TY - GEN AU - Sierra,M AU - Santiago,D TI - Organochlorine pesticide levels in barn owls collected in León, Spain SN - 0007-4861 PY - 1987///0309 KW - Animals KW - Birds KW - metabolism KW - Hydrocarbons, Chlorinated KW - Insecticides KW - analysis KW - Pesticide Residues KW - Spain N1 - Publication Type: Journal Article UR - https://doi.org/10.1007/BF01606671 ER -