LEADER 00000nam 2200265 a 4500 001 0532929 003 UkHlHU 007 t 008 002801 2 1971 000 eng 040 UkHlHU 050 4 |fq|aSD 387 E2 U5 110 2 Unesco. 245 00 Productivity of forest ecosystems /|cedited by P. Duvigneaud. 260 Paris :|bUNESCO,|c1971. 300 707p. 440 0 Ecology and conservation, 4. 650 0 Biology. 650 0 Panbiogeography. 700 0 Duvigneaud, P. 740 0 Ecology and conservation, 4. 946 650 has non-LCSH elements -- Check for Geac subject headings 946 650 |a Subfields only, containing single words only. No 600s present -- Check for Geac subject headings
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