - BOOK
AU  - Duncalf,William G.
TI  - The Guinness book of plant: facts and feats 
SN  - 0900424257 :
U1  -  581.1 
PY  - 1976///
CY  - London
PB  - Guinness Superlatives
KW  - Plant physiology
N1  - Bibliography : p. 199-200
ER  -