00941nam a22003017a 4500 CHAP 20220329133733.0 971013s1990 r 00010 d 10127 11099 10337 CHAP 631.417 M3 MacCarthy, Patrick ed 69342 Humic substances in soil and crop sciences : selected readings Madison, Wisconsin : American Society of Agronomy, 1990 281 p BATCH-UPD 10 20130110 UCH01 1057 BATCH-UPD 10 20130410 UCH01 0651 CONVERSION 10 20130109 UCH01 1306 Acido humico. 588 Humus. 56902 Suelos y cultivos. 110571 Suelos Fertilidad. 110367 BK LIBRO 631.417 M3 BC LIBRO 33724000630034 LIBRO I. 172677 86455 10337 o 111.24 10127 10127 0 0 ddc 0 2 0 GRAL BC BC PP_GRAL 2019-12-31 I. 172677 LIBRO 1 631.417 M3 33724000630034 2022-03-30 2022-03-15 00:00:00 2022-03-15 2019-12-31 LIBRO