Biological Control of Weeds : A World Catalogue of Agents and their Target Weeds. Ed 4 - M.H. Julien; M.W. Griffiths (Wallingford CAB International Publishing, 1998)
M.H. Julien & M.W. Griffiths: Biological Control of Weeds : A World Catalogue of Agents and their Target Weeds. Ed 4. (4th Ed) Wallingford. CAB International Publishing, 1998. 0-85199-234-X--(632.96JUL)
ENGLISH