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  1. Crop yields from Illinois experiment fields in 1929 together with a general summary for the rotation periods ending in 1929 / by F.C. Bauer.
    By: Bauer, F. C.
    Publication info: Urbana, Ill. :University of Illinois Agricultural Experiment Station,1930.
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Agricultural experiment stations  Crop yields  Illinois  Soil management  
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  2. Crop yields from Illinois soil experiment fields in 1928 / by F.C. Bauer.
    By: Bauer, F. C.
    Publication info: Urbana, Ill. :University of Illinois Agricultural Experiment Station,1929.
    Contributed by: University of Illinois Urbana Champaign
    Subjects: Agricultural experiment stations  Crop yields  Illinois  Soil management  
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  3. Distribution of active ectomycorrhizal short roots in forest soils of the inland Northwest : effects of site and disturbance /
    By: Harvey, A. E. - Intermountain Research Station (Ogden, Utah)
    Publication info: [Ogden, Utah] :U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station,1986.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Ectomycorrhizas  Northwestern States  Soil management  Soil microbiology  Soil productivity  
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  4. Proceedings.
    By: Alberta Soil Science Workshop. - Soil Science Workshop - Western Canada Nitrogen Symposium - Western Canada Phosphate Symposium
    Publication info: [Edmonton, Alta. :Alberta Agriculture],1962-
    Contributed by: University of Alberta Libraries (archive.org)
    Subjects: Alberta  Congresses  Fixation  Nitrogen  Nitrogen content  Nitrogen fertilizers  Research  Soil acidity  Soil erosion  Soil management  Soil microbiology  Soil science  Soils  Soils, Salts in  
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  5. Soil-depleting, soil-conserving, and soil-building crops /
    By: Pieters, A. J.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture,[1938]
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    Subjects: AgSpace  conservation plants  Crops and soils  Grasses  Internet resource  Soil conservation  Soil degradation  Soil management  soil organic matter  soil quality  soil resource management  
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  1. Earthworms, ants and other arthropods as soil health indicators in traditional and no-fire agro-ecosystems from Eastern Brazilian Amazonia
    By: ROUSSEAU,Guillaume Xavier - SILVA,Paulo Rogério dos Santos - CARVALHO,Cláudio José Reis de
    Type: Article
    In: Acta zoológica mexicana
    Date: 2010-01-01
    Subjects: Biodiversity  principal component analysis  Soil macrofauna  Soil management  soil quality  
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