Contents Preface........................................................................................................................ix Editor…………................................................................................................................xi Contributors.............................................................................................................xiii List of Abbreviations...............................................................................................xvii PART 1 Nitrate in Soils Chapter 1 Biogeochemistry of Nitrate in Soils......................................................3 Roberto Garcia- Ruiz, Milagros Torrus- Castillo, Pablo Domouso de Agar, Roberto Garcia- Peran, Gustavo Ruiz- Catedra, and Julio Calero Chapter 2 Nitrate in Agricultural Soils................................................................25 Melida Gutierrez, Maria Teresa Alarcon- Herrera, Esperanza Y. Calleros- Rincon, and Melissa Bledsoe Chapter 3 Nitrate Transport in Agricultural Systems...........................................45 Sara Vero and Matthew Ascott PART 2 Nitrate in Plants Chapter 4 Nitrate in Plant Physiology.................................................................73 Jitu Chauhan, Simran Chachad, Zoya Shaikh, Johra Khan, and Ahmad Ali Chapter 5 Nitrate in Plant Nutrition.....................................................................91 Ya- Yun Wang Chapter 6 Nitrogen Fertilizers and the Environment.........................................103 Eric Walling and Celine Vaneeckhaute Chapter 7 Nitrate Management by Using Innovative Techniques.....................137 Eleftherios Evangelou and Christos Tsadilas Chapter 8 Estimation of Nitrogen Status in Plants............................................163 Miguel Garcia- Servin, Luis Miguel Contreras- Medina, Irineo Torres- Pacheco, and Ramon Gerardo Guevara- Gonzalez PART 3 Nitrate in Water Chapter 9 Nitrate in Fresh Waters......................................................................185 Daniel F. Gomez Isaza and Essie M. Rodgers Chapter 10 Inorganic Nitrogen Ions of Surface and Ground Waters of Sterea Hellas, Central Greece: A Case Study...............................209 Christos D. Tsadilas, Miltiadis Tziouvalekas, Eleftherios Evangelou, Alexandros Tsitouras, Christos Petsoulas, and Antonios Peppas Chapter 11 Determination of Nitrate in Waters...................................................235 Md Eshrat E. Alahi, Fahmida Wazed Tina, and Subhas Mukhopadhyay PART 4 Nitrate in the Food Chain Chapter 12 Nitrate in Plant and Animal Foods....................................................265 Malgorzata Karwowska Chapter 13 Nitrate as Food Additives..................................................................281 Teresa D’Amore, Aurelia Di Taranto, Giovanna Berardi, Valeria Vita, and Marco Iammarino PART 5 Nitrate in Human Body Chapter 14 Nitrate and Human Health: An Overview.........................................303 Keith R. Martin and Richard J. Bloomer Chapter 15 Nitrate and Methemoglobinemia.......................................................347 Sarah Fossen Johnson Chapter 16 Inorganic Nitrate and Nitrite: Dietary Nutrients or Poisons?............357 Nathan S. Bryan Chapter 17 Nitrate and Cardiovascular Systems..................................................375 Andrew Xanthopoulos, Apostolos Dimos, Alexandros Zagouras, Nikolaos Iakovis, John Skoularigis, and Filippos Triposkiadis PART 6 Regulations Chapter 18 Regulations on Nitrate Use and Management...................................405 Faycal Bouraoui, Panos Panagos, Anna Malago, Alberto Pistocchi, and Christophe Didion Index.......................................................................................................................425