Search Results

1

Manual práctico de manejo del suelo y de los fertilizantes /

Manual práctico de manejo del suelo y de los fertilizantes /

by Fuentes Yagüe, José Luis
Published 1999

Book

2

Analysis and management of organic matter and nitrogen in aquacultural ponds for a minimal waste production and optimal efficiency (organic pond). Final report (1994-1998). /

Analysis and management of organic matter and nitrogen in aquacultural ponds for a minimal waste production and optimal efficiency (organic pond). Final report (1994-1998). /

by International Cooperation with Developing Countries
Published 2001

Book

3

Materias orgánicas fertilizantes

Materias orgánicas fertilizantes

Published 1976

Book

4

Guía didáctica ¡a las ciencias! /

Guía didáctica ¡a las ciencias! /

Published 2010

Book

5

Dynamics and characterization of marine organic matter /

Dynamics and characterization of marine organic matter /

Published 2000

Book

6

Methods to study litter decomposition : a practical guide /

Methods to study litter decomposition : a practical guide /

Published 2007

Book

7

Determinación de la concentración de sólidos suspendidos totales (SST) y metales pesados en la Cuenca del Río Morote, Nicoya, Guanacaste

Determinación de la concentración de sólidos suspendidos totales (SST) y metales pesados en la Cuenca del Río Morote, Nicoya, Guanacaste

Article

8

Coeficientes de utilización digestiva aparente de materia seca, proteína y aminóacidos esenciales de ingredientes terrestres para el camarón del Pacífico Litopenaeus vannamei (Decapoda: Penaeidae)

Coeficientes de utilización digestiva aparente de materia seca, proteína y aminóacidos esenciales de ingredientes terrestres para el camarón del Pacífico Litopenaeus vannamei...

by Terrazas, Martín

Article

9

Productos orgánicos: una alternativa

Productos orgánicos: una alternativa

Article

10

Control biológico en comunidades microbianas del suelo : un fenómeno de dependencia de sustrato.

Control biológico en comunidades microbianas del suelo : un fenómeno de dependencia de sustrato.

by Hoitink, Haj

Article

11

An experimental study on the natural removal of dead trout fry in a Lake District stream

An experimental study on the natural removal of dead trout fry in a Lake District stream

by Elliott, J. M.

Article

12

Effects of waterborne complexing agents on silver uptake and depuration in rainbow trout

Effects of waterborne complexing agents on silver uptake and depuration in rainbow trout

by Bertram, B.O.B.

Article

13

"Hay una capa de hidrocarburos congelados , similar a la gasolina, que cubre gran pare de Titán, si se pudieran explotar, nunca más habría escacez de petróleo

"Hay una capa de hidrocarburos congelados , similar a la gasolina, que cubre gran pare de Titán, si se pudieran explotar, nunca más habría escacez de petróleo

by Douthitt, Bill

Article

14

Valores guía de calidad de aguas continentales naturales y contaminadas con materia orgánica según el sistema de saprobios

Valores guía de calidad de aguas continentales naturales y contaminadas con materia orgánica según el sistema de saprobios

by Vilaclara-Fatjó, Gloria

Article

15

Residuos de agroquímicos en sedimentos de ríos, Poás, Costa Rica

Residuos de agroquímicos en sedimentos de ríos, Poás, Costa Rica

by Masís, Federico

Article

16

Diseño y construcción de un humedal artificial para el tratamiento inicial de las aguas residuales de una lechería en Concepción de San Rafael de Heredia /

Diseño y construcción de un humedal artificial para el tratamiento inicial de las aguas residuales de una lechería en Concepción de San Rafael de Heredia /

by Chaves Artavia, David
Published 2008

Thesis Book

17

Comparison of faecal collection methods for digestibility determinations in gilthead sea bream

Comparison of faecal collection methods for digestibility determinations in gilthead sea bream

by Fernandez, F.

Article

18

Water solubility enhancement of some organic pollutants and pesticides by dissolved and pesticides by dissolved humic an

Water solubility enhancement of some organic pollutants and pesticides by dissolved and pesticides by dissolved humic an

by Chiou, Cary T. [et.al]

Article

19

Influence of dissolved organic matter on copper binding, and calcium on cadmium binding, by gills of rainbow trout

Influence of dissolved organic matter on copper binding, and calcium on cadmium binding, by gills of rainbow trout

by Hollis, L.

Article

20

El hombre investiga los seres vivos /

El hombre investiga los seres vivos /

by Arroyo Camacho, Francisco
Published 1996

Book

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