LEADER 00000nam 2200193 a 4500 001 0315614 003 UkHlHU 007 t 008 001006 1 1971 000 eng 040 UkHlHU 050 4 GB 661 I6 100 0 International Seminar for Hydrology Profesors 3rd West Lafayette(Ind). 245 00 Biological effects in the hydrological cycle. 260 West Lafayette, Ind. :|bPurdue U. Agricultural Experiment Station.,|c1971. 300 391p. 650 0 Hydrology. 946 020 absent -- ISBN check required 946 650 |a Subfields only, containing single words only. No 600s present -- Check for possible Geac subject headings
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