LIBROS DEL AUTOR: paul ehrenberg

4 resultados para LIBROS DEL AUTOR: paul ehrenberg

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  • Die Bewegung des Ammoniakstickstoffs in der Natur.
    Paul Ehrenberg
    Die Bewegung des Ammoniakstickstoffs in der Natur, published in 1907, explores the dynamics of ammonia nitrogen within natural environments. Authored by Paul Ehrenberg, this work provides insights into the behavior and transformations of ammonia nitrogen, a critical component of the nitrogen cycle. The book delves into the significance of ammonia nitrogen in soil, water, and ai...
    Disponible

    25,24 €

  • Die Bodenkolloide.
    Paul Ehrenberg
    Die Bodenkolloide (Soil Colloids) by Paul Ehrenberg, originally published in 1922, delves into the intricate world of soil colloids, a critical component of soil science and agricultural chemistry. This work explores the physical and chemical properties of these minute particles and their impact on soil fertility, water retention, and overall soil health. Ehrenberg’s detailed e...
    Disponible

    34,54 €

  • Wie Muss Sich Das Stickstoff-Monopol Gestalten?
    Paul Ehrenberg
    'Wie Muss Sich Das Stickstoff-Monopol Gestalten?' by Dr. Paul Ehrenberg delves into the crucial question of how a nitrogen monopoly should be structured, especially considering the needs of German agriculture. Published in 1915, this work provides insights into the agricultural and industrial policies of the time, focusing on the optimal organization of the nitrogen industry to...
    Disponible

    15,79 €

  • Die Bodenkolloide(Der'Kolloide in Land- Und Forstwirtschaft' Erster Teil)
    Paul Ehrenberg
    Die Bodenkolloide (Der 'Kolloide in Land- Und Forstwirtschaft' Erster Teil), by Paul Ehrenberg, delves into the study of soil colloids, a crucial area within agricultural and forestry sciences. Published in 1915, this work provides insights into the physical and chemical properties of soil colloids and their impact on soil fertility and plant growth. Ehrenberg’s detailed examin...
    Disponible

    31,84 €