Showing 601 - 620 results of 51,444 for search '"nitrogen"', query time: 0.20s Refine Results
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    Cycvalone in the synthesis of nitrogen-, oxygen-containing heterocycles by Rogov, Danila A., Krivenko, Adel Pavlovna

    Published 2023-06-01
    “…We have used cycvalone as a substrate for the synthesis of nitrogen-, oxygen-containing heterosystems of a number of chromenopyrimidine, aminochromencarbonitrile, indazole, triazoloquinazoline. …”
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    Article
  3. 603

    Silages of pearl millet submitted to nitrogen fertilization by Ricardo Martins Araujo Pinho, Edson Mauro Santos, Fleming Sena Campos, João Paulo de Farias Ramos, Carlos Henrique Oliveira Macedo, Higor Fábio Carvalho Bezerra, Alexandre Fernandes Perazzo

    Published 2014-05-01
    “…This study aimed to evaluate the fermentation characteristics, losses and the chemical composition of two pearl millet genotypes silages submitted to nitrogen fertilization. The experimental design was a completely randomized blocks in a split plot scheme 2x5 (two nitrogen genotypes doses x five doses of nitrogen), with four replicates. …”
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  4. 604

    Interaction of a titanium-chromium ferroalloy with nitrogen by Olga Kryukova, Liudmila Chukhlomina

    Published 2019-05-01
    “…The paper introduces the results of studying mechanism of interaction between a complex titanium-chromium ferroalloy and nitrogen under isothermal and non-isothermal conditions. …”
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    Article
  5. 605

    SUSTAINABLE NITROGEN MANAGEMENT FOR VEGETABLE PRODUCTION IN CHINA by Fen ZHANG, Xiaopeng GAO, Junjie WANG, Fabo LIU, Xiao MA, Hailin CAO, Xinping CHEN, Xiaozhong WANG

    Published 2022-09-01
    Subjects: “…enhanced-efficiency nitrogen fertilizer|integrated knowledge and products strategy|nitrogen rate|reactive nitrogen loss|vegetable|yield…”
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    Article
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    Aluminum extraction with nitrogen-containing phenolic extractants by Ya. Yu. Ershova, E. I. Lysakova, V. I. Bukin, M. V. Tsygankova, A. M. Reznik

    Published 2015-02-01
    “…Liquid extraction is a promising method of aluminum extraction from potassium bittern (mother liquors) solutions. Extractants are nitrogen containing chelating phenol type compounds, namely: N-(2-hydroxy-5-nonylbenzyl)-β,β-dihydroxyethylamine (NBEA-0) and N-(2-hydroxy- 5-nonylbenzyl)-β-hydroxyethylmethylamine (NBEA-2) dissolved in a mixture containing 75% vol. of octane + 25% of octanol. …”
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    Regulation of Nitrogen Pollution: Taxes versus Quotas by E. Kwan Choi, Eli Feinerman

    Published 1995-07-01
    “…This paper investigates the effects of first-best policies to regulate nitrogen application. Some nitrogen fertilizer is applied ex ante before a random rainfall, but side-dressed nitrogen may be applied ex post. …”
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  13. 613

    Weldability of high nitrogen steels: A review by Wang Xingxing, Tian Jiahao, Li Shuai, He Peng, Fang Naiwen, Wen Guodong

    Published 2023-07-01
    Subjects: “…high nitrogen steel…”
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    Article
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    FLUXES OF NITROGEN WITHIN DECIDUOUS FRUIT TREES by Massimo Tagliavini, Peter Millard

    Published 2005-06-01
    Subjects: “…Nitrogen storage…”
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    Article
  17. 617

    Effects of Straw Return on Soil Nitrogen Leaching by Benjun Zhou, Chaoxing Jiao

    Published 2022-11-01
    “…Nitrogen (N) is a major limiting factor for improvement in grain production. …”
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    Article
  18. 618

    Onsite Sewage Treatment and Disposal Systems: Nitrogen by Gurpal S. Toor, Mary Lusk, Tom Obreza

    Published 2011-06-01
    “…In the United States, about 4,800 water bodies are impaired due to excess nitrogen (N), and septic systems are recognized as one source of N pollution. …”
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