Chronic nitrogen legacy in the aquifers of China by Xin Liu, Fu-Jun Yue, Li Li, Feng Zhou, Hang Wen, Zhifeng Yan, Lichun Wang, Wei Wen Wong, Cong-Qiang Liu, Si-Liang Li

“…Interestingly, while groundwater nitrate concentrations are lower at deeper depths, slow groundwater flow also indicates prolonged nitrogen legacy. Although there has been an overall decline in groundwater nitrogen pollution in China since 2016, persistent pollution has lingered. …”
Get full text

How Do Oysters Remove Nitrogen? by Heather Donnelly, Ashley Smyth, Shirley Baker, Laura Reynolds, Angela Collins

“…Nitrogen is natural and necessary, yet nitrogen levels above natural levels can cause algal blooms and eutrophication of coastal systems. …”
Get full text

The Fate of Nitrogen Applied to Florida Turfgrass by Travis W. Shaddox, Joseph Bryan Unruh

Subjects: Get full text

Nitrogen Efficiency in Agriculture in Europe and India by Klaas W. Van der Hoek

“…Nitrogen balance sheets are useful tools for studying the quantitative aspects of nutrients. …”
Get full text

Five-Membered Nitrogen Heterocyclic Compounds by Ahmad Sazali Hamzah, Zurina Shaameri, Suleyman Goksu

Get full text

Symptoms of Nitrogen and Iron Deficiency in Luffa by Qiansheng Li, Marina Gluck, Yanlin Wang, Wendy Mussoline, Qingren Wang, Yuncong Li, Guodong Liu

Subjects: Get full text

Process on biological nitrogen removal technology of ammonia- nitrogen wastewater from ion-type rare earth mines by FAN Cunwen, GUO Peijie, HU Yujia, LIU Xinfu, QIU Qingrong, SU Hao, ZHANG Dachao

Subjects: Get full text

Genetic Gain in Wheat Grain Yield and Nitrogen Use Efficiency at Different Nitrogen Levels in an Irrigated Hot Environment by Izzat Sidahmed Ali Tahir, Elfadil Mohamed Elyayeb Elbashier, Mohamed Ahmed Salih Ibrahim, Abu Sefyan Ibrahim Saad, Osman Suliman Abdalla

“…Improved nitrogen use-efficient cultivars could be the most economically beneficial and environmentally friendly approach to reduce pollution associated with excessive N fertilization. …”
Get full text

Nitrogen Uptake Efficiency and Total Soil Nitrogen Accumulation in Long-Term Beef Manure and Inorganic Fertilizer Application by Peter Omara, Lawrence Aula, William R. Raun

“…However, the efficiency of crop nitrogen (N) uptake from the manure-amended soil may not equate with that from inorganic N sources. …”
Get full text

Alternate partial root-zone irrigation combined with nitrogen fertilizer: An adaptive surge root irrigation and nitrogen strategy to improve apple yield, water-nitrogen use efficiency and fruit quality by Kun Hao, Wei Zhang, Shijiang Zhu, Youliang Peng, Yun Zhong, Feilong Jie, Lihua Liu, Yalin Gao, Lin Zhou, Chuang Liu, Fangyuan Shen

Subjects: Get full text

Optimizing Nitrogen Management in Food and Energy Production and Environmental Protection: Summary Statement from the Second International Nitrogen Conference by Ellis Cowling, James Galloway, Cari Furiness, Mary Barber, Ton Bresser, Ken Cassman, Jan Willem Erisman, Richard Haeuber, Robert Howarth, Jerry Melillo, William Moomaw, Arvin Mosier, Kaj Sanders, Sybil Seitzinger, Stan Smeulders, Robert Socolow, Daniel Walters, Ford West, Zhaoliang Zhu

“…The Second International Nitrogen Conference was designed to facilitate communications among all stakeholders in the “nitrogen community” of the world. …”
Get full text

Timing of nitrogen fertilization and shading affect the transition of nitrogen metabolism in senescing leaves of ripening wheat (Triticum aestivum L.) by Hideki Araki, Hirotaka Ueno, Keisuke Mizuta, Tadashi Takahashi, Masaru Shibata, Jun’ichi Mano

Subjects: Get full text

Macronutrient Deficiencies in Citrus: Nitrogen, Phosphorus, and Potassium by Mongi Zekri, Thomas A. Obreza

“…SL 201/SS420: Macronutrient Deficiencies in Citrus: Nitrogen, Phosphorus, and Potassium (ufl.edu) …”
Get full text

Nitrogen to Potassium Ratios for Florida Golf Courses by Travis W. Shaddox, J. Bryan Unruh

“…This 2-page fact sheet explains the Nitrogen to Potassium ratios that are best for golf courses. …”
Get full text

An Overview of Key Soil Nitrogen Cycling Transformations by Clayton J Nevins, Sarah L Strauss, Patrick Inglett

Subjects: Get full text

Nitrogen Deposition to and Cycling in a Deciduous Forest by Sara C. Pryor, Rebecca J. Barthelmie, Margaret Carreiro, Melissa L. Davis, Anne Hartley, Bjame Jensen, Andrew Oliphant, Melissa J. C. Randolph, Justin T. Schoof

“…The project described here seeks to answer questions regarding the role increased nitrogen (N) deposition is playing in enhanced carbon (C) sequestration in temperate mid-latitude forests, using detailed measurements from an AmeriFlux tower in southern Indiana (Morgan-Monroe State Forest, or MMSF). …”
Get full text

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

“…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. …”
Get full text

Deep soil contributions to global nitrogen budgets by Maya Almaraz, Chao Wang, Michelle Y. Wong

“…Abstract Previous estimates of deep soil inorganic nitrogen (N) reservoirs have been mainly limited to desert soils, however, recent evidence suggests that deep soil pools are far more ubiquitous across biomes and therefore may be important for global N budgets. …”
Get full text

Nitrogen to Potassium Ratios for Florida Golf Courses by Travis W. Shaddox, J. Bryan Unruh

“…This 2-page fact sheet explains the Nitrogen to Potassium ratios that are best for golf courses. …”
Get full text

Importance of Nitrogen and Zinc Fertility in Pecan Production by Niranjan Pokhrel, Louise Ferguson, Lu Zhang

“…This review provides a comprehensive overview of nitrogen and zinc fertilizer management in pecan orchards, covering key topics such as nitrogen sources, nitrogen application rates, the timing of nitrogen application, nitrogen application of damaged trees, the impact of zinc deficiency, and methods for zinc application. …”
Get full text