00593nam a22002174a 450000100060000003500200000600300090002600500170003500800410005204000350009304100080012804400080013610000280014424500300017225000120020226400480021430000400026244000290030265000160033165000280034715981 a(Koha2011)51636AR-ReUNN20260702133935.0240315s1913 xxu eng d aAR-ReUNNbspacAR-ReUNNeaacr20 aeng axxu1 aRoberts, Isaac Phillips10aThe fertility of the land a13a ed. 1aNew York : bThe Macmillan Company, c1913. a421 páginas : bil., lám., fot. 0aThe Rural Science Series 4aAgronomía 4aFertilizacion De Suelos