TY - BOOK AU - Chrispeels,Maarten J. AU - Sadava,David E. TI - Plants, genes, and agriculture SN - 0867208716 (acidfree, recycled paper) : AV - SB123.57 .C48 1994 PY - 1994/// CY - Boston PB - Jones and Bartlett Publishers KW - Crops KW - Genetic engineering KW - Plant breeding KW - Crop improvement KW - Food supply N1 - Includes bibliographical references and index ER -