[1] USDA ARS, POB 459, Mandan, ND 58554 USA
[2] USDA ARS, NCSU Campus Box 7620, Raleigh, NC USA
[3] Natl Inst Agr Technol, Cordoba, Argentina
[4] Univ Buenos Aires, CONICET, Fac Agron, IFEVA, San Martin 4453, Buenos Aires, DF, Argentina
[5] Natl Inst Agr Technol, Buenos Aires, DF, Argentina
[6] Univ Buenos Aires, Fac Agron, IFEVA, CONICET, San Martin 4453, Bienos Aires, Argentina
[7] Queensland Univ Technol, Brisbane, Qld, Australia
[8] Embrapa Environm, RODOVIA SP340 KM 127,5, Sao Paulo, Brazil
[9] Embrapa Headquarters, Parque Estacao Biol PqEB S-N, Brasilia, DF, Brazil
[10] Embrapa Soils, Rua Jardim Bot 1024, Rio De Janeiro, Brazil
[11] Univ Manitoba, Winnipeg, MB, Canada
[12] Agr & Agri Food Canada, Quebec City, PQ, Canada
[13] Agr & Agri Food Canada, Lethbridge, AB, Canada
[14] Univ Waterloo, Waterloo, ON, Canada
[15] Univ Manitoba, Dept Soil Sci, Winnipeg, MB, Canada
[16] Aarhus Univ, Dept Agroecol, Blichers Alle 20,Postboks 50, DK-8830 Tjele, Denmark
[17] Nat Resources Inst Finland, Tietotie 4, FI-31600 Jokioinen, Finland
[18] French Natl Inst Agr Res INRA, Ecosys UMR1402, F-78850 Thiverval Grignon, France
[19] French Natl Inst Agr Res INRA, Paris, France
[20] French Natl Inst Agr Res INRA, Orleans, France
[21] Thunen Inst Climate Smart Agr, Braunschweig, Germany
[22] Indonesian Soil Res Inst, Jl Tentara Pelajar 12, Bogor 16114, Indonesia
[23] Indonesian Ctr Food Crop Res & Dev, Jalan Merdeka 147, Bogor 16111, Indonesia
[24] TEAGASC, Oak Pk Crops Res Ctr, Oak Pk, Carlow, Ireland
[25] Univ Padua, Dipartimento Agron Anim Alimenti Risorse Nat & Am, Padua, Italy
[26] Univ Turin, Dept Agr Forest & Food Sci, Largo Braccini 2, I-10095 Grugliasco, TO, Italy
[27] Univ Pisa, Dept Agron & Agroecosyst Management DAGA, Via S Michele degli Scalzi 2, I-56100 Pisa, Italy
[28] Univ Politecn Marche, Dipartimento Sci Agr Alimentari & Ambientali, Via Brecce Bianche, I-60131 Ancona, Italy
[29] Univ Sassari, Nucleo Ric Desertificaz, Viale Italia 39, I-07100 Sassari, Italy
[30] Univ Sassari, Dipartimento Agr, Viale Italia 39, I-07100 Sassari, Italy
[31] Univ Perugia, Dept Agr Food & Environm Sci, Borgo 20 Giugno,74, I-06121 Perugia, Italy
[32] Res Unit Cropping Syst Dry Environm CRA SCA, Via Celso Ulpiani 5, I-70125 Bari, Italy
[33] Univ Bologna, Alma Mater Studiorum, Dipartimento Sci Agr, I-40126 Bologna, Italy
[34] Natl Inst Agroenvironm Sci, 3-1-3 Kannondai, Tsukuba, Ibaraki 3058604, Japan
[35] Natl Acad Agr Sci, Seoul, South Korea
[36] Univ Waikato, Res Inst, Private Bag 3105, Hamilton 3240, New Zealand
[37] Inst Agrifood Res & Technol IRTA, Barcelona, Catalonia, Spain
[38] Agroscope, Reckenholzstr 191, CH-8046 Zurich, Switzerland
[39] Dept Environm Food & Rural Affairs, Area 1B Nobel House,17 Smith Sq, London SW1P 3JR, England
[40] James Hutton Inst, Aberdeen AB15 8QH, Scotland
[41] USDA ARS, 2150 Ctr Ave,Bldg D,Suite 100, Ft Collins, CO 80522 USA
[42] Kansas State Univ, Throckmorton Ctr 2701, Manhattan, KS 66506 USA
[43] Natl Inst Agr Res Uruguay, Montevideo, Uruguay