Potato /by Colin J. Jeffries - Rome : FAO, 1998. - 177 p. : ilus. - FAO. IPGRI technical guidelines for the safe movement of germplasm ; 19 . - FAO . - FAO. IPGRI technical guidelines for the safe movement of germplasm ; 19 . ISBN: 9290433906 LCCN: 81864 Subjects--Topical Terms: Papa--Germoplasma.Papa--Plagas.