TY - BOOK AU - Rudd-Jones, D., ed. AU - Langton, F.A., ed. TI - Healthy planting material : strategies and technologies : proceedings of a symposium organised by the Association of Applied Biologists and the British Crop Protection Council and held at university of Reading, January 6-8, 1986 T2 - (BCPC monograph; no. 33 ) SN - 9780901436979 PY - 1986/// CY - Surrey PB - BCPC Publications ER -