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  1. Proceedings.
    By: Alberta Soil Science Workshop. - Soil Science Workshop (Alberta) - Western Canada Nitrogen Symposium Calgary, Alta.) - Western Canada Phosphate Symposium Calgary, Alta.)
    Publication info: [Edmonton, Alta. :Alberta Agriculture],1962-
    Holding Institution: University of Alberta Libraries (
    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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  2. Efficient use of nitrogen on crop land in the Northeast /
    By: Barker, Allen V.,
    Publication info: New Haven :Connecticut Agricultural Experiment Station,1980.
    Holding Institution: University of Connecticut Libraries (
    Subjects: Effect of nitrogen on  Nitrogen content  Northeastern States  Plants  Soils  
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  3. The importance of runoff and winter anoxia to P and N dynamics of a beaver pond /
    By: Devito, Kevin John, - Dillon, P. J. - Ontario. Ministry of the Environment.
    Publication info: [Toronto] :Queen's Printer for Ontario,1992.
    Holding Institution: Ontario Ministry of the Environment (
    Subjects: Environment aspects  Lake ecology  Nitrogen  Nitrogen content  Ontario  Phosphorus  Phosphorus content  Stream ecology  Water  
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  4. Effects of prescribed fire on soil nitrogen levels in a cutover Douglas-fir/western larch forest /
    By: Jurgensen, Martin F. - Harvey, A. E. - Larsen, Michael J. - Forestry Sciences Laboratory (Missoula, Mont.)
    Publication info: [Ogden, Utah] :U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station,1981.
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Forest site quality  Forest soils  Nitrogen content  Prescribed burning  Soils  
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  5. The biochemical decomposition of nitrogenous substances in soils /
    By: Kelley, W. P. (Walter Pearson),
    Publication info: Washington, D.C. :U.S. G.P.O.,1915.
    Holding Institution: University of Florida, George A. Smathers Libraries
    Subjects: Analysis  Nitrogen content  Soils  
    BHL Collections: Expanding Access to Biodiversity Literature
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  6. The organic nitrogen of Hawaiian soils /
    By: Kelley, W. P. (Walter Pearson), - Merrill, Alice Ranney Thompson,
    Publication info: Washington, D.C. :G.P.O.,1914.
    Holding Institution: University of Florida, George A. Smathers Libraries
    Subjects: Analysis  Hawaii  Nitrogen content  Soils  
    BHL Collections: Expanding Access to Biodiversity Literature
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  7. Determinations of nitrogen in the soils of some of the experimental fields at Rothamsted and the bearing of the results on the question of the sources of the nitrogen of our crops /
    By: Lawes, J. B. (John Bennet), Sir, - Gilbert, J. H. Sir, - American Association for the Advancement of Science.
    Publication info: London :Harrison,1883.
    Holding Institution: (
    Subjects: Experimentation  Nitrogen  Nitrogen content  Soils  
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  1. Induced responses in the subtropical evergreen, broad-leaf tree Schima superba: Effects of simulated herbivory on leaf quality and subsequent insect attack during leaf expansion
    By: Liu, ZG - Cai,YL - Li,K
    Type: Article
    In: Phyton (Buenos Aires)
    Date: 2010-06-01
    Subjects: herbivory  Induced response  Nitrogen content  Schima superba  Simulated herbivory  
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  2. Response of Dalbergia miscolobium Benth. seedlings, a cerrado tree species, to mineral nutrient supply
    By: Sassaki,Regina M. - Felippe,G.M.
    Type: Article
    In: Sociedade Botânica de São Paulo
    Date: 1998-04-01
    Publication info: Sociedade Botânica de São Paulo 1998-04-01
    Subjects: carbohydrate content  Dalbergia miscolobium  early growth  Nitrogen content  nutrient solution  
    View Article (External)