TY - GEN AU - SPARROW,A H AU - CHRISTENSEN,E TI - Tolerance of certain higher plants to chronic exposure to gamma radiation from cobalt-601 SN - 0036-8075 PY - 2003///0501 KW - Cobalt KW - Cobalt Radioisotopes KW - Gamma Rays KW - Plants KW - radiation effects KW - Radioactivity N1 - Publication Type: Journal Article UR - https://doi.org/10.1126/science.118.3075.697 ER -