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Your search for [subject]Nitrogen fertilizers -- Congresses returned 4 records. |
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Nitrogen-15 in soil-plant studies : proceedings ...
Vienna: International Atomic Energy Agency, 1971.
Subject: Plants, Effects of nitrogen on -- Congresses; Nitrogen fertilizers -- Congresses; Nitrogen -- Isotopes -- Congresses.
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Decision processes for determining diagnostic and predictive criteria for soil nutrient management : workshop proceedings, 6-10 September 1999, PhilRice, Maligaya, Munoz, Nueva Ecija, Philippines.
Nueva Ecija: PhilRice, 2000.
Subject: Soil -- Analysis -- Congresses; Soil fertility -- Congresses; Liming of soils -- Congresses; Nitrogen fertilizers -- Congresses; Phosphatic fertilizers -- Congresses; Crops -- Congresses.
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Efficiency of nitrogen fertilizers for rice _ Meeting of the International Network on Soil Fertility and Fertilizer Evaluation for Rice (1985 : Griffith, New South Wales).
Los Banos, Laguna: International Rice Research Institute, 1987.
Subject: Fertilizers -- Australia; Nitrogen fertilizers -- Congresses; Rice -- Fertilizers -- Congresses.
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Effects of agricultural production on nitrates in food and water with particular reference to isotope studies : proceedings and report ...
Vienna: International Atomic Energy Agency, 1974.
Subject: Nitrates -- Environmental aspects -- Congresses; Agricultural wastes -- Congresses; Nitrogen fertilizers -- Congresses.
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