TY - BOOK AU - Bajaj, Y. P. S. TI - Biotechnology in Agriculture and Forestry 36: somaclonal variation in crop improvement II SN - 03540605495 U1 - 631.523 BAJ PY - 1990/// CY - Berlin PB - Springer Verlag KW - Plant breeding KW - Plant propagation KW - Crop breeding ER -