TY - BOOK AU - Ahmad, Parvaiz AU - Hakeem, Khalid Rehman AU - Ozturk, Munir TI - Crop improvement: new approaches and modern techniques SN - 9781461470274 U1 - 631.523 PY - 2013/// CY - London PB - Springer KW - Crop improvement KW - Plant micropropagation KW - Plants - Variation ER -