TY  - BOOK
AU  - Plucknett, Donald L.
TI  - Plant quarantine and international transfer of germplasm 
SN  - CGIAR study paper, ISSN 0257-3148; No.25
U1  - 632.93 PLU 
PY  - 1988///
CY  - Washington, D.C.
PB  -  The World Bank
KW  - Plant quarantine
ER  -