Die Zeretung der organischen Stoffe und die Humusbildungen / mit Rücksicht auf die Bodencultur.

Organic matter, the life of the soil
by: Smalley, Harold Ryland, 1887-
Published: (1940)

Sustainable soils : the place of organic matter in sustaining soils and their productivity
by: Wolf, Benjamin, 1913-
Published: (2003)

Conservation of Michigan's muck soil
by: Harmer, Paul M., 1888-1959
Published: (1951)

Humus chemistry : genesis, composition, reactions
by: Stevenson, F. J.
Published: (1994)

Building soils for better crops
by: Magdoff, Fred, 1942-
Published: (2000)

Chemistry of soil organic matter
by: Kumada, Kyōichi, 1921-
Published: (1987)

Advanced soil organic matter management
by: Snapp, Sieglinde S., et al.
Published: (2011)

Soil organic matter in sustainable agriculture
Published: (2004)

Structure and organic matter storage in agricultural soils
Published: (1996)

Evaluation of soil organic matter models : using existing long-term datasets
Published: (1996)

Soil organic matter : analysis and interpretation
Published: (1996)

Humus acids of soils
by: Orlov, D. S. (Dmitriĭ Sergeevich)
Published: (1985)

Humus acids of soils
by: Orlov, D. S. (Dmitriĭ Sergeevich)
Published: (1985)

Sustainable management of soil organic matter
Published: (2001)

Soil organic matter : biological and ecological effects
by: Tate, Robert L., 1944-
Published: (1987)

Humus, its structure and role in agriculture and environment : proceedings of the 10th Symposium Humus et Planta, held in Prague, in August 19-23, 1991
Published: (1992)

The muck soils of Michigan : their management for the producation of general crops
by: McCool, M. M. (Merris Mickey), 1883-1952, et al.
Published: (1925)

Soil organic matter and biological activity
Published: (1985)

Humic substances : nature's most versatile materials
Published: (2004)

Soil organic matter dynamics
by: Lucas, Robert E. (Robert Elmer), 1916-
Published: (1978)

Migrations organo-minérales dans les sols tempérés : Nancy, 24-28 septembre 1979
Published: (1981)

Humic substances : molecular details and applications in land and water conservation
Published: (2005)

Organic substances in soil and water : natural constituents and their influences on contaminant behaviour
Published: (1993)

Soil organic matter in temperate agroecosystems : long-term experiments in North America
Published: (1997)

Humic substances in soil and crop sciences : selected readings : proceedings of a symposium cosponsored by the International Humic Substances Society ... Chicago, Illinois, 2 December 1985
Published: (1990)

Soil organic matter dynamics and soil productivity
Published: (1987)

Labile organic matter : chemical compositions, function, and significance in soil and the environment
Published: (2015)

Organic matter effects on phosphorus dynamics in tropical soils : sorption, fractionation, speciation and biochemical activities
by: Wakene Negassa Chewaka, 1974-
Published: (2010)

Die Bildung der Ackererde durch die Thätigkeit der Würmer : mit Beobachtung über deren Lebensweise
by: Darwin, Charles, 1809-1882
Published: (1882)

Dynamics of soil organic matter in tropical ecosystems : result of a conference held at the Maui Beach Hotel, Kahului, Maui, Hawaii, October 7-15, 1988, hosted by the NifTAL Project, University of Hawaii
Published: (1989)

Die Humusstoffe des Bodens als Wachstumsfaktoren.
by: Kloke, Adolf
Published: (1963)

Die Lehre vom adsorptionsvermögen der Böden
by: Gedroĭ͡ts, Konstantin Kaėtanovich, 1872-1932
Published: (1931)

Humus ; Bodenleben und Fruchtbarkeit.
by: Francé, Annie, 1886-
Published: (1957)

Die Verwandlung der "Stoffe" als Stoff der Verwandlung : Friedrich Dürrenmatts Spätwerk
Published: (2000)

Bodenreaktion und Pflanzenleben mit spezieller Berücksichtigung des Kalkbedarfs für die Pflanzenproduktion
by: Arrhenius, Olof
Published: (1922)

Types of humus layer in the forests of northeastern United States
by: Romell, Lars-Gunnar, 1891-1981
Published: (1931)