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(301) 504-6492 vbaligar@asrr.arsusda.gov Soil Science Banuelos, Gary (559) 596-2880 gbanuelos@fresno.ars.usda.gov Soil Science Baumhardt, Roland - Louis (806) 356-5766 rlbaumhardt@cprl.ars.usda.gov Soil Science Benjamin, Joseph (970) 345-2259 joseph.benjamin@ars.usda.gov Soil Science Blank, Robert - Bob (775) 784-6057 blank@scs.unr.edu Soil Science Bradford, Joe (956) 969-4859 jbradford@weslaco.ars.usda.gov Soil Science Bradford, Scott (909) 369-4857 sbradford@ussl.ars.usda.gov Soil Science Brodahl, Mary (970) 492-7423 mary.brodahl@ars.usda.gov Soil Science Bryant, Ray (814) 863-0923 ray.bryant@ars.usda.gov Soil Science Busscher, Warren (843) 669-5203 busscher@florence.ars.usda.gov Soil Science Callahan, Michael (814) 863-0939 michael.callahan@ars.usda.gov Soil Science Cambardella, Cynthia - Cindy (515) 294-2921 cindyc@nstl.gov Soil Science Cavigelli, Michel (301) 504-8327 cavigelm@ba.ars.usda.gov Soil Science Collins, Harold - Hal (509) 786-9250 hcollins@pars.ars.usda.gov Soil Science Conklin, Anne (301) 504-5283 conklina@ba.ars.usda.gov Soil Science Copeland, Karen (806) 356-5735 kcopeland@cprl.ars.usda.gov Soil Science Copeland, Stephen (612) 625-2747 smcope@umn.edu Soil Science Corwin, Dennis (909) 369-4819 dcorwin@ussl.ars.usda.gov Soil Science Dao, Thanh (301) 504-8315 thdao@anri.barc.usda.gov Soil Science Delgado, Jorge (970) 492-7260 jorge.delgado@ars.usda.gov Soil Science Dell, Curtis (814) 863-0984 curtis.dell@ars.usda.gov Soil Science Dolan, Michael (612) 625-9245 mdolan@umn.edu Soil Science Dungan, Robert (301) 504-9840 rdungan@anri.barc.usda.gov Soil Science Dunn, Gale (970) 492-7320 gale.dunn@ars.usda.gov Soil Science Emmerich, William - Bill (520) 670-6381 bemmerich@tucson.ars.ag.gov Soil Science Entry, James (208) 423-6553 jentry@nwisrl.ars.usda.gov Soil Science Evett, Steven (806) 356-5775 srevett@cprl.ars.usda.gov Soil Science Fausey, Norman - Norm (614) 292-9806 fausey.1@osu.edu Soil Science Feldhake, Charles (304) 256-2830 charlie.feldhake@ars.usda.gov Soil Science Fletcher, Reginald (956) 969-4834 rfletcher@weslaco.ars.usda.gov Soil Science Follett, Ronald - Ron (970) 492-7220 ronald.follett@ars.usda.gov Soil Science Fortuna, Ann-Marie (207) 581-3376 ann-marie.fortuna@ars.usda.gov Soil Science Francis, Dennis (402) 472-8494 dfrancis1@unl.edu Soil Science Franklin, Dorcas - Dory (706) 769-5631 dfrankln@uga.edu Soil Science Gish, Timothy (301) 504-8378 tgish@hydrolab.arsusda.gov Soil Science Glenn, D. Michael - Michael (304) 725-3451 mglenn@afrs.ars.usda.gov Soil Science Goldberg, Sabine (909) 369-4820 sgoldberg@ussl.ars.usda.gov Soil Science Gollany, Hero (541) 278-4410 hero.gollany@oregonstate.edu Soil Science Graff, Carrie (301) 504-9835 graffc@ba.ars.usda.gov Soil Science Green, Colleen (515) 294-9419 green@nstl.gov Soil Science Grigg, Brandon (225) 578-0746 bgrigg@msa-stoneville.ars.usda.gov Soil Science Gross, Jason (701) 667-3006 grossj@mandan.ars.usda.gov Soil Science Halvorson, Ardell (970) 492-7230 ardell.halvorson@ars.usda.gov Soil Science Halvorson, Jonathan (304) 256-2807 jonathan.halvorson@ars.usda.gov Soil Science Haney, Richard (254) 770-6503 rhaney@spa.ars.usda.gov Soil Science Harper, Lowry (706) 769-5631 lharper@uga.edu Soil Science Heathman, Gary (405) 262-5291 heathman@grl.ars.usda.gov Soil Science Heathman, Gary (405) 262-5291 heathman@grl.ars.usda.gov Soil Science Helling, Charles (301) 504-6645 hellingc@ba.ars.usda.gov Soil Science Herrick, Jeffrey - Jeff (505) 646-5194 jherrick@nmsu.edu Soil Science Honeycutt, Charles - Wayne (207) 581-3363 wayne.honeycutt@ars.usda.gov Soil Science Huang, Chi Hua (765) 494-6143 chihua@purdue.edu Soil Science Hubbard, Robert (229) 386-3893 hubbard@tifton.usda.gov Soil Science Hunt, Patrick (843) 669-5203 hunt@florence.ars.usda.gov Soil Science Hutchinson, Gordon (970) 492-7240 gordon.hutchinson@ars.usda.gov Soil Science Jawson, Michael (301) 504-5281 mdj@ars.usda.gov Soil Science Jaynes, Dan (515) 294-8243 jaynes@nstl.gov Soil Science Johnson, Jane (320) 589-3411 jjohnson@morris.ars.usda.gov Soil Science Karlen, Douglas - Doug (515) 294-3336 dkarlen@nstl.gov Soil Science Kennedy, Ann (509) 335-1554 akennedy@wsu.edu Soil Science Kimball, Bruce (602) 437-1702 bkimball@uswcl.ars.ag.gov Soil Science King, Gordon - Pat (405) 262-5291 pking@grl.ars.usda.gov Soil Science Kitchen, Newell (573) 882-1135 kitchenn@missouri.edu Soil Science Kleinman, Peter (814) 865-3184 peter.kleinman@ars.usda.gov Soil Science Koskinen, William (612) 625-4276 koskinen@umn.edu Soil Science Kovar, John (515) 294-3419 kovar@nstl.gov Soil Science Kozak, Joseph (970) 492-7330 joseph.kozak@ars.usda.gov Soil Science Lachnicht Weyers, Sharon (320) 589-3411 lachnich@morris.ars.usda.gov Soil Science Laird, David - Dave (515) 294-1581 laird@nstl.gov Soil Science Lehrsch, Gary (208) 423-6508 lehrsch@nwisrl.ars.usda.gov Soil Science Lentz, Rodrick (208) 423-6531 lentz@nwisrl.ars.usda.gov Soil Science Lerch, Robert (573) 882-9489 lerchr@missouri.edu Soil Science Leytem, April (208) 423-6530 leytem@nwisrl.ars.usda.gov Soil Science Liebig, Mark (701) 667-3079 liebigm@mandan.ars.usda.gov Soil Science Livingston, Stanley (765) 494-2946 living@ecn.purdue.edu Soil Science Locke, Martin (662) 232-2908 mlocke@msa-oxford.ars.usda.gov Soil Science Logsdon, Sally (515) 294-8265 logsdon@nstl.gov Soil Science Ma, Liwang (970) 492-7339 liwang.ma@ars.usda.gov Soil Science Mamedov, Amirakh (765) 494-8694 amrakh@horizon.nserl.purdue.edu Soil Science Martens, Dean (520) 670-6381 dmartens@tucson.ars.ag.gov Soil Science Matheny, Terry (843) 669-5203 matheny@florence.ars.usda.gov Soil Science Mayland, Henry (208) 423-6517 mayland@nwisrl.ars.usda.gov Soil Science McCarty, Gregory (301) 504-7401 mccartyg@ba.ars.usda.gov Soil Science McChesney, Daniel - Dan (662) 281-5734 dmcchesney@msa-oxford.ars.usda.gov Soil Science McKee, Lynn (301) 504-8081 lmckee@hydrolab.arsusda.gov Soil Science McLain, Jean (602) 437-1376 jmclain@uswcl.ars.ag.gov Soil Science Meisinger, John (301) 504-5276 jmeising@anri.barc.usda.gov Soil Science Merrill, Stephen (701) 667-3016 merrills@mandan.ars.usda.gov Soil Science Mikha, Maysoon (970) 345-2259 maysoon.mikha@ars.usda.gov Soil Science Mookherji, Swati (301) 504-6545 mookhers@ba.ars.usda.gov Soil Science Moore, Philip (479) 575-5724 philipm@uark.edu Soil Science Morris, Dolen (561) 924-5227 dmorris@saa.ars.usda.gov Soil Science Norton, Lloyd - Darrell (765) 494-8682 norton@purdue.edu Soil Science Norvell, Wendell (607) 255-8808 wan1@cornell.edu Soil Science Novak, Jeffrey - Jeff (843) 669-5203 novak@florence.ars.usda.gov Soil Science Ochsner, Tyson (612) 624-6158 ochsner@umn.edu Soil Science Olk, Daniel (515) 294-8412 olk@nstl.gov Soil Science Olness, Alan (320) 589-3411 olness@morris.ars.usda.gov Soil Science Owens, Lloyd (740) 545-6349 owens@coshocton.ars.usda.gov Soil Science Owens, Phillip (662) 320-7411 powens@msa-msstate.ars.usda.gov Soil Science Pachepsky, Yakov (301) 504-7468 ypachepsky@anri.barc.usda.gov Soil Science Papiernik, Sharon (320) 589-3411 papiernik@morris.ars.usda.gov Soil Science Pikul, Joseph (605) 693-5258 jpikul@ngirl.ars.usda.gov Soil Science Poach, Matthew (843) 669-5203 poach@florence.ars.usda.gov Soil Science Poss, James (909) 369-4863 jposs@ussl.ars.usda.gov Soil Science Pote, Daniel - Dan (479) 675-3834 dpote@spa.ars.usda.gov Soil Science Potter, Kenneth (254) 770-6505 kpotter@spa.ars.usda.gov Soil Science Powell, J Mark (608) 264-5240 jmpowel2@wisc.edu Soil Science Prueger, John (515) 294-7694 prueger@nstl.gov Soil Science Reeder, Jean (970) 492-7125 jdreeder@lamar.colostate.edu Soil Science Reicosky, Donald - Don (320) 589-3411 reicosky@morris.ars.usda.gov Soil Science Reule, Curtis (970) 492-7224 curtis.reule@ars.usda.gov Soil Science Rhoton, Fred (662) 232-2938 frhoton@msa-oxford.ars.usda.gov Soil Science Ritchey, K Dale (304) 256-2855 dale.ritchey@ars.usda.gov Soil Science Ritchie, Jerry (301) 504-8717 jritchie@hydrolab.arsusda.gov Soil Science Romkens, Mathias - Matt (662) 232-2940 mromkens@msa-oxford.ars.usda.gov Soil Science Russelle, Michael (612) 625-8145 russelle@umn.edu Soil Science Sadeghi, Ali (301) 504-6693 sadeghia@ba.ars.usda.gov Soil Science Sadler, Edward - John (573) 884-1971 sadlerj@missouri.edu Soil Science Sainju, Upendra (406) 433-9408 usainju@sidney,ars.usda.gov Soil Science Saporito, Louis (814) 865-6622 lou.saporito@ars.usda.gov Soil Science Sauer, Thomas (515) 294-3416 sauer@nstl.gov Soil Science Schepers, James (402) 472-1513 jschepers1@unl.edu Soil Science Schmidt, John (814) 863-0947 john.schmidt@ars.usda.gov Soil Science Schomburg, Charlotte (301) 504-6524 cschomb@anri.barc.usda.gov Soil Science Schroeder, Philip (515) 294-9642 pschoeder@nstl.gov Soil Science Schuman, Gerald - Jerry (307) 772-2433 gschuman@lamar.colostate.edu Soil Science Schwartz, Robert (806) 356-5762 rschwart@cprl.ars.usda.gov Soil Science Seyfried, Mark (208) 422-0715 mseyfrie@nwrc.ars.usda.gov Soil Science Sharpe, Ronald - Ron (706) 769-5631 rsharpe@uga.edu Soil Science Sharpley, Andrew (814) 863-0948 andrew.sharpley@ars.usda.gov Soil Science Sharratt, Brenton (509) 335-2724 sharratt@wsu.edu Soil Science Shenk, Timothy (909) 369-4884 tshenk@ussl.ars.usda.gov Soil Science Shipitalo, Martin (740) 545-6349 martin@coshocton.ars.usda.gov Soil Science Shouse, Peter - Pete (909) 369-4849 pshouse@ussl.ars.usda.gov Soil Science Sigua, Gilbert (352) 796-3385 gcsigua@mail.ifas.ufl.edu Soil Science Sistani, Karamat (270) 781-2260 karamat.sistani@wku.edu Soil Science Skaggs, Todd (909) 369-4853 tskaggs@ussl.ars.usda.gov Soil Science Skidmore, Edward - Ed (785) 537-5530 skidmore@weru.ksu.edu Soil Science Smith, Douglas (765) 494-0330 drsmith@horizon.nserl.purdue.edu Soil Science Smith, Jeffrey - Jeff (509) 335-7648 jlsmith@mail.wsu.edu Soil Science Sojka, Robert (208) 423-6565 sojka@nwisrl.ars.usda.gov Soil Science Stanley, Lynn (573) 882-2395 stanleyl@missouri.edu Soil Science Starks, Patrick - Pat (405) 262-5291 pstarks@grl.ars.usda.gov Soil Science Starr, Gordon (207) 581-3304 gordon.starr@ars.usda.gov Soil Science Starr, James (301) 504-6888 starrj@ba.ars.usda.gov Soil Science Steiner, Jean (405) 262-5291 jsteiner@grl.ars.usda.gov Soil Science Strickland, Ernest - Ernie (843) 669-5203 strcklnd@florence.ars.usda.gov Soil Science Strickland, Timothy (229) 386-3664 tstrickland@tifton.usda.gov Soil Science Suarez, Donald (909) 369-4815 dsuarez@ussl.ars.usda.gov Soil Science Sullivan, Dana (229) 386-3665 dgs@tifton.usda.gov Soil Science Szogi, Ariel Soil Science Szogi, Ariel (843) 669-5203 szogi@florence.ars.usda.gov Soil Science Tanaka, Donald - Don (701) 667-3063 tanakad@mandan.ars.usda.gov Soil Science Tatarko, John (785) 537-5542 jt@weru.ksu.edu Soil Science Taylor, Ernest (307) 772-2433 etaylor@lamar.colostate.edu Soil Science Timlin, Dennis (301) 504-6255 dtimlin@asrr.arsusda.gov Soil Science Todd, Richard - Rick (806) 356-5728 rtodd@cprl.ars.usda.gov Soil Science Tomer, Mark (515) 294-0213 tomer@nstl.gov Soil Science Torbert, Henry - Allen (334) 844-3979 atorbert@msa-stoneville.ars.usda.gov Soil Science Truman, Clinton (229) 386-7174 ctswrl@tifton.usda.gov Soil Science Trusty, Georgette (207) 581-3374 georgette.trusty@ars.usda.gov Soil Science Upchurch, Dan (806) 749-5560 dupchurch@lbk.ars.usda.gov Soil Science Vadas, Peter (814) 865-5572 peter.vadas@ars.usda.gov Soil Science Van Genuchten, Martinus - Rien (909) 369-4847 rvang@ussl.ars.usda.gov Soil Science Van Pelt, Robert - Scott (915) 263-0293 svanpelt@ag.gov Soil Science Vanotti, Matias (843) 669-5203 vanotti@florence.ars.usda.gov Soil Science Varvel, Gary (402) 472-5169 gvarvel1@unl.edu Soil Science Venterea, Rodney (612) 624-7842 venterea@umn.edu Soil Science Vigil, Merle (970) 345-2259 merle.vigil@ars.usda.gov Soil Science Waddell, Jed (406) 433-9402 jwaddell@sidney.ars.usda.gov Soil Science Watts, Donald - Don (843) 669-5203 watts@florence.ars.usda.gov Soil Science Weld, Jennifer (814) 863-0946 jennifer.weld@ars.usda.gov Soil Science Westermann, Dale (208) 423-6524 dtw@nwisrl.ars.usda.gov Soil Science Wienhold, Brian (402) 472-1484 bwienhold1@unl.edu Soil Science Williams, Clinton (602) 437-1702 cwilliams@uswcl.ars.ag.gov Soil Science Winant, Walter (304) 256-2831 walter.winant@ars.usda.gov Soil Science Wood, James (909) 369-4808 jwood@ussl.ars.usda.gov Soil Science Wright, James (208) 423-6501 wright@nwisrl.ars.usda.gov Soil Science Wright, Robert (301) 504-4638 rjw@ars.usda.gov Soil Science Wright, Sara (301) 504-8156 wrights@ba.ars.usda.gov Soil Science Wuest, Stewart (541) 278-4381 stewart.wuest@oregonstate.edu Soil Science Yates, Scott (909) 369-4803 syates@ussl.ars.usda.gov Soil Science Zablotowicz, Robert (662) 686-5272 rzablotowicz@msa-stoneville.ars.usda.gov Soil Science Zibilske, Larry (956) 969-4832 lzibilske@weslaco.ars.usda.gov Soil Science Zobeck, Teddy - Ted (806) 749-5560 tzobeck@lbk.ars.usda.gov Soil Science       Related Links   Hall of Fame   Administrative & Financial Mgmt. 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