Roettger, Dagmar Joerdens Seed potato production in the Philippines: In vitro culture and rapid multiplication technique - Eschborn: Deutsche Gesellschaft fur Technique Zusammenarbeit Gmbh, 1987 - 114p. ISBN: 3880853479 Subjects--Topical Terms: Agriculture Subjects--Index Terms: Plants Storage Universal Decimal Class. No.: 633.491:631.53.02(914) / M7