00856nam a22002897a 4500 CHAP 20220329133457.0 971013s1989 r 00010 d 6838 7810 7034 CHAP 631.417 H3 Hayes, Michael Hilary Bermingham. 53189 Humic substances II in search of structure Chichester : Wiley-Interscience, 1989 764 p. BATCH-UPD 10 20130110 UCH01 1057 BATCH-UPD 10 20130410 UCH01 0651 CONVERSION 10 20130109 UCH01 1305 Acido humico. 588 Humus. 56902 Suelos Fertilidad. 110367 BK LIBRO 631.417 H3 BC LIBRO 33724000067526 LIBRO I.168139 84094 7034 i 6838 6838 0 0 local 0 2 0 GRAL BC BC PP_GRAL 2019-12-31 I.168139 LIBRO 0 631.417 H3 33724000067526 2019-12-31 00:00:00 2019-12-31 LIBRO