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|d SV-SsUSB
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|a 631.42
|b E82
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| 245 |
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|a Estudios edafoquímicos para evaluar la interacción:
|b capacidad de fijación de fosfatos Vrs. minerales sílico-aluminoférricos en andosoles, alfisoles, vertisoles y molisoles de El Salvador /
|c Eva Ruth Velasco Mejía ... [et al.]; Director del tema: Ricardo Antonio Barahona.
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| 260 |
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|a San Salvador :
|b Universidad de El Salvador,
|c 1986.
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| 300 |
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|a [7], 195 h. ;
|c 28 cm.
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|a Incluye Resumen, Bibliografía, Anexos.
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| 502 |
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|a Tesis (Licenciado en Química y Farmacia) -- Universidad de El Salvador, 1986.
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| 590 |
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|a Serrano Cervantes, Marta
|e Coaut.
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| 590 |
1 |
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|a Ayala Alvarez, Anabel de Lourdes
|e Coaut.
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| 590 |
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|a Soriano, Alfredo
|e Coaut.
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| 592 |
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|a Suelos.--terminología empleada.--Fundamento químico de la metodología de Jackson en NaOH 0.5 N.
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| 650 |
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7 |
|a FOSFATOS
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| 700 |
1 |
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|a Velasco Mejía, Eva Ruth
|e Coaut.
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| 991 |
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|a bc_mercy
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| 992 |
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|a 28/07/2006
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| 942 |
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