- .J_ 1 VLarry Shumaker, President ~ oy Bainer C'1-1Al/lMAv•J cl (- /:N r. Don Baldridge / Columbia, Missouri We e d Specialist / Montana State College v-:D r. R. M. Kottman E x periment Station Dean of College of Agriculture Huntley, Montana Director of Experiment Stations V: The Ohio State University / D r. E. E. Banbury Columbus, Ohio 4 3210 SuperintE: ndent Kansas State University v<:Mr. F. P. Jasper , Manager E xperi ment Station / Chemical and Coke Sales Box 488 CF&I Steel Corp. Colby, Kansas / P. 0. Box 1920 Denver, Colorado 80201 viir. Ovid Bay R egional Editor vnr. R. J. Aldrich Fa rm Journal / Associate Dean and Dire ctor P. 0. Box 1639 University of Missouri / Ft. Collins, Colorado 80521 Columbia, Missouri VM.r. Robert H . Beatty -v15 r. Harold Alley Director of R e s e arch and Development E x tension Weed Control Specialist Agricultural Chemicals Division University of Wyoming / Amch em Products, Inc. / Laramie, Wyoming Ambler, Pa.

~ r. Jack Altman ~ r. Paul Bezzerides / Associate Professor of Botany P. 0. Box 211 / and Plant Pathology Orosi, California Colorado State University / Fort Collins, Colorado 80521 vivlr. E. F. Blackwelder Blackwelder Manufacturing Co. ~ r. J. A. Asleson, Directo r P. 0. Box 808 / Montana State College / Rio Vista, California Agricultural Experiment Sta. Bozeman, Montana A r. H.B. Bloe dorn E xecutive Vice President ~ he Honorable Wayne Aspinall Farmers State B a n k / Congre ssman From Colorado / Fort Morgan, Colorado Washington 25, D. C. r" LMr . A. E. Bolton ~ r. Richard B. Bahme, Vice Pres. 5332 Southwood Drive / Agricultural & Chemical Development Memphis, T ennessee Uniconsult, Incorpor-ated 3507 Mt. Diable Blvd. ,. Lafaye tte, California 2: ..

~ - M. H. Booth / /p~of. David R. Dilley Assistant Traffic Manager D epartment of Horticulture Rock Island Lines · College of Agriculture V Denver, Colorado Michigan State University East Lansing, Michigan 48823 v:br . H. E. Brewbaker R. l F. D. 2 / v'Mr. J. C. Docter Longmont, Coforado Distribution Manager Agricultural Chemicals Division vi\1r. Sam C. Campbell, Manager Monsanto Chemical Co. / West Coast Beet Seed Company 800 N. Lindbergh Blvcl. P. 0. Box 711 St. Louis , Missouri / Salem, Oregon 97308 '~ r. Charles (Spike) Dodson /2Dr. A. E. Carlson Product Engineering & Manufacturing Sales Manager / ' General Manager ,,. Industrial & Biochemicals Dept. P. 0. Box 312 E. I. DuPont de Nemours & Co. Fort Collins, Colorado Wilmington, Delaware 19898 V.M r. C. W. Doherty v1S r. C. Richard Creek 7300 West Lake Drive / Agricultural Economist West Palm Beach, Florida Marketing Research / Colorado State University .r/'1:) r. A. D. Dotzenko Fort Collins, Colorado Associate Prof. Agronomy Dept. Colorado State Univer s ity / ~ r. A. 0. Davies Fort Collins, Colorado 80521 Public Relations Officer The Ota go Development Council, Inc. vM.r . Horace Dunagan, President Queen I s Building First State Bank / Princes Street Caruthersville, Missouri Dunedin, New Zealand /Mr. Kenneth W. Dunster ~ r. Rollie Deering Am chem Products, Inc. Associate Editor 211 Sierra Vista Drive / The Farm Quarterly Loveland, Colorado 80537 22 East 12th Street Cincinnati, Ohio 45210 /4r. R. C. Eichmann Stauffer Chemical Company ~ r. Louis E. Dequine, Jr. P . 0. Box 68 / Manager - Agricultural Division North Portland, Oregon Gates Rubber Company / 999 South Broadway v15 r. S. N . Fertig, Director Denver, Colorado 80217 Research & Development / Agricultural Chemicals Division L-1.vlr. D. D. Dickenson A mchem Products, Inc. I Holly Sugar Corp . Ambler , Pa. Director of Agricultural Research P. 0. Box 60 / V'.M. r. B. J. Fitzgerald Tracy, California 95376 Supervisor, Pesticides Pure Gas & Chemical Company V{jr. A. A. DiEdwardo 234 Columbine Street ,r" Research Manager / P. 0 . Box 6068, Denver, Colo. 80206 Geigy Chemical Corp, Ardsley, N. Y. 10502 3: . .

v:Mr. W. H. Flanagan, Publisher 1/Mr . Guy D. Haggard The Sugar Journal The Dow Chemical Company P. 0. Box 2406 / 3636 Crecent Drive / New Orleans, La. 70116 Fort Collins, Colorado v'"Mr. Richard A. Fosse l/'l\1r. L. H. Hannah American Chemical Paint Co. Director-Development Dept. Agricultural Chemicals Division Monsanto Company / 50 South Chase Drive / 800 N. Lindbergh Boulevard Denver 14, Colorado St. Louis, Missouri 63166

l,i\.1r. Alvin F. Gale V e.A. Hanson, Ph. D. Extension Pesticide Specialist Agricultural Department / Agricultural Extension Service Ame rican Hoechst Corp. / Agricultural Building / 11312 Hartland Street Box 3354, University Station North Hollywood, California 91605 Laramie, Wyoming 82071 1/J\1r. Ron Hanson VD r. J. 0. Gaskill, Pathologist Amchem Products, Inc. U.S.D.A. / A.R.S. P. 0. Box 3061 / Crops Res ear ch Division Pioneer Station Sugarbeet Investigations / Billings, Montana 630 West Lake Street Fort Collins, Colorado 80521 ~ r. Don R. Hartwig Product Engineer / "1vf r. E. B. Gee JDhn Deere Planter Works Box 140 / Moline, Illinois 61265 Blytheville, Arkansas l./Dr. Richard J. Hecker v1vlr. G. Pat Gentry Research Plant Geneticist Agricultural Chemicals U.S. D.A. / Pennsalt / 630 West Lake Street 3239 Mayfair Blvd. Ft. Collins, Colorado 80521 Fresno, California V'r:> r. E. R. Hehn, Head of Department ~ r. E. V. Gillan, Sales Manager Plant and Soil Science Department John D eere Killefer Works Montana State ,University / P. 0. Box 3126, T. A. / College of Agriculture Los Angeles 54, California Bozeman, Montana 59715

vMr. Glenn Greenhalgh VMr. A. F. "Bert" Hoffman ~ Jt Speedy Manufacturing Co . 7 Western Representative & Research - Development/ : . P. 0 . Box 526 /~~::;:al~t:;~ ~a3:~ Woodland, California t/:or. W.W. Horsley / Mr. P. W. Gull, Manager 127 Park Avenue / New Agricultural Pro duct Development Lovell, Wyoming Spencer Chemical Co. / Research Center Merriam, Kansas 4: .. i/11r. Roger P. Humbert /4r . H. W. Lembright Western Director / . The Dow Chemical Company American Potash Institute, Inc. 350 Sansome Street / 314 Fir st National Bank Building San Francisco, California San Jose 13, California v-Mr. Gunther A. Loeffler /4Mr. C. R. Hunt BASF Colors & Chemicals, Inc . Project Supervisor, Herbicides Agricultural Chemicals Monsanto Company g(R~ ~ Third Avenue 800 North Lindbergh Boulevard New York, New York 10022 St. Louis, Missouri 63166 ~ r. W. N. Lyberger, President ~ r. Sam L. Hunter, Jr. President Harbison- Paine, Inc . Bank of New Madrid P. 0. Box 448 / P. 0. Box 10 / Loveland, Colorado 80537 New Madrid, Missouri .__.Mr. Richard W. Martin vt1r. Joseph S. Kerr District Repres ntative / Vice President and Agricultural A gricultural Chemicals Division Representative / . Shell Chemical Company Bank of Kennett 8106 Newton Kennett, Missouri Overland Park, Kansas 66204

VMr. James Krall t,"'.M r. A. A. Mast, Manager Superintendent ,r Western Seed Production Corp. Huntley Branch Station 1739 West Culver / Huntley, Montana Phoenix, Arizona 85007 v:5r. Robert L. Long, Head V Mr. J. S. McFarland, Geneticist Plant Science Division U.S . D.A./ A.R.S. The University of Wyoming Crops Research Division / ' University Station / P. 0. Box 98, Alisal Branch P. 0. Box 3354 Salinas, California 93905 Laramie, Wyoming 82071 /../'P rofessor William F. Meggitt VM.'. r. John R. Latta Associate Prof. in Crop Science Development Representative Department of Crop Scienc/ Agricultural Chemicals Division Agricultural Hall Spencer Chemical Company Michigan State University 1814 Avenue E / East Lan sing, Michigan 48823 Billings, Montana ~ Mr. True D. Morse L-fh . JohnJ. Lauber Special Consultant Merck & Company / Farm Journal / Rahway, New Jersey 2829 Country Club Drive Colorado Springs, Colorado ~ r. C. A. Lavis Vice President Agriculture V Mr . Howard J. Ottoson, Director Empire State Sugar Company The University of Nebraska 133½ Genesee Street / E x periment Station ~ Auburn, New York 13021 Lincoln, Nebraska 68503 5: ..

VMr. Tom Porter / /'Dr . George E. Smith Western Machinery Company Director ~ 2400 W. 7th Avenue Water R esources R esearch C enter Denver, Colorado University of Missouri Columbia, Missouri ,_.A) r. Jim Roth Cooperative Extension Service ./Mr. Earl C. Spurrier University of Missouri Product Supervisor ~ D elta Center / Marketing D epartment - Pesticides P. 0. Box 160 Agricultural Chemicals Division Portageville, Missouri 63873 Monsanto Chemical Co. 800 N. Lindbergh Blvd. VDr. Helen Savitsky St. Louis, Missouri U . S.D.A. / A.R . S. Sugar Plant Investigations ~ Mr. D ewey Stewart Alis al Sub- Station / Project Leader / Salinas, California Sugar Plant Investigations U.S.D.A. / A ?R.$. V])r. William Schmehl Beltsville, Maryland 20705 Associate Professor Department of Agronomy v'Mr. Wm. G. Stewart College of Agriculture Extension Agronomist / Colorado Stare University Colorado State University Fort Collins , Colorado Fort C ollins , Colorado

V'Dr. Edward Schweizer V Mr. Alden L. STock, Vice President W eed R esearch Laboratory Union Sugar D ivision Colorado State University 1/ Consolidated Foods Corp./ Fort Collins, Colorado 8 0521 230 California Street San Francisco, California Vr> r. Joe H. Scott Cooperative Extension Service V Mr. E. C. Stone University of Missouri E. C. Stone Co. / . Delta Center Chemicals and Industrial Supplies P. 0. 160 Denver 4, Colorado Portageville, Missouri 63873 136 W. 12 th Avenue

~ r. Robert H. Shields V'Mr. Jack P. Taylor President and General Counsel Sales Manager / United States Beet Sugar Association Amchem Products, Inc. 1001 Tower Building / Agricultural Chemicals Division Washington, D . C . 20005 Ambler, Pa.

vMr. Richard Simcoke, President 1/".M r. David D. Speltz Dunklin, Pemiscot and New Madrid Sales Representative Counties Beet Growers Association Agricultural Chemicals / 307 Homecrest Avenue / Hercules Incorporated Kennett, Missouri 7710 Compute r Avenue Minneapolis , .J..J. Minne s ota 55424 V'br. Dudley T. Smith South Plains Research and E xt C enter Texas A & M - RFD 3 Lubbock, Texas 79401 7 /4r. Maurice Simon J ' v Mr. Michel Martens Directeur de L'Institut de la Betterave Institut Belge Molenstraat 45 pour l'Amelioration Tienen, Belgium de la Betterave / 45, rue du Moulin "Mr. Pierre Dubois, President Tirlemont, Belgium de l 1Institut Technique Francais do la Betterave Industrielle V'Mr. Lucius Arthur. Manager 6, Cote , pmtjoers ./ British Sugar Corporation,,.....- 55, rue de Clichy ? , West Penn Road Paris 9e, France Ely, Cambridge, England

vi1r. Gene Countryman VDr . A. Carruthers Sales Promotion Supervisor 18 Kedle ston Drive Hesston Corporation / Cringleford / Hesston, Kansas Norwich, Norfolk, Eng_land

vMr. Harold Dyck, Vice President V Dr. S. Ellerton Hesston Manufacturing Company Bush-Johnsons, Ltd. / Hesston, Kansas 67062 / Woodham-Mortimer Hall Maldon, Essex, England .yMr. W. Jay Slifer, President Watersaver Company, Inc. v Dr. 0. S. Rose 3560 Wynkoop Street / British Sugar Corporation, Ltd. Denver, Colorado Box 26,0undle Road / Peterborough, Northants, England ;/Mr. John Sutherland Executive Vice President V Kenneth C. Sinclair, 0. B. E., Director American Seed Trade Association British Sugar Co;_rporation, Ltd. Executive Building -- Suite 964 134, Piccadilly / 1030-15thStreet,N.W. / London, W. 1, England Washington, D. C. 20005 v Mr. Rupert Taylor, Executive Director ~ r. Louis Decoux British Sugar Corp. Ltd. Administrateur- Directeur Latymer House Society Belge ./ 134, Piccadilly De Graine De Betterave Secroere London, W. 1. England Jodoigne, Tirlemont, Belgium ~ Mr. Felix von Bethmann-Hollweg VI)r. Georges Duchateau Altenhof / Director of Research Eckernforde-land Tirlemont Refinery ,;1 Germany Tirlemont (Tienan), Belgium n v Dr. G. von Engelbrechten ( V -vDr. 0. J. Kint President of the IIRB / Secretary General of the IIRB 3111 Rittergut Molzen (Uelzen) 150 rue Beauduin / Hannover, West Germany Tirlemont, Belgium VOr. Clemens Heller V Mr. Henry Lemaire Director of Research Pfeifer-Langen Sugar Compc Administrateur-Directeur Dormagen-Werk, West Germany / S. A. Fabrique De Sucre De/ Frasnes-lez- Buissenal, Belgium ,7 ~ ..

v1Jr. Christian Winner / ,_..,..-Mr. M. Ogura Institut fur Zuckerrubenfors chung Chief of Technical D ept. Holtenser Landstrasse , 77 Taito Co., Ltd. ./ 34 Gottingen 1-6 Yaesu Chuo-Ku Hannover, W est Germany Tokyo, Japan

~ r. Albert Dirkzwager, President VMr. K. Shigematsu

D. J. vanderHave ~ Mgr. of the Bureau of Erecting Beet Factory - Biezelinge, The Nagoya Sugar R efinery Co. Ltd. No. 1, 1-Chome, Loami Lf)r . A. J. Th Hendriksen Cho, Nihonbashi D. J. van der Have Campa~ Chuo-Ku, Tokyo, Japan Rilland- Bath, Netherlands

v:6r. J. Jorritsma ,< Instituut Voor Rationele Suikerproductie Bergen Op Zoom, Netherlands

v.6r. Henk Rietberg _/ Instituut Voor Rationele E>uikerproductie Bergen Op Zoom, Netherlands

[/Mr. I. Galin Head of Sugar Plant Br;,nch Ministry of A gricultur e Tel-Aviv, Israel

v'Mr. Abraham Perelman S ecretary Generaiisrael Sugar Beet Growers Association, Ltd. 4, Hanevil'im Street / Tel-Aviv, Israel

l/Dr. L eo Lips Via Aurelia Occ:",,,-53 Ra pallo, Italy

v Dr . and Mrs. C. Sales Viale Mazzon, 39Aj)­ Cesena (FO) Italy

!Mr. T. Imamura Manager, Foodstuffs D ept. The Nissho Co. Ltd. / \ 30, Imabashi 3-Chome \ Higashi-Ku, Osaka, Japan

Vr> r. K. Ishikawa Chief of Agriculture Section Sugar Department Hokuren / North 4, West 1 Sapporo, Japan