Literaturrecherche

Literatur Haider K, Filip Z, Martin JP (1971) Action of clay minerals on different metabolic processes of soil fungi. In: Novak B, Macura J, Kutilek M, Pokorna-Kozova J, Pakorna-Kozová J, Tichy V (eds) Studies about humus : Transaction of the International Symposium Humus et Planta V, Prague, 13-17 September 1971. Oragua, pp 55-66

Literatur Haider K, Flaig W, Küster E (1971) Influence of clay minerals on humic substance formation by some soil fungi. Pochvovedenie(6):51-59

Literatur Klügel H, Sommer C, Zach M (1971) Erfahrungsbericht über den Kreiselpflug Typ 135/009 V. Braunschweig: FAL, 14 p, Institutsber Inst Biochem Boden

Literatur Martin JP, Haider K (1971) Microbial activity in relation to soil humus formation. Soil Sci 111(1):54-63

Literatur Salfeld J-C (1971) Optical measurements on humic systems. In: Novak B, Macura J, Kutilek M, Pokorna-Kozova J, Pakorna-Kozová J, Tichy V (eds) Studies about humus : Transaction of the International Symposium Humus et Planta V, Prague, 13-17 September 1971. Oragua, pp 257-266

Literatur Söchtig H, Salfeld J-C (1971) Characterization of humic systems in a Black-Earth-Griserde-Morphosequence in the area of Hildesheim. In: Novak B, Macura J, Kutilek M, Pokorna-Kozova J, Pakorna-Kozová J, Tichy V (eds) Studies about humus : Transaction of the International Symposium Humus et Planta V, Prague, 13-17 September 1971. Oragua, pp 247-256

Literatur Hain K (1971) Kompromisse beim Optimieren von Getriebekonstruktionen. Landbauforsch Völkenrode 21(1):73-76

Literatur Witte E, Vellguth G, Petit G (1971) Ermittlung der Spannungsverhältnisse in torsionsbeanspruchten Werkzeugen. Ber Verein Dt Eisenhüttenleute

Literatur Krause R (1971) Boundary surface friction in investigations in soil bins having glass walls. Translat NIAE(292)

Literatur Krause R (1971) Application of the laws of similitude to a soil mechanic problem. Translat NIAE(298)