Plant quarantine and phytosanitary barriers to trade in ASEAN, 9-10 December 1986 : proceedings of symposium (Book) - Serdang, Selangor Asean Plant Quarantine Centre and Training Institute 1987 - 269 p. 23 cm. Subjects--Topical Terms: Plant quarantine--ASEAN countries--Congresses Vegetable trade--ASEAN countries--Congresses Universal Decimal Class. No.: 632.97 : 38(-652) PLA / 2397