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20180510121825.0 |
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180510b ||||| |||| 00| 0 eng d |
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|a Sistema de Bibliotecas de la Universidad Nacional de Agricultura
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952 |
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|6 IA_00561_000000000000000_S283
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|9 1989
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|c 1004
|d 1004
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|a IA 00561
|b S283
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|a Sauceda Alvarado, Yolany Fabiola
|9 1926
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245 |
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|a Caracterización analítica de la leonardita como principal fuente de Ácidos húmicos /
|c Sauceda Alvarado, Yolany Fabiola
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260 |
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|a Catacamas, Olancho,
|b UNAG,
|c 2010
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300 |
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|a 62 p.
|b Tab. Graf.
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502 |
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|a Tesis (Ingeniero Agrónomo)
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650 |
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|x ÁCIDOS HÚMICOS
|x LEONARDITA
|9 1927
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942 |
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|2 ddc
|c TS
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