004100000a22001210004500060000800000082001700008100002100025245015000046260003900196260000900235300000800244650003600252  a115  a631.  53 HOD  aHodgson, Ralph E  aGermplasm resources: a symposium presented at the Chicago meeting of the American association for the advancement of science 28-31, December 1959  aNew Delhi, Radha Krishna Prakashan  c1961  a377  aGerm plasm resources-congresses