5391
Laverack,M. S.
The physiology of earthworms
Oxford
Pergamon Press
1963
206p.:ill
International series of monographs on pure and applied biology. Davision:Zoology,v.51
Bibliography: p.185-201
by M. S. Laverack
، Earthworms
QL
391
.
O4
L3
1963
AU
TI
CL
