Olimpienko G S, Pavlova N A. Characteristics of the distant of gamma-irradiation of seeds for diploid and polyploidy plants. Radia Bioa Radioa, 1995, 35(4): 518.
Shuichi S. Differentiation in competitive ability and cold tolerance between diploid and tetraploid cultivars in Lolium perenne. Euphytica, 1998, 103: 55.
[14]
Clalak L, Legave J M. Oryzalin combined with adventitious regeneration for an efficient chromosome doubling of trihaploid kiui fruit. Plant Cell Reports, 1996, 16(1): 97.
[15]
Geoffrian E, Kahane R. Polyploid stability and in vitro chromosome doubling in gynogenic clone of onion. Plant Science Limerick, 1997, 122(20): 201.
[16]
Nelson A D, Elisens W J. Polyploid evolution and biogeography in chelone(Scrophulariaceae):Morphological and isozyme evidence. Amer J Bot, 1999, 86(10): 1487.