The biology of weeds :
Harper, John L.
The biology of weeds : a symposium of the British Ecological Society, Oxford, 1959, 2nd - 4th April / ed by John L Harper - xv, 256p : illustrations, maps
Includes bibliographical references
lya00007030
Weeds--Great Britain--Congresses.
Botany, Economic--Congresses.
Conferences--1959.--Oxford
Meetings--1959.--Oxford
Congresses and conventions--1959.--Oxford
632.58
The biology of weeds : a symposium of the British Ecological Society, Oxford, 1959, 2nd - 4th April / ed by John L Harper - xv, 256p : illustrations, maps
Includes bibliographical references
lya00007030
Weeds--Great Britain--Congresses.
Botany, Economic--Congresses.
Conferences--1959.--Oxford
Meetings--1959.--Oxford
Congresses and conventions--1959.--Oxford
632.58
