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s1988 s1988 xxu ||||| eng |
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|a 47371
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|a Sistema de Bibliotecas de la Universidad de Costa Rica
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|a eng
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|a 631.41
|b B849e
|2 00
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|a Briceño Salazar, Jorge Arturo
|e Autor/a
|4 aut
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|a Effects of redox potential and soil management practices on enzyme activities of soils /
|c by Jorge Arturo Briceno Salazar. --
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|a Ames, Iowa :
|b J.A. Briceño S.,
|c 1988.
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|a 168 hojas :
|b ilustraciones ;
|c 28 cm
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|a Tesis (Ph.D.)-- Ioawa State University, 1988.
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|a Bibliografia: h. 135-142
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|a QUIMICA DE SUELOS
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650 |
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|a CULTIVOS Y SUELOS
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949 |
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|a JC-BJC
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916 |
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|a Registros del LS-2000
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