TY - JOUR AN - 006437518 AU - Glimelius,K. AU - Eriksson,T. AU - Grafe,R. AU - Muller,A.J. PY - 1978 TI - Somatic hybridization of nitrate reductase deficient mutants of nicotiana tabacum by protoplast fusion JO - Physiologia Plantarum VL - 44 IS - 3 SP - 273 EP - 277 SN - 0031-9317 DO - 10.1111/j.1399-3054.1978.tb08631.x UR - https://eurekamag.com/research/006/437/006437518.php ER -