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Publications from 1980 to 1989
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 Author  Year  Title  Journal  PDF
Armstrong, J. S., F. B Peairs, and S. D. Pilcher  1989 Control of Russian wheat aphid with planting time insecticide and fertilizer combinations Technical Bulletin LTB 89-6. Colorado State University Publication. p. 20 /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D.  1989 Multiple-year response of winter wheat to a single application of phosphorus fertilizer Soil Sci. Soc. Am. J. 53:1862-1868 /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D.  1989 Phosphorus management for wheat production Proc. Nineteenth North Central Extension-Industry Soil Fertility Conference, Nov. 8-9, 1989, St. Louis, MO Potash & Phosphate Institute, vol 5:25-32 /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D., B. R. Bock, and J. J. Meisinger  1989 Advances In N Use Efficiency Technical Report of a USDA-Agricultural Research Service Working Conference held May 23-25, 1989, St. Louis, MO. /ARSUserFiles/30100500/images/pdf-icon.png
Hinkle. S. E.  1989 Water drop kinetic energy and momentum measurement considerations Applied Engineering in Agriculture 5(3):386-391 /ARSUserFiles/30100500/images/pdf-icon.png
Hinkle. S. E  1989 A portable boom-mounted rainfall simulator Amer. Soc. of Ag. Engineers Paper No. 89-2622. New Orleans, LA. /ARSUserFiles/30100500/images/pdf-icon.png
Hinkle. S. E.  1989 Winter wheat emergence after 30 minutes simulated rainfall Transactions of Amer. Soc. of Ag. Engineers 32(5):1577-1581 /ARSUserFiles/30100500/images/pdf-icon.png
Nielsen D. C. and Anderson, R. L.  1989 Infrared thermometry to measure single leaf temperatures for quantification of water stress in sunflower Agron. J. 81:840-842 /ARSUserFiles/30100500/images/pdf-icon.png
Anderson, R. L.  1988 Factors affecting preemergence bioactivity of diclofop: rainfall, straw retention, and plant growth stage Agron. J. 80:952-956 /ARSUserFiles/30100500/images/pdf-icon.png
Anderson, R. L.  1988 Kochia infestation levels in proso millet as affected by planting date   /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D.  1988 Fertility research in no-till farming systems CSU annual research report, pp. 1-2 /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D.  1988 Role of cropping systems in environmental quality Saline seep control. p. 179-191. In Cropping Strategies for efficient use of water and nitrogen. ASA-CSSA-SSSA Special Publ. no. 51. Madison, WI. /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D. and G. P. Hartman  1988 Nitrogen needs of sugarbeets produced with reduced tillage systems Agron. J. 80:719-722 /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D. and J. L. Havlin  1988 Winter wheat response to high rates of phosphorus p. 73-78. In Proc. 1988 Great Plains Soil Fertility Workshop, Denver, Colorado, March 8-9, 1988. Volume II, Dept. Agronomy, Kansas State University, Manhattan /ARSUserFiles/30100500/images/pdf-icon.png
Hinkle, S. E.  1988 Kinetic energy and momentum measurement considerations to water drop impact Amer. Soc. of Ag. Engineers Paper No. 88-2136 /ARSUserFiles/30100500/images/pdf-icon.png
Hinkle, S. E.  1988 Winter wheat emergence after 30 minutes rainfall in the Central Great Plains Amer. Soc. of Ag. Engineers Paper No. 88-2600 /ARSUserFiles/30100500/images/pdf-icon.png
McMaster, G. S. and D. E. Smika  1988 Estimation and evaluation of winter wheat phenology in the Central Great Plains Agric. and Forest Meteorology 43:1-18 /ARSUserFiles/30100500/images/pdf-icon.png
Shanahan, J. F., R. L. Anderson, and B. W. Greb  1988 Productivity and water use of proso millet grown under three cropping rotations in the Central Great Plains Agron. J. 80:487-492 /ARSUserFiles/30100500/images/pdf-icon.png
Wicks, G. A., D. E. Smika and G. W. Hergert  1988 Long term effects of no-tillage in a winter wheat (Triticum aestivum)-sorghum (Sorghum bicolor)-fallow rotation Weed Science 36:384-393 /ARSUserFiles/30100500/images/pdf-icon.png
Armstrong, J. S.  1988 Russian wheat aphid fertility test plot evaluations pp. 15. In Proc. Of Second Russian Wheat Aphid Symp. Oct. 11-12. Denver, CO. /ARSUserFiles/30100500/images/pdf-icon.png
Armstrong, J. S., and J. Rudolf  1988 Cup traps monitoring adult flight of the Russian wheat aphid (Diuraphis Noxia) Pp. 15-16. In Proc. Second Russian Wheat Aphid Symp. Oct. 11-12. Denver, Colo. Pp. 113-116 /ARSUserFiles/30100500/images/pdf-icon.png
Armstrong, J. S., J. Rudolf and S. Pilcher  1988 Russian wheat aphids - potential oversummering host plants pp. 16-19. In Proc. Second Russian Wheat Aphid Symp. Oct. 11-12. Denver, Colo. /ARSUserFiles/30100500/images/pdf-icon.png
Armstrong, J. S., and J. Rudolf  1988 Russian Wheat Aphid (Diuraphis noxia) oversummering alternate host plant study   /ARSUserFiles/30100500/images/pdf-icon.png
Armstrong, J. S., D. C. Nielsen, and S. Pilcher  1988 Russian wheat aphids -potential oversummering host plants  pp. 20-21. In Proc. Second Russian Wheat Aphid Symp. Oct. 11-12. Denver, Colo /ARSUserFiles/30100500/images/pdf-icon.png
Anderson, R. L., and B. W. Greb  1987 Residual herbicides for weed control in proso millet (Panicum miliaceum L.) Crop Protection 6:61-63 /ARSUserFiles/30100500/images/pdf-icon.png
Anderson, R. L., and N. E. Humburg  1987 Field duration of chlorsulfuron bioactivity in the Central Great Plains J. of Environ. Qual. 16:263-266 /ARSUserFiles/30100500/images/pdf-icon.png
Anderson, R. L.  1987 Broadleaf weed control in safflower (Carthamers tinctori) with sulfonylurea herbicides Weed Tech. 1:242-246 /ARSUserFiles/30100500/images/pdf-icon.png
Dunbar, B. D., and D. C. Nielsen. J. F. Power  1987 White lupines as a rotation alternative with winter wheat in conservation tillage systems. In the role of legumes in conservation tillage systems SCS of Am., Ankeny, IA. p. 106-107 /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D. and L. S. Murphy  1987 Interaction of soil fertility with other inputs in crop production for maximum economic return p. 181-191. In Future Developments in Soil Science Research. Golden Anniv. Publ., SSSA, Madison, WI. /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D., J. S. Quick, and J. F. Shanahan  1987 Wheat management for optimizing yields in Colorado 8 p. In National Test-20 Wheat Prod. Guide, Nat'l Assoc. of Wheat Growers Foundation, Washington, D. C. /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D.  1987 Utilizing soil testing for greater wheat profitability 8 p. In Proc. Second Nat'l Wheat Research Conference, Feb. 23-26, 1987 in Kansas City, MO. Nat'l. Assoc. of Wheat Growers Foundation, Washington, D. C. /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A D., E. H. Vasey, and D. L. Watt  1987 PHOSECON North Dakota State University Ext. Serv. Software Users Guide 2. Fargo, ND. 7 p. /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D., E. H. Vasey, and D. L. Watt  1987 PHOSECON User's Guide LOTUS version 1. 01. North Dakota State University Ext. Serv. Software Users Guide 3. Fargo, ND. 7 p. /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D., E. H. Vasey, and D L. Watt  1987 PHOSECON: A computer economic program to evaluate phosphorus fertilization for wheat. Applied Agric. Research. 2:207-212 /ARSUserFiles/30100500/images/pdf-icon.png
Hinkle, S. E., D. F. Heerman, and M. C. Blue  1987 Falling water drop velocities at 1570 m elevation Transactions of the American Society of Agricultural Engineers 30(1):-94-100 /ARSUserFiles/30100500/images/pdf-icon.png
Mickelson, R. H., and E. E. Schweizer  1987 Till-plant systems for reducing runoff under low-pressure, center pivot irrigation J. of Soil and Water Conservation 42:107-111 /ARSUserFiles/30100500/images/pdf-icon.png
Nielsen, D. C. and B. R. Gardner  1987 Scheduling irrigations for corn with the crop water stress index (CWSI). Applied Agric. Research 2:295-300 /ARSUserFiles/30100500/images/pdf-icon.png
Shanahan, J. F., and D. C. Nielsen  1987 The influence of growth retardants (anti-gibberellins) on corn vegetative growth, water use, and grain yield under different levels of water stress Agron. J. 79:103-109 /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E.  1987 Effects of prolonged erosion on soil productivity Soil Erosion by Wind Symposium, Clarion Hotel, Denver, CO. Feb. 23-24, 1987. Proceedings, pp. 43-46 /ARSUserFiles/30100500/images/pdf-icon.png
Vories, E. D., R D. VonBernuth, and R. H. Mickelson  1987 Simulating sprinkler performance in wind J. Irrig. and Drainage Engr. 113(1):119-130, Feb. /ARSUserFiles/30100500/images/pdf-icon.png
Ward, R. C., A. D. Halvorson, and K. Wisiol  1987 Improving crop management and farm profitability New approaches for advisory services. p. 131-140. In Soil Fert. and Org. Mat. as Crit. Comp. of Prod. Sys. SSSA Spec, Publ. #19, Madison, WI /ARSUserFiles/30100500/images/pdf-icon.png
Jacobsen, J. S. and A. D. Halvorson  1987 Back to Basics in Montana Integrated Management. p. 153-162. In Proc., 38th Annual Northwest Plant Food Association meeting, Pasco, WA, July 14-16, 1987 /ARSUserFiles/30100500/images/pdf-icon.png
Anderson, R. L.  1986 Metribuzin and chlorsulfuron effect on grain of treated winter wheat (Triticum aestivum). Weed Sci. 34:734-737 /ARSUserFiles/30100500/images/pdf-icon.png
Anderson, R. L., J. F. Shanahan, and B. W. Greb  1986 Effect of tillage systems on proso millet production Agron., J. 589-592 /ARSUserFiles/30100500/images/pdf-icon.png
 Halvorson, A. D., and R. F. Follett  1986 Conservation tillage in Colorado Soil Fertility. p. 15-24. In Proc. of First Annual Conference of the Colorado Conservation Tillage Taskforce, Denver, CO, November 12, 1985 /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D.  1986 Phosphorus Management for MEWY and quality 12 p. In Proc. A Hands-on Workshop for Implementing Maximum Economic Yield (MEY) Systems, Bismarck, ND, July 8-10, 1986. NDSU Coop Ext. Serv., Fargo, ND /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D.  1986 Soil test and P rate relationships to maximum yield 8 p. In Proc. Maximum Wheat Yield Systems Workshop, Denver, CO, Mar. 6-7. Potash and Phosphate Institute, Atlanta, GA. /ARSUserFiles/30100500/images/pdf-icon.png
 Halvorson, A. D., and A. L. Black  1986 Economics of a one-time phosphorus fertilizer application p. 98-103. In Proc. Gt. Plains Soil Fertility Workshop, Denver, CO, Mar. 4-5. Great Plains Soil Fert. Com., Ft. Collins, CO. /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D., A. L. Black, D. L. Watt, and A. G. Leholm  1986 Economics of a one-time phosphorus application in the northern Great Plains Applied Agricultural Research 1(3):137-144 /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E., A. B. Page, and R. H. Mickelson  1986 Snow water management for crop production in the Central Great Plains pp. 335-344. In Proc. Of Symp. on Snow Mgt. for Agric. Swift Current, Saskatchewan, Canada. H. Steppuhn & W. Hicholuchuk (eds.). Gt. Plains Agric. Council Pub. No. 120. Gt. Plains Agric. Council, Lincoln, NE. /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E., and P. W. Unger  1986 Effect of surface residues on soil water storagae p. 111-138. In B. A. Steward (ed.) Advances in Soil Science, Vol. 5. Springer-Verlag New York, Inc. New York, N. Y. USA /ARSUserFiles/30100500/images/pdf-icon.png
Weigand, C. L., A. J. Richardson, R. D. Jackson, P. J. Pinter, Jr., J. K. Aase, D. E. Smika. L. F. Laulenschlager, and J. E. McMurtrey 1986 Development of agrometeorological crop model inputs from remotely sensed information  III. IEEE Trans. on Geosci & Remote Sensing 24:90-9. Jan. 1986 /ARSUserFiles/30100500/images/pdf-icon.png
Thirunarayanan, K. R. L. Zimdahl, and D. E. Smika  1985 Chlorsulfuron absorption and degradation in soil Weed Science 33:558-563 /ARSUserFiles/30100500/images/pdf-icon.png
Anderson, R. L.  1985 Chlorsulfuron for weed control in safflower (Carthamus tinctorius). Weed Sci. 33:840-842 /ARSUserFiles/30100500/images/pdf-icon.png
Anderson, R. L  1985 Environmental Effects on Metsulfuron and Chlorsulfuron Bioactivity in soil J. of Environ. Qual. 14:(4)517-521 /ARSUserFiles/30100500/images/pdf-icon.png
Dunbar, B. D., B. S. Bundman, and B. S. Dunbar  1985 Identification of cultivar-specific proteins of winter wheat (T. aestivum L.) by high resolution two-dimensional polyacrylamide gel electrophoresis and color-based silver stain. Electrophoresis 6, 39-43 /ARSUserFiles/30100500/images/pdf-icon.png
Greb, B. W., and D. E. Smika  1985 Top soil removal effects on soil chemical and physical properties p. 316-327. In S. A. El-Swaify, W. E. Moldenhauer and Andrew Lo (eds.) Soil Erosion and Conservation. Soil Conservation Society of American, Ankeny, IA. /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D., and A. L. Black  1985 Safflower helps recover residual nitrogen fertilizer Montana Ag Research 2(1):19-22 /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D., and A. L. Black  1985 Long-term dryland crop responses to residual phosphorus fertilizer Soil Sci. Soc. Amer. J. 49:928-933 /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D., and A. L. Black  1985 Fertilizer phosphorus recovery after seventeen years of dryland cropping Soil Sci. Soc. Amer. J. 49:933-937 /ARSUserFiles/30100500/images/pdf-icon.png
 Shanahan, J. F., K. J. Donnelly, D. H. Smith, and D. E. Smika  1985 Shoot development properties associated with grain yield in winter wheat Crop Sci. 25:770-775. Sept-Oct. /ARSUserFiles/30100500/images/pdf-icon.png
Anderson, R. L., and N. E. Humburg  1985 Lexone/sencor and glean phytotoxicity to winter wheat Colorado State University Ag Experiment Station Technical Bulletin TB-151 /ARSUserFiles/30100500/images/pdf-icon.png
Anderson, R L. and D. E. Smika  1984 Chemical fallow in the Central Great Plains Colo. State Univ. Stn. Bul. 588S /ARSUserFiles/30100500/images/pdf-icon.png
Anderson, R. L. and D. L. Tanaka  1984 Durum wheat tolerance to chlorsulfuron and chlorsulfuron-mixtures Montana Agric. Res. (1):18-21 /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D.  1984 Saline-seep reclamation in the northern Great Plains Trans. ASAE 27(3):773-778 /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A. D., and Hartman, G. P.  1984 Reduced seedbed tillage effects on irrigated sugarbeet yield and quality Agron. J. 76:603-606 /ARSUserFiles/30100500/images/pdf-icon.png
Halvorson, A D., and Black, A. L.  1984 Long-term effectiveness of a single broadcast application of P fertilizer In Proc. 35th Ann. Fert. Conf. of N. W. Plant Food Assn., Pasco, WA. 7/17-18. pp. 53-59 /ARSUserFiles/30100500/images/pdf-icon.png
Mickelson, R H  1984 Effects of land-use conversion of water runoff and soil erosion USDA Agric. Research Services ARS-5. 18 p. /ARSUserFiles/30100500/images/pdf-icon.png
Nielson, D. C., K. L. Clawson, and B. L. Blad  1984 Effect of solar azimuth and infrared thermometer view direction on measured soybean canopy temperature Agron. J. 76:607-610 /ARSUserFiles/30100500/images/pdf-icon.png
Nielsen, D. C., B. L. Blad, S. B. Verma, N. J. Rosenberg, and J. E. Specht  1984 Influence of soybean pubescence type on radiation balance Agron. J. 76:924-929 /ARSUserFiles/30100500/images/pdf-icon.png
Shanahan, J. F., D. H. Smith, and J. R. Welsh  1984 An analysis of post-anthesis sink-limited winter wheat grain yields under various environments Agron. J. 76:611-615. July-Aug /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E.  1984 Importance of soil characteristics on herbicide performance Proc. Great Plains Cons. Till. Symp. Gt. Plains Ag. Council Pub. No. 110:147-156 /ARSUserFiles/30100500/images/pdf-icon.png
 Smika, D. E. and E. D. Sharman  1984 Atrazine carryover in conservation tillage systems  Jour. of SCSA 38:239 /ARSUserFiles/30100500/images/pdf-icon.png
Anderson, R. L. and D. E. Smika  1983 Herbicides for chemical fallow in northeastern Colorado Colo. State Ext. Stn. Bul. 586S /ARSUserFiles/30100500/images/pdf-icon.png
Bauer, A., D. E. Smika, and A. L. Black  1983 Correlation of five wheat growth state scales used in the Great Plains USDA-ARS Adv. in Tech. AAT-NC-7 /ARSUserFiles/30100500/images/pdf-icon.png
Dickey, E. C., C. R. Fenster, J. M. Laflen, and R. H. Mickelson  1983 Effects of tillage on soil erosion in a wheat-fallow rotation Trans. of ASAE 26:814-820 /ARSUserFiles/30100500/images/pdf-icon.png
Dunbar, B D.  1983 A rapid laboratory method for developing contact prints of stained polyacrylamide gels Electrophoresis 4:258 /ARSUserFiles/30100500/images/pdf-icon.png
Greb, B. W.  1983 Water Conservation  Central Great Plains Chapter 5. In H. E. Dregne and W. O. Willis (eds). Dryland Agriculture. Agronomy Monograph 23:57-73. Am. Soc. of Agron. Madison, WI. /ARSUserFiles/30100500/images/pdf-icon.png
Hinze, G. O. and D. E. Smika  1983 Cropping Practices Central Great Plains Chapter 24. In H. E. Dregne and W. O. Willis (eds). Dryland Agriculture. Agronomy Monograph 23:387-395. Am. Soc. of Agron. Madison, WI. /ARSUserFiles/30100500/images/pdf-icon.png
Jackson, T. L., A. D. Halvorson, and B. B. Tucker  1983 Soil fertility in dryland agriculture Chapter 21. In H. E. Dregne and W. O. Willis (eds). Dryland Agriculture. Agronomy Monograph 23:297-332. Am. Soc. of Agron. Madison, WI. /ARSUserFiles/30100500/images/pdf-icon.png
Klepper, B., T. W. Tucker, and B. D. Dunbar  1983 A numerical index to assess early inflorescence development in wheat Crop Sci. 23:206-208 /ARSUserFiles/30100500/images/pdf-icon.png
Ravet, F. W., W. J. Cremins, T. W. Taylor, P. Ashburn, D. E. Smika, and A. Aaronson  1983 A meterologically-driven yield reduction model for spring and winter wheat AGRISTARS Rept. No. EW-U3-0497, JSC-18601 /ARSUserFiles/30100500/images/pdf-icon.png
Shawcroft, R. W. and H. R. Gardner  1983 Direct evaporation from soil under a row crop canopy Agr. Meteorology 28:229-238 /ARSUserFiles/30100500/images/pdf-icon.png
Shawcroft, R. W.  1983 Limited irrigation may drop yield, up profit Colo. Rancher & Farmer. Apr. 1983. pp. 34-38 /ARSUserFiles/30100500/images/pdf-icon.png
 Smika, D. E.  1983 Cropping practices  Introduction Chapter 20. In H. E. Dregne and W. O. Willis (eds). Dryland Agriculture. Agronomy Monograph 23:293-295. Am. Soc. of Agron. Madison, WI. /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E.  1983 Chemical fallow offers many advantages to producers High Plains Jour. 100:40-D /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E.  1983 Straw stubble protects moisture Prog. Farmer 98:46B /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E.  1983 Soil water changes as related to position of wheat straw mulch on the soil surface SSSAJ. 47:988-991 /ARSUserFiles/30100500/images/pdf-icon.png
W. C., G. W. Langdale, W. Frye, D. K. McCool, R. I. Papendick, D. E. Smika, and D. W. Fryrear.  1983 Moldenhauer Conservation tillage for erosion control  J. of Soil and Water Cons. 38(3)144-151  
Mickelson, R. H.  1982 Hard red winter wheat production on conservation bench terraces Soil Sci. Soc. Amer. J. 46:107-112 /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E., and A. Klute  1982 Surface area measurement of corn root systems Agron. J. 74:1091-1093 /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E., and R. W. Shawcroft  1982 Winds can hurt wheat yields High Plains Jour. 99(39):84 /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E. and E. David Sharman  1982 Atrazine carryover and its soil factor relationships to no-tillage and minimum tillage fallow-winter wheat cropping in the Central Great Plains Colo. State Univ. Tech. Bul. 144 /ARSUserFiles/30100500/images/pdf-icon.png
 Morgan, J. A., D. N. Baker, W. J. Paarton, C. V. Cole, W. O. Willis, D. E. Smika, A. Bauer and A. L. Black  1982 Simulation of climatic and management effects on wheat production Third International Conference on State-of-the-Art in Ecological Modeling, Colorado State University /ARSUserFiles/30100500/images/pdf-icon.png
Greb. B. W.  1981 "Can a man make a living on the plains? It depends upon the man" Significant Research Findings and Observations from the U. S. Central Great Plains Research Station & CSU Experiment Station. Historical Summary, pp. 1-24 /ARSUserFiles/30100500/images/pdf-icon.png
Youngman, V. E., H. O. Mann, F. C. Schweissing, G. O. Hinze, E. J. Langin, R. L. Croissant, and J. G. Keenan  1981 Sorghum hybrid performance tests in Colorado CSU Experiment Station General Series 1007, pp. /ARSUserFiles/30100500/images/pdf-icon.png
Baker, D. N., D. E. SmikaA. L. Black, W. O. Willis, and A. Bauer  1981 Winter Wheat: A model for the simulation of growth and yield of winter wheat AGRISTARS Rept. No. YM-U2-04281:JSC 18229 /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E.  1981 Chemical fallow tested at Akron field station High Plains Jour. 98(2):12-c, January 12, 1981 /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E.  1981 Status of chemical fallow in Colorado pp. 1-2. Proc. 1981 Colorado Ecofallow Conf., State Ext. Serv., Ft. Collins, CO /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E.  1981 Anhydrous after wheat harvest? Colorado Rancher & Farmer 35(7):9, July, 1981 /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E.  1981 Don't spray before you cut wheat No-Till Farmer 9(9):*, September, 1981 /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E.  1981 Chemical fallow is best method High Plains Jour. 98(52):36-b, December 28, 1981  
Taylor, T. W., F. W. Ravet, and D. E. Smika  1981 Evaluation of the Doraeswamy-Thompson winter wheat-crop calendar model incorporating a modified spring restore sequence AGRISTARS Rept. EW-U1-04212, JSC-1981  /ARSUserFiles/30100500/images/pdf-icon.png
Greb, B. W.  1981 Water used by weeds in a wheat-fallow system Great Plains Conservation Tillage Fact Sheet. Great Plains Council, GPE-2806, 2 pp. (Semi-popular release) /ARSUserFiles/30100500/images/pdf-icon.png
Greb. B. W., and R. L. Zimdahl  1980 Ecofallow comes of age in the Central Great Plains  J. Soil and Water Conserv. 35:230-233 /ARSUserFiles/30100500/images/pdf-icon.png
Greb, B. W.  1980 Snowfall and its potential management in the semiarid Central Great Plains USDA-SEA-ARM-W-18. December /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E.  1980 Cultural management of wheat and chemical fallow Proc. Ecofallow Conf., Wray, CO, pp. 25-27. Colo. State Univ. Ext. Serv /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E.  1980 Minimum and no-tillage fallow for winter wheat production in the Central Great Plains Proc. Int. Congress on Dryland Farming, Adelaide, South Australia. Vol. 1, pp. 101-102 /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E.  1980 Ecofallow storms plains Farm Chemicals. 43:85 /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E.  1980 Chemical weed control during fallow increases wheat yields Irrig. Age, 14:33 /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E.  1980 Double benefits Idaho Farmer-Stockman, Jan. 17, 1980 /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E., and R. W. Shawcroft  1980 Preliminary study using a wind tunnel to determine the effect of hot wind on a wheat crop Field Crops Res. 3:129-135 /ARSUserFiles/30100500/images/pdf-icon.png
Smika, D. E.  1980 Seed Operations Proc. Fifteenth Hard Red Winter Wheat Workers Conference, pg. 74 /ARSUserFiles/30100500/images/pdf-icon.png