LEADER 00000nam 2200217 a 4500 001 0140240 003 UkHlHU 007 t 008 002710 0 1967 000 eng 040 UkHlHU 050 4 QH 705 I6(2) 100 0 Newbould, P.J. 245 00 Methods for estimating the primary production of forests. 260 Oxford :|bBlackwell Scientific,|c1967. 300 62p. 440 0 IBP handbook ;|v2. 650 0 Biology. 650 0 Silviculture|xSylviculture. 946 020 absent -- ISBN check required 946 650 |a & |x subfields only. In at least one case all subfields comprise single words only -- Check for possible Geac subject headings
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