References

Akiyama, H., Yagi, K. and Yan, X. (2005) Direct N2O emissions from rice paddy fields: summary of available data. Global Biogeochemical Cycles 19, GB1005.

Alvarez, R. (2005) A review of nitrogen fertilizer and conservation tillage effects on soil organic carbon storage. Soil Use and Management 21, 38-52.

Ballcoelho, B.R., Roy, R.C. and Swanton, C.J. (1998) Tillage alters corn root distribution in coarse-textured soil. Soil and Tillage Research 45, 237-249. Barker, T., Bashmakov, I., Bernstein, L., Bogner, J.E., Bosch, PR., Dave, R., Davidson, O.R., Fisher, B.S., Gupta, S., Halsnaes, K., Heij, G.J., Kahn-Ribeiro, S., Kobayashi, S., Levine, M.D., Martino, D.L., Masera, O., Metz, B., Meyer, L.A., Nabuurs, G.-J., Najam, A., Nakicenovic, N., Rogner, H.-H., Roy, J., Sathaye, J., Schock, R., Shukla, P, Sims, R.E.H., Smith, P, Tirpak, D.A., Urge-Vorsatz, D. and Zhou, D. (2007) Technical summary. In: Metz, B., Davidson, O.R., Bosch,

PR., Dave, R. and Meyer, L.A. (eds) Climate Change 2007: Mitigation. Contribution of Working Group III to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change. Cambridge University Press, Cambridge, UK, pp. 620-690.

Bayer, C., Mielniczuk, J., Amado, T.J.C., Martin-Neto, L. and Fernandes, S.V. (2000) Organic matter storage in a sandy clay loam Acrisol affected by tillage and cropping systems in southern Brazil. Soil and Tillage Research 54, 101-109.

Beare, M.H., Hendrix, P.F. and Coleman, D.C. (1994) Water-stable aggregates and organic matter fractions in conventional and no-tillage soils. Soil Science Society of America Journal 58, 777-786.

Belder, P., Bouman, B.A.M., Cabangon, R., Lu, G., Quilang, E.J.P, Li, Y., Spiertz, J.H.J. and Tuong, T.P. (2004) Effect of water-saving irrigation on rice yield and water use in typical lowland conditions in Asia. Agricultural Water Management 65, 193-210.

Black, A.L. and Tanaka, D.L. (1997) A conservation tillage-cropping study in the Northern Great Plains of the United States. In: Paul, E.A., Paustian, K., Elliot, E.T. and Cole, C.V. (eds) Soil Organic Matter in Temperate Agroecosystems -Long-term Experiments in North America. CRC Press, New York, pp. 335-342.

Bouman, B.A.M., Lampayan, R.M. and Tuong, T.P. (2007) Water Management in Irrigated Rice: Coping with Water Scarcity. International Rice Research Institute, Los Baños, The Philippines.

Bouwman, A.F., Boumans, L.J.M. and Batjes, N.H. (2002) Emissions of N2O and NO from fertilized fields: summary of available measurement data. Global Biogeochemical Cycles 16, 1058.

Bowman, R.A., Vigil, R.S., Nielsen, D.C. and Anderson, R.L. (1999) Soil organic matter changes in intensively cropped dryland systems. Soil Science Society of America Journal 63, 186-191.

Bronson, K.F., Neue, H.U., Singh, U. and Abao, E.B. Jr (1997) Automated chamber measurements of methane and nitrous oxide flux in a flooded rice soil. I Residue, nitrogen, and water management. Soil Science Society of America Journal 61, 981-987.

Bruinsma, J. (2003) World Agriculture: Towards 2015/2030. A Food and Agriculture Organization (FAO) study. Earthscan, London.

Buchanan, M. and King, L.D. (1992) Seasonal fluctuations in soil microbial biomass carbon, phosphorus, and activity in no-till and reduced-chemical-input maize agroecosystems. Biology and Fertility of Soils 13, 211-217.

Bundy, L.G. and Andraski, T.W. (1995) Soil yield potential effects on performance of soil nitrogen tests. Journal of Production Agriculture 8, 561568.

Cai, Z., Xing, G., Yan, X., Xu, H., Tsuruta, H., Yagi, K. and Minami, K. (1997) Methane and nitrous oxide emissions from rice paddy fields as affected by nitrogen fertilizers and water management. Plant and Soil 196, 7-14.

Cai, Z., Xing, G., Shen, G., Xu, H., Yan, X., Tsuruta, H., Yagi, K. and Minami, K. (1999) Measurements of CH4 and N2O emissions from rice paddies in Fengqiu, China. Soil Science and Plant Nutrition 45, 1-13.

Cerrato, M.E. and Blackmer, A.M. (1991) Relationship between leaf nitrogen concentrations and the nitrogen status of corn. Journal of Production Agriculture 4, 525-531.

Collins, H.P., Paul, E.A., Paustian, K. and Elliot, E.T. (1997) Characterization of soil organic carbon relative to its stability and turnover. In: Paul, E.A., Paustian, K., Elliot, E.T. and Cole, C.V. (eds) Soil Organic Matter in Temperate Agroecosystems, Long Term Experiments in North America. Lewis Publishers, Boca Raton, Florida, pp. 51-72.

Denman, K.L., Brasseur, G., Chidthaisong, A., Ciais, P., Cox, P.M., Dickinson, R.E., Hauglustaine, D., Heinze, C., Holland, E., Jacob, D., Lohmann, U., Ramachandran, S., da Silva Dias, PL., Wofsy, S.C. and Zhang, X. (2007) Couplings between changes in the climate system and biogeochemistry. In: Solomon, S., Qin, D., Manning, M., Chen, Z., Marquis, M., Averyt, K.B., Tignor, M. and Miller, H.L. (eds) Climate Change 2007: the Physical Science Basis. Contribution of Working Group I to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change. Cambridge University Press, Cambridge, UK, pp. 499-588.

Dobermann, A., Witt, C., Dawe, D., Gines, G.C., Nagarajan, R., Satawathananont, S., Son, T.T., Tan, P.S., Wang, G.H., Chien, N.V., Thoa, V.T.K., Phung, C.V., Stalin, P., Muthukrishnan, P., Ravi, V., Babu, M., Chatuporn, S., Kongchum, M., Sun, Q., Fu, R., Simbahan, G.C. and Adviento, M.A.A. (2002) Site-specific nutrient management for intensive rice cropping systems in Asia. Field Crops Research 74, 37-66.

Dobermann, A., Walters, D.T. and Adviento-Borbe, M.A.A. (2007) Global warming potential of high-yielding continuous corn and corn-soybean systems. Better Crops 91(3), 16-19.

Doran, J.W., Elliott, E.T. and Paustian, K. (1998) Soil microbial activity, nitrogen cycling, and long-term changes in organic carbon pools as related to fallow tillage management. Soil and Tillage Research 49, 3-18.

Drury, C.F., Reynolds, W.D., Tan, C.S., Welacky, T.W., Calder, W. and McLaughlin, N.B. (2006) Emissions of nitrous oxide and carbon dioxide: influence of tillage type and nitrogen placement depth. Soil Science Society of America Journal 70, 570-581.

Ellert, B.H. and Bettany, J.R. (1995) Calculation of organic matter and nutrients stored in soils under contrasting management regimes. Canadian Journal of Soil Science 75, 529-538.

FAOSTAT (2009) FAO Database. Food and Agriculture Organization of the United Nations. Available at: http://faostat.fao.org/site/339/ default.aspx (accessed 6 March 2009).

Foley, J.A., DeFries, R., Asner, G.P, Barford, C., Bonan, G., Carpenter, S.R., Chapin, F.S. and Coe, M.T. (2005) Global consequences of land use. Science 309, 570-574.

Forster, P., Ramaswamy, V., Artaxo, P., Berntsen, T., Betts, R., Fahey, D.W., Haywood, J., Lean, J., Lowe, D.C., Myhre, G., Nganga, J., Prinn, R., Raga, G., Schulz, M. and Van Dorland, R. (2007) Changes in atmospheric constituents and in radiative forcing. In: Solomon, S., Qin, D., Manning, M., Chen, Z., Marquis, M., Averyt, K.B., Tignor, M. and Miller, H.L. (eds) Climate Change 2007: the Physical Science Basis. Contribution of Working Group I to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change. Cambridge University Press, Cambridge, UK, pp. 129-234.

Franzluebbers, A.J., Hons, F.M. and Zuberer, D.A. (1994) Long-term changes in soil carbon and nitrogen pools in wheat management systems. Soil Science Society of America Journal 58, 1639-1645.

Gal, A., Vyn, T.J., Micheli, E., Kladivko, E.J. and McFee, W.W. (2007) Soil carbon and nitrogen accumulation with long-term no-till versus moldboard plowing overestimated with tilled-zone sampling depths. Soil and Tillage Research 96, 42-51.

Govaerts, B., Verhulst, N., Castellanos-Navarrete, A., Sayre, K.D., Dixon, J. and Dendooven, L. (2009) Conservation agriculture and soil carbon sequestration: between myth and farmer reality. Critical Reviews in Plant Sciences 28(3), 97-122.

Granli, T. and B0ckman, O.C. (1994) Nitrous oxide from agriculture. Norwegian Journal of Agricultural Sciences Supplement No.12, 7-83.

Gregory, P.J., Ingram, J.S.I., Andersson, R., Betts, R.A., Brovkin, V., Chase, T.N., Grace, P.R., Gray, A., Hamilton, N., Hardy, T.B., Howden, S.M., Jenkins, A., Meybeck, M., Olsson, M., Ortiz-

Monasterio, I., Palm, C.A., Payne, T., Rummukainen, M., Schulze, R.E., Thiem, M., Valentin, C. and Wilkinson, M.J. (2002) Environmental consequences of alternative practices for intensifying crop production. Agriculture, Ecosystems and Environment 88, 279-290.

Halvorson, A.D., Wienhold, B.J. and Black, A.L. (2002) Tillage, nitrogen, and cropping system effects on soil carbon sequestration. Soil Science Society of America Journal 66, 906-912.

Heffer, P. (2009) Assessment of Fertilizer Use by Crop at the Global Level 2006/07-2007/08. International Fertilizer Industry Association, Paris.

Heffer, P. and Prud'homme, M. (2007) World agriculture and fertilizer demand, global fertilizer supply and trade 2007-2008. Summary report of the 33rd International Fertilizer Industry Association Enlarged Council Meeting, 27-29 November 2007, Doha, Qatar. International Fertilizer Industry Association, Paris.

Hultgreen, G. and Leduc, P. (2003) The Effect of Nitrogen Fertilizer Placement, Formulation, Timing, and Rate on Greenhouse Gas Emissions and Agronomic Performance. Final Report, Project No. 5300G, ADF#19990028. Saskatchewan Department of Agriculture and Food, Regina, Saskatchewan. Available at: http://www.agr.gov.sk.ca/apps/adf/adf_admin/ reports/19990028.pdf (accessed 14 April 2008).

Intergovernmental Panel on Climate Change (IPCC) (1997) Revised 1996 IPCC Guidelines for National Greenhouse Gas Inventories: Reference Manual, Vol. 3. Bracknell, UK.

Intergovernmental Panel on Climate Change (IPCC) (2000) Good Practice Guidance and Uncertainty Management in National Greenhouse Gas Inventories. Institute for Global Environmental Strategies, Hayama, Japan.

Intergovernmental Panel on Climate Change (IPCC) (2006) Cropland. In: 2006 IPCC Guidelines for National Greenhouse Gas Inventories. Volume 4: Agriculture, Forestry and Other Land Use. Prepared by the National Greenhouse Gas Inventories Programme, edited by Eggleston, H.S., Buendia, L., Miwa, K., Ngara, T. and Tanabe, K. Institute for Global Environmental Strategies, Hayama, Japan, pp. 5.1-5.66.

International Fertilizer Industry Association (IFA) (2009) Statistics Section. Available at: http:// www.fertilizer.org/ifa/ifadata/results (accessed 7 May 2009).

International Fertilizer Industry Association (IFA)/ Food and Agriculture Organization (FAO) (2001)

Global Estimates of Gaseous Emissions of NH3, NO and N2O from Agricultural Land. IFA, Paris/ FAO, Rome.

Lal, R. (2004) Carbon emissions from farm operations. Environment International 30, 981990.

Lal, R. (2007) Anthropogenic influences on world soils and implications for global food security. Advances in Agronomy 93, 69-93.

Lavelle, P., Blanchart, E., Martin, A., Martin, S., Spain, A., Toutain, F., Barois, I. and Schaefer, R. (1993) A hierarchical model for decomposition in terrestrial ecosystems, application to soils of the humid tropics. Biotropica 25, 130-150.

Legg, J.O. and Meisinger, J.J. (1982) Soil nitrogen budgets. In: Stevenson, F.J. (ed.) Nitrogen in Agricultural Soils. Agronomy Monograph 22. American Society of Agronomy, Crop Science Society of America, Soil Science Society of America, Madison, Wisconsin, pp. 503-566.

Li, C., Mosier, A., Wassmann, R., Cai, Z., Zheng, X., Yao, H., Tsuruta, H., Boonjawat, J. and Lantin, R. (2004) Modeling greenhouse gas emissions from rice-based production systems: sensitivity and upscaling. Global Biogeochemical Cycles 18, GB1043.

Li, C., Salas, W., DeAngelo, B. and Rose, S. (2006) Assessing alternatives for mitigating net greenhouse gas emissions and increasing yields from rice production in China over the next twenty years. Journal of Environmental Quality 35, 1554-1565.

Lobell, D. and Ortiz-Monasterio, I. (2007) Impacts of day and night temperature increases on spring wheat yields: a comparison of empirical and CERES model predictions in three locations. Agronomy Journal 99, 469-477.

Lobell, D.B., Ortiz-Monasterio, J.I. and Asner, G.P (2004) Relative importance of soil and climate variability for nitrogen management in irrigated wheat. Field Crops Research 87, 155-165.

Lobell, D., Ortiz-Monasterio, I., Asner, G.P., Naylor, R. and Falcon, W. (2005) Analysis of wheat and climatic trends in Mexico. Field Crops Research 94, 250-256.

Mahler, R.L., Koehler, F.E. and Lutcher, L.K. (1994) Nitrogen source, timing of application, and placement: effects on winter production. Agronomy Journal 86, 637-642.

Marland, G., West, T.O., Schlamadinger, B. and Canella, L. (2003) Managing soil organic carbon in agriculture, the net effect on greenhouse gas emissions. Tellus 55B, 613-621.

Matson, P.A., Parton, W.J., Power, A.G. and Swift, M.J. (1997) Agricultural intensification and ecosystem properties. Science 277, 504-509.

Matson, P.A., Naylor, R. and Ortiz-Monasterio, I. (1998) Integration of environmental, agronomic, and economic aspects of fertilizer management. Science 280, 112-115.

Minamikawa, K. and Sakai, N. (2005) The effect of water management based on soil redox potential on methane emission from two kinds of paddy soils in Japan. Agriculture, Ecosystems and Environment 116, 181-188.

Moretto, A.S., Distel, R.A. and Didoné, N.G. (2001) Decomposition and nutrient dynamic of leaf litter and roots from palatable and unpalatable grasses in a semi-arid grassland. Applied Soil Ecology 18, 31-37.

Mosier, A.R., Halvorson, A.D., Reule, C.A. and Liu, X.J. (2006) Net global warming potential and greenhouse gas intensity in irrigated cropping systems in northeastern Colorado. Journal of Environmental Quality 35, 1584-1598.

Nishimura, N., Sawamoto, T., Akiyama, H., Sudo, S. and Yagi, K. (2004) Methane and nitrous oxide emissions from a paddy field with Japanese conventional water management and fertilizer application. Global Biogeochemical Cycles 18, GB2017.

Olivier, J.G.J. and Berdowski, J.J.M. (2001) Global emissions sources and sinks. In: Berdowski, J., Guicherit, R. and Heij, B.J. (eds) The Climate System. A.A. Balkema Publishers/Swets and Zeitlinger Publishers, Lisse, The Netherlands, pp. 33-78.

Olivier, J.G.J., Berdowski, J.J.M., Peters, J.A.H.W., Bakker, J., Visschedijk, A.J.H. and Bloos, J.-PJ. (2001) Applications of EDGAR. Including a Description of EDGAR 3.0: Reference Database with Trend Data for 1970-1995. National Institute for Public Health and the Environment (RIVM) report no. 773301 001. RIVM, Bilthoven, The Netherlands.

Ortiz, R., Sayre, K.D., Govaerts, B., Gupta, R., Subbarao, G.V., Ban, T., Hodson, D., Dixon, J.M., Ortiz-Monasterio, J.I. and Reynolds, M. (2008) Climate change: can wheat beat the heat? Agriculture, Ecosystems and Environment 126(1-2), 46-58.

Ortiz-Monasterio, J.I. and Raun, W. (2007) Reduced nitrogen and improved farm income for irrigated spring wheat in the Yaqui Valley, Mexico using sensor based nitrogen management. Journal of Agricultural Science 145(3), 215-222.

Ortiz-Monasterio, J.I., Matson, P.A., Panek, J. and Naylor, R.L. (1996) Nitrogen fertilizer management consequences of N2O and NO emissions in Mexican irrigated wheat. In: Transactions of the 9th Nitrogen Workshop. Technische Universitat Braunschweig, Braunschweig, Lower Saxony, Germany, pp. 531-534.

Panek, J.A., Matson, PA., Ortiz-Monasterio, I. and Brooks, P. (2000) Distinguishing nitrification and denitrification sources of N2O in Mexican wheat systems using 15N as a tracer. Ecological Applications 10(2), 506-514.

Paustian, K., Andrén, O., Janzen, H.H., Lal, R., Smith, P., Tian, G., Tiessen, H., Van Noordwijk, M. and Woomer, PL. (1997) Agricultural soils as a sink to mitigate CO2 emissions. Soil Use and Management 13, 230-244.

Qin, R., Stamp, P. and Richner, W. (2006) Impact of tillage on maize rooting in a Cambisol and Luvisol in Switzerland. Soil and Tillage Research 85, 50-61.

Randall, G.W., Vetsch, J.A. and Huffman, J.R. (2003) Corn production on a subsurface-drained Mollisol as affected by time of nitrogen application and nitrapyrin. Agronomy Journal 95, 1213-1219.

Raun, W.R., Ortiz-Monasterio, I. and Solie, J.B. (2009) Temporally and spatially dependent nitrogen management in diverse environments. In: Carver, B.F. (ed.) Wheat Science and Trade. Wiley-Blackwell, Ames, Iowa, pp 203-214.

(2001) Nitrogen leaching and soil nitrate, and ammonium levels in an irrigated wheat system in northern Mexico. Nutrient Cycling in Agroecosystems 61, 223-236.

Robertson, G.P., Paul, E.A. and Harwood, R.R. (2000) Greenhouse gases in intensive agriculture, contributions of individual gases to the radiative forcing of the atmosphere. Science 289, 1922-1924.

Schmitt, M.A. and Randall, G.W. (1994) Developing a soil nitrogen test for improved recommendations for corn. Journal of Production Agriculture 7, 328-334.

Six, J., Elliott, E.T. and Paustian, K. (2000) Soil macroaggregate turnover and microaggregate formation, a mechanism for C sequestration under no-tillage agriculture. Soil Biology and Biochemistry 32, 2099-2103.

(2002) Stabilization mechanisms of soil organic matter, implications for C-saturation of soils. Plant and Soil 241, 155-176.

Slangen, J.H.G. and Kerkhoff, P. (1984) Nitrification inhibitors in agriculture and horticulture: a literature review. Fertilizer Research 5, 1-76.

Smith, C.J., Brandon, M. and Patrick, W.H., Jr (1982) Nitrous oxide emission following urea-N fertilization of wetland rice. Soil Science and Plant Nutrition 28, 161-171.

Snyder, C.S., Bruulsema, T.W. and Jensen, T.L. (2007) Greenhouse Gas Emissions from Cropping Systems and the Influence of Fertilizer

Management - a Literature Review. International Plant Nutrition Institute, Norcross, Georgia.

Solomon, S., Qin, D., Manning, M., Alley, R.B., Berntsen, T., Bindoff, N.L., Chen, Z., Chidthaisong, A., Gregory, J.M., Hegerl, G.C., Heimann, M., Hewitson, B., Hoskins, B.J., Joos,

F., Jouzel, J., Kattsov, V., Lohmann, U., Matsuno, T., Molina, M., Nicholls, N., Overpeck, J., Raga,

G., Ramaswamy, V., Ren, J., Rusticucci, M., Somerville, R., Stocker, T.F., Whetton, P., Wood, R.A. and Wratt, D. (2007) Technical summary. In: Solomon, S., Qin, D., Manning, M., Chen, Z., Marquis, M., Averyt, K.B., Tignor, M. and Miller,

H.L. (eds) Climate Change 2007: the Physical Science Basis. Contribution of Working Group I to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change. Cambridge University Press, Cambridge, UK, pp. 20-91.

Stehfest, E. and Bouwman, L. (2006) N2O and NO emission from agricultural fields and soils under natural vegetation: summarizing available measurement data and modeling of global annual emissions. Nutrient Cycling in Agroecosystems 74, 207-228.

Subbarao, G.V., Ito, O., Wang, H.Y., Nakahara, K., Suenaga, K., Rondon, M., Rao, I.M., Lascano, C. and Ishitani, M. (2005) Root exudates of Brachiaria humidicola inhibit nitrification -characterization and quantification of this unique biological phenomenon. In: Li, C.J., Zhang, F.S., Dobermann, A., Lambers, H., Li, X.L., Marschner, P., Maene, L.M., Grath, S., Oenema, O., Peng, S.B., Rengel, Z., Shen, Q.R., Welch, R., von Wiren, N., Yan, X.L. and Zhu, Y.G. (eds) Plant Nutrition for Food and Security, Human Health and Environment Protection. Tsinghua University Press, Beijing, pp. 444-445.

Subbarao, G.V., Ito, O., Berry, W., Sahrawat, K.L., Rondon, M., Rao, I.M., Nakahara, K., Ishikawa, T. and Suenaga, K. (2006) Scope and strategies for regulation of nitrification in agricultural systems - challenges and opportunities. Critical Reviews in Plant Sciences 25, 1-33.

Subbarao, G.V., Ban, T., Kishii, M., Ito, O., Samejima, H., Wang, H.Y., Pearse, S.J., Gopalakrishnan, S., Nakahara, K., Zakir Hossain, A.K.M., Tsujimoto, H. and Berry, W.L. (2007) Can biological nitrification inhibition (BNI) genes from perennial Leymus racemosus (Triticeae) combat nitrification in wheat farming? Plant and Soil 299, 55-64.

Tabbal, D.F., Bouman, B.A.M., Bhuiyan, S.I., Sibayan, E.B. and Sattar, M.A. (2002) On-farm strategies for reducing water input in irrigated rice: case studies in the Philippines. Agricultural Water Management 56, 93-112.

Thomas, G.A., Dalal, R.C. and Standley, J. (2007) No-till effects on organic matter, pH, cation exchange capacity and nutrient distribution in a Luvisol in the semi-arid subtropics. Soil and Tillage Research 94, 295-304.

Trinsoutrot, I., Recous, S., Bentz, B., Lineres, M., Cheneby, D. and Nicolardot, B. (2000) Biochemical quality of crop residues and carbon and nitrogen mineralization kinetics under nonlimiting nitrogen conditions. Soil Science Society of America Journal 64, 918-926.

VandenBygaart, A.J., Yang, X.M., Kay, B.D. and Aspinall, D. (2002) Variability in carbon sequestration potential in no-till soil landscapes of southern Ontario. Soil and Tillage Research 65, 231-241.

VandenBygaart, A.J., Gregorich, E.G. and Angers, D.A. (2003) Influence of agricultural management on soil organic carbon, a compendium and assessment of Canadian studies. Canadian Journal of Soil Science 83, 363-380.

Vanlauwe, B., Dendooven, L. and Merckx, R. (1994) Residue fractionation and decomposition, the significance of the active fraction. Plant and Soil 158, 263-274.

Wang, W.J. and Dalal, R.C. (2006) Carbon inventory for a cereal cropping system under contrasting tillage, nitrogen fertilisation and stubble management practices. Soil and Tillage Research 91, 68-74.

Wassmann, R., Neue, H.U., Lantin, R.L., Aduna, J.B., Alberto, M.C., Andales, M.J., Tan, M.J., Denier van der Gon, H.A.C., Hoffmann, H., Papen, H., Rennenberg, H. and Seiler, W. (1994) Temporal patterns of methane emissions from wetland ricefields treated by different modes of N application. Journal of Geophysical Research 99, 16457-16462.

Wassmann, R., Neue, H.U., Ladha, J.K. and Aulakh, M.S. (2004) Mitigating greenhouse gas emissions from rice-wheat cropping systems in Asia. Environment, Development and Sustainability 6, 65-90.

Wassmann, R., Butterbach-Bahl, K. and Dobermann, A. (2007) Irrigated rice production systems and greenhouse gas emissions: crop and residue management trends, climate change impacts and mitigation strategies. CAB Reviews: Perspectives in Agriculture, Veterinary Science, Nutrition and Natural Resources 2(004), 14.

West, T.O. and Marland, G. (2002) A synthesis of carbon sequestration, carbon emissions, and net carbon flux in agriculture, comparing tillage practices in the United States. Agriculture, Ecosystems and Environment 91, 217-232.

West, TO. and Post, W.M. (2002) Soil organic carbon sequestration rates by tillage and crop rotation. Soil Science Society of America Journal 66, 1930-1946.

Yagi, K. (2002) Methane emissions in rice, mitigation options for. In: Encyclopedia of Soil Science. Marcel Dekker, New York, pp. 814-818.

Yagi, K., Tsuruta, H. and Minami, K. (1997) Possible mitigation options from rice cultivation. Nutrient Cycling in Agroecosystems 49, 213-220.

Yan, X., Akimoto, H. and Ohara, T. (2003) Estimation of nitrous oxide, nitric oxide and ammonia emissions from croplands in East, Southeast and South Asia. Global Change Biology 9, 1-17.

Yan, X., Yagi, K., Akiyama, H. and Akimoto, H. (2005) Statistical analysis of the major variables controlling methane emission from rice fields. Global Change Biology 11, 1131-1141.

(2009) Global estimations of the inventory and mitigation potential of methane emissions from rice cultivation conducted using the 2006 IPCC guidelines. Global Biogeochemical Cycles 23, GB2002.

Yang, X.M. and Kay, B.D. (2001) Rotation and tillage effects on soil organic carbon sequestration in a typic Hapludalf in southern Ontario. Soil and Tillage Research 59, 107-114.

Zebarth, B.J., Rochette, P, Burton, D.L. and Price, M. (2008) Effect of fertilizer nitrogen management on N2O emissions in commercial corn fields. Canadian Journal of Soil Science 88(2), 189-195.

Zheng, X., Wang, M., Wang, Y., Shen, R., Gou, J., Li, J., Jin, J. and Li, L. (2000) Impact of soil moisture on nitrous oxide emission from croplands: a case study on the rice-based agro-ecosystem in southeast China. Chemosphere -Global Change Science 2, 207-224.

0 0

Post a comment