TY - GEN AU - Mantell S H, Smith H TI - Plant biotechnology T2 - Society for experimental biology seminar series-18 SN - 0 521 28782 0 U1 - 581. 64 PLA;1 CY - U K, Cambridge University Press, camebridge KW - Plant cell/germplasm/genetic engineering/biochemical engineering economic botany/plant genetic manipulation ER -