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Nitrogen -- Environmental aspects -- Australia -- Port Phillip Bay (Vic.) : Port Phillip Bay environmental study : final report / Graham Harris ... [and others]  1996 1
Nitrogen -- Environmental aspects -- Australia -- Victoria. : Nutrient management strategy for Victorian inland waters  1995 1
Nitrogen -- Environmental aspects -- California : The California nitrogen assessment : challenges and solutions for people, agriculture, and the environment / edited by Thomas P. Tomich, Sonja B. Brodt, Randy A. Dahlgren, Kate M. Scow  2016 1
Nitrogen -- Environmental aspects -- Congresses. : Proceedings of the Conference on Nitrogen as a Water Pollutant, Copenhagen, August 18-20, 1975 / program committee, P. Harremoës ... [and others] ; organizing committee, P. Harremoës ... [and others] ; conference sponsors, Danish National Committee of the International Association on Water Pollution Research (IAWPR)  1977 1
Nitrogen -- Environmental aspects -- Maryland. : Historical land cover changes (1665-2000) and impact on N and P export from the Choptank watershed / by Jorge A. Benitez  2009 1
 

Nitrogen excretion -- See Also the narrower term Urea


  1
Nitrogen excretion.   3
Nitrogen excretion -- Congresses   2
Nitrogen fertilizers.   14
Nitrogen fertilizers -- Australia.   2
Nitrogen fertilizers -- Australia -- Victoria. : Using nitrogen confidently : best management practices for nitrogen use on dryland dairy pastures. / produced by the Department of Natural Resources and Environment ; edited by Frank McKenzie  2001 1
Nitrogen fertilizers -- Congresses. : Nitrogen and rice / [edited by I. Watanabe]  1979 1
Nitrogen fertilizers -- Control. : Lactic acid fermentation of human excreta for agricultural application  2017 1
Nitrogen fertilizers -- Environmental aspects.   8
Nitrogen fertilizers -- Government policy : The California nitrogen assessment : challenges and solutions for people, agriculture, and the environment / edited by Thomas P. Tomich, Sonja B. Brodt, Randy A. Dahlgren, Kate M. Scow  2016 1
Nitrogen fertilizers -- Government policy -- California : The California nitrogen assessment : challenges and solutions for people, agriculture, and the environment / edited by Thomas P. Tomich, Sonja B. Brodt, Randy A. Dahlgren, Kate M. Scow  2016 1
Nitrogen fertilizers -- History : The world's greatest fix : a history of nitrogen and agriculture / G.J. Leigh  2004 1
Nitrogen -- Fixation.   28
Nitrogen -- Fixation -- Analysis. : Measuring plant-associated nitrogen fixation in agricultural systems / Murray Unkovich ... [and others]  2008 1
Nitrogen -- Fixation -- Congresses   3
Nitrogen Fixation -- genetics   2
Nitrogen Fixation -- physiology   2
Nitrogen-fixing algae -- Australia -- Port Phillip Bay (Vic.) : Standing crop and nutrient content of macrophytes in Port Phillip Bay / S.S. Chidgey and M.J. Edmunds  1997 1
Nitrogen fixing bacteria.   2
 

Nitrogen-fixing microorganisms -- See Also the narrower term Nitrogen-fixing algae


  1
Nitrogen-fixing microorganisms.   6
Nitrogen-fixing microorganisms -- Australia. : Rice cultivars and endophytic bacteria towards the development of more effective nitrogen-fixing associations : a report for the Rural Industries Research and Development Corporation / by Barry G. Rolfe and Jeremy J. Weinman  2001 1
Nitrogen-fixing microorganisms -- Congresses. : Molybdenum chemistry of biological significance : [proceedings] / edited by William E. Newton and Sei Otsuka  1980 1
  Nitrogen-fixing plants -- 2 Related Subjects   2
Nitrogen-fixing plants.   3
Nitrogen-fixing plants -- Tropics : Nitrogen Fixation in Tropical Cropping Systems  2001 1
Nitrogen-fixing trees. : Mixed plantations of eucalyptus and leguminous trees : soil, microbiology and ecosystem services / Elke Jurandy Bran Nogueira Cardoso, José Leonardo de Moraes Gonçalves, Fabiano de Carvalho Balieiro, Avílio Antônio Franco, editors  2020 1
 

Nitrogen group elements -- See Group 15 elements


  1
 

Nitrogen in agriculture -- See Also the narrower term Nitrogen fertilizers


  1
Nitrogen in agriculture.   13
Nitrogen in agriculture -- Asia : Integrated Soil, Water and Nutrient Management for Sustainable Rice-Wheat Cropping Systems in Asia  2016 1
Nitrogen in agriculture -- Australia.   2
Nitrogen in agriculture -- Australia -- Victoria. : A critical review of research on the nitrogen nutrition of dairy pastures in Victoria / Richard J. Eckard  1998 1
Nitrogen in agriculture -- Congresses   2
Nitrogen in agriculture -- Economic aspects -- Pakistan : Nitrogen assessment : Pakistan as a case-study / edited by Tariq Aziz [and more]  2022 1
Nitrogen in agriculture -- Environmental aspects   2
Nitrogen in agriculture -- Environmental aspects -- Pakistan : Nitrogen assessment : Pakistan as a case-study / edited by Tariq Aziz [and more]  2022 1
Nitrogen in agriculture -- Great Britain. : Nitrates : the threat to food and water / Nigel Dudley  1990 1
Nitrogen in agriculture -- History : The world's greatest fix : a history of nitrogen and agriculture / G.J. Leigh  2020 1
Nitrogen in agriculture -- India : The Indian nitrogen assessment : sources of reactive nitrogen, environmental and climate effects, management options, and policies / edited by Yash P. Abrol [and 7 more]  2017 1
Nitrogen in animal nutrition.   5
Nitrogen in the body. : Signaling mechanisms of oxygen and nitrogen free radicals / Igor B. Afanas'ev  2009 1
Nitrogen industries -- Periodicals   3
Nitrogen -- Isotopes. : Nitrogen isotopes in deep time / Colin Mettam, Aubrey L. Zerkle  2021 1
Nitrogen -- Juvenile literature. : Nitrogen and the Group 5 elements / Nigel Saunders  2004 1
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