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Your search for [subject]Humus returned 12 records. |
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Soil organic matter; its nature, its role in soil formation and in soil fertility.
by Kononova, M M; Oxford: Pergamon Press, 1966.
Subject: Humus.
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Make your own compost.
by Cuevas, Virginia C.; Metro Manila: National Book Store, 1988.
Subject: Compost; Humus.
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Humus chemistry : genesis, composition, reactions.
by Stevenson, F. J.; New York: John Wiley and Sons, 1982.
Subject: Humus; Soil biochemistry.
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Humus chemistry : genesis, composition, reactions.
by Stevenson, F.J.; New York: John Wiley and Sons, 1994.
Subject: Humus; Soil biochemistry.
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Nurturing the soil - feeding the people : an introduction to sustainable organic agriculture.
by Scheewe, Winfried; Davao City: Crust Foundation, 1993.
Subject: Organic farming -- Philippines; Humus.
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Pay dirt; farming & gardening with composts.
by Rodale, Jerome Irving, 1898-; New York: The Devin-Adair company, 1945.
Subject: Compost; Humus; Soil fertility.
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Soil organic matter dynamics and sustainability of tropical agriculture.
by Proceedings of an International Symposium (1991 : Leuvin, Belgium); Chichester: Wiley, 1993.
Subject: Humus; Tropical crops; Agriculture -- Tropics.
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Soil organic matter and its role in crop production.
by Allison, Franklin Elmer, 1892-1972; Amsterdam: Elsevier Scientific Pub., 1973.
Subject: Humus; Soil science; Organic farming.
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Physical and chemical characteristics of aquatic humus.
by Gjessing, Egil T.,; Ann Arbor, Mich.: Ann Arbor Science Publishers, 1976.
Subject: Humus -- Analysis; Soil moisture; Water chemistry.
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Nurturing the soil - feeding the people : an introduction to sustainable organic agriculture.
by Scheewe, Winfried; Manila: Rex Book Store, 2000.
Subject: Organic farming -- Philippines; Humus; Sustainable agriculture; Agroforestry.
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