00422nam a2200121Ia 4500008004100000082004800041245004400089260000900133300001000142490003200152600008500184650003100269130903s9999    xx            000 0 und d  a631.528:578.085.23 1984.7.19/20 (082.2)  M4  aReport. Institute of radiation breeding  c1985  a119p.  aGamma Field Symposia, no.23  aSymposium on Widening of Genetic Variation by Tissue Culture, July, 19-20, 1984.  aGenetics,Mutation Breeding