ABSTRACTS

Abstracts

1. Raun, W. R., and R. L. Westerman. 1982. Relationship of tissue concentration and yield of winter wheat as influenced by N and P fertilization. p. 218. In Agronomy abstracts. ASA, Madison, WI.

2. Olson, R. A., W. R. Raun and J. Skopp. 1985. Effects of timing, kind of N carrier & interseeding green manure crops on N use efficiency. p. 180. In Agronomy abstracts. ASA, Madison, WI.

3. Raun, W. R., R. A. Olson and D. H. Sander. 1985. Phosphorus fertilizer placement for minimum till corn under sprinkler irrigation. p. 182. In Agronomy abstracts. ASA, Madison, WI.

4. Shapiro, C. A., W. R. Raun, G. W. Rehm and R. A. Olson. 1986. Phosphorus and potassium buildup/decline in Nebraska Mollisols. p. 215. In Agronomy abstracts. ASA, Madison, WI.

5. Raun, W. R., H. J. Barreto and R. L. Westerman. 1989. Use of stability analysis for long-term soil fertility experiments. p. 250. In Agronomy abstracts. ASA, Madison, WI.

6. Sayre, K. D., I. Ortiz-Monasterio, W. R. Raun and M. McMahon. 1989. Effect of sub-soiling and incorporation of organic matter on irrigated wheat yields in north Mexico. p. 144. In Agronomy abstracts. ASA, Madison, WI.

7. Klatt, A., and W.R. Raun. 1991. Rethinking the way the international students are educated in U.S. universities. p. In Agronomy abstracts. ASA, Madison WI.

8. Raun, W.R., R.L. Westerman, R.K. Boman, G.V. Johnson and D.L. Weeks. 1992. Evaluation of experimental errors in long-term soil fertility experiments. p. 289. In Agronomy abstracts. ASA, Madison, WI.

9. Westerman, R.L, R.K. Boman, W.R. Raun and G.V. Johnson. 1992. Accumulation of soil ammonium-N and nitrate-N following 20 years of continuous wheat production in four long-term soil fertility experiments. p. 295. In Agronomy abstracts. ASA, Madison, WI.

10. Ascencio, E.N., W.R. Raun, R.K. Boman, G.V. Johnson and R.L. Westerman. 1993. Sequential measurements of soil NH4-N and NO3-N from two long-term fertility experiments with variable N rates. p. 9. In Southern Branch Agronomy abstracts. ASA, Madison, WI.

11. Boman, R.K., W.R. Raun, M.E. Jojola and R.L. Westerman. 1993. Winter wheat yield and distribution of residual soil nitrate as affected by spring applied nitrogen fertilizer source. p. 11. In Southern Branch Agronomy abstracts, ASA, Madison, WI.

12. Boman, R.K., W.R. Raun, M.E. Jojola, G.V. Johnson, R.L. Westerman, and D.L. Nofziger. 1993. Effect of N fertilization on mineral N distribution in an environmentally sensitive soil cropped to winter wheat. p. 267. In Agronomy abstracts. ASA, Madison, WI.

13. Guertal, E.A., W.R. Raun, R.K. Boman and R.L. Westerman. 1993. Applications of stability analysis for long-term experiments: problems associated with autocorrelations. p. 4. In Southern Branch Agronomy abstracts, ASA, Madison, WI.

14. Guertal, E.A., W.R. Raun, and R.L. Westerman. 1993. Analysis of long?term field data: applications of relative risk. p. 272. In Agronomy abstracts. ASA, Madison, WI.

15. Johnson, G.V., W.R. Raun, R.K. Boman and R.L. Westerman. 1993. Use of subsoil NO3-N as an index for environmentally safe N management in continuous winter wheat. p. 13. In Southern Branch Agronomy abstracts. ASA, Madison, WI.

16. Johnson, G.V., W.R. Raun, R.K. Boman, and R.L. Westerman. 1993. Subsoil NO3?N as an index of environmentally safe N management. p. 275. In Agronomy abstracts. ASA, Madison, WI.

17. Jojola, M.E., W.R. Raun, R.K. Boman and G.V. Johnson. 1993. Accuracy and precision of total nitrogen and organic carbon using automated dry combustion. p. 6. In Southern Branch Agronomy abstracts. ASA, Madison, WI.

18. Pence, R.L., S.E. Taylor, R.K. Boman and W.R. Raun. 1993. Effects of low rates of nitrogen on alfalfa dry matter yield. p. 11. In Southern Branch Agronomy abstracts. ASA, Madison, WI.

19. Raun, W.R., R.K. Boman, R.L. Westerman and G.V. Johnson. 1993. Total nitrogen and organic carbon in the soil profile following 20 years of continuous wheat production in four long-term soil fertility experiments. p. 12. In Southern Branch Agronomy abstracts. ASA, Madison, WI.

20. Raun, W.R., G.V. Johnson, R.K. Boman and R.L. Westerman. 1993. Soil profile accumulation of ammonium-N and nitrate-N in four long-term continuous wheat production experiments. In Oklahoma's Water and Sustainable Development Conference, U.S. Geological Survey, Water Resources Division, Oklahoma City, OK.

21. Raun, W.R., G.V. Johnson, R.K. Boman, S.L. Taylor, E.A. Guertal, and R.L. Westerman. 1993. Estimation of inorganic nitrogen buffering in soils. p. 283. In Agronomy abstracts. ASA, Madison, WI.

22. Raun, W.R., R.K. Boman, G.V. Johnson, M.E. Jojola, and R.L. Westerman. 1993. Methods of improving research plot uniformity in long?term experiments. p. 64. In Agronomy abstracts. ASA, Madison, WI.

23. Sembiring, H., W.R. Raun, R.K. Boman, G.V. Johnson and J.B. Solie. 1993. Effect of surface residue inversion on moisture conservation. p. 3. In Southern Branch Agronomy abstracts. ASA, Madison, WI.

24. Sembiring, H., W.R. Raun, R.K. Boman, G.V. Johnson, and J.B. Solie. 1993. Effect of surface residue inversion on moisture conservation. p. 286. In Agronomy abstracts. ASA, Madison, WI.

25. Taylor, S.L., W.R. Raun, H.J. Barreto, R.K. Boman, and D.L. Weeks. 1993. Relationships between plot size, replication, mean yield, CV and MSE from 300 winter wheat experiments. p. 288. In Agronomy abstracts. ASA, Madison, WI.

26. Taylor, S.L., W.R. Raun, R.K. Boman, H.J. Barreto and D.L. Weeks. 1993. Yield differences required to detect statistical significance in field experiments: an overview. p. 5. In Southern Branch Agronomy abstracts. ASA, Madison, WI.

27. Westerman, R.L., W.R. Raun, E.A. Guertal, R.K. Boman and G.V. Johnson. 1993. Wheat grain yield response to long-term applications of phosphorus and potassium on an acid soil. p. 14. In Southern Branch Agronomy abstracts. ASA, Madison, WI.

28. Westerman, R.B., D.S. Murray, J.C. Banks, R.K. Boman, W.R. Raun, and J.V. Altom. 1993. Interaction of nitrogen fertilization and weed management intensity systems on cotton production. Proc. South. Weed Sci. Soc. 46:34.

29. Westerman, R.B., D.S. Murray, J.C. Banks, R.K. Boman, W.R. Raun, and J.V. Altom. 1994. The effect of weed management intensity systems and nitrogen fertilization on cotton production. Proc. South. Weed Sci. Soc. 47: (in press).

30. Phillips, S.B., W.R. Raun, S.E. Taylor, G.V. Johnson and R.K. Boman. 1994. Seasonal and long-term variability in well water NO3-N. Grad. Stud. Res. Symp. Okla. State. Univ.

31. Ascencio, E.N., W.R. Raun, G.V. Johnson, and D.L. Nofziger. 1994. Distribution of soil profile nitrate-N using a bromide tracer under flooded conditions. p. 313 . In Agronomy abstracts. ASA, Madison, WI.

32. Boman, R.K., W.R. Raun, R.L. Westerman, G.V. Johnson and S.L. Taylor. 1994. Wheat forage and grain yield response to method of application and inorganic soil N accumulation. p. 313 . In Agronomy abstracts. ASA, Madison, WI.

33. Gavi, F., N.T. Basta and W.R. Raun. 1994. Effect of P fertilizer and soil acidity in long-term experiments on cadmium content of wheat grain. p. 50. In Agronomy abstracts. ASA, Madison, WI.

34. Johnson, G.V., W.R. Raun and S.L. Taylor. 1994. Evolution of our use and understanding of the nitrogen cycle. p. 31. In Agronomy abstracts. ASA, Madison, WI.

35. Phillips, S.B., W.R. Raun, G.V. Johnson and R.L. Westerman. 1994. Long-term and seasonal changes in well water nitrate-N. p. 50. In Agronomy abstracts. ASA, Madison, WI.

36. Raun, W.R., G.V. Johnson, S.E. Taylor and R.K. Boman. 1994. Soil profile accumulation of NH4-N and NO3-N in alfalfa production receiving supplemental nitrogen. p. 313. In Agronomy abstracts. ASA, Madison, WI.

37. Taylor, S.L., W.R. Raun, G.V. Johnson and W. Altom. 1994. Bermudagrass forage yield response to high rates of applied urea and ammonium nitrate. p. 313. In Agronomy abstracts. ASA, Madison, WI.

38. Westerman, R.L., W.R. Raun, G.V. Johnson and R.K. Boman. 1994. Soil profile accumulation of phosphorus and potassium in long-term continuous winter wheat experiments. p. 313. In Agronomy abstracts. ASA, Madison, WI.

39. Westfall, D., J. Havlin, G. Hergert and W.R. Raun. 1994. Nitrogen management in dryland systems. p. 356. In Agronomy abstracts. ASA, Madison, WI.

40. Kanampiu, F., W.R. Raun, G.V. Johnson and B.F. Carver. 1995. Nitrogen use efficiency of winter wheat varieties. p. 50. Grad. Stud. Res. Symp. Okla. State. Univ.

41. Chen, J, W.R. Raun, S.B. Phillips, S.L. Taylor and G.V. Johnson. 1995. Wheat forage and grain yield response to joint band applied phosphorus and sulfur. p. 267. In Agronomy abstracts. ASA, Madison, WI.

42. Norton, S.L., W.E. Thomason, S.E. Taylor, S.B. Phillips and W.R. Raun. 1995. Modification of a self propelled rotary mower for wheat, bermudagrass and alfalfa forage harvest. p. 266. In Agronomy abstracts. ASA, Madison, WI.

43. Taylor, S.E., W.R. Raun, G.V. Johnson and S.B. Phillips. 1995. Wheat grain yield response to date and rate of topdress applied N using anhydrous ammonia. p. 267. In Agronomy abstracts. ASA, Madison, WI.

44. Kanampiu, F.K., W.R. Raun, G.V. Johnson and B.F. Carver. 1995. Estimation of plant N loss in winter wheat varieties. p. 267. In Agronomy abstracts. ASA, Madison, WI.

45. Gavi, F., W.R. Raun, N.T. Basta and G.V. Johnson. 1995. Effect of applied sewage sludge and inorganic N fertilizer on soil profile accumulation of NH4-N and NO3-N. p. 267. In Agronomy abstracts. ASA, Madison, WI.

46. Raun, W.R., S.L. Taylor, G.V. Johnson and R.L. Westerman. 1995. Relationships between soil organic carbon and total nitrogen in long-term continuous wheat. p. 24. In Agronomy abstracts. ASA, Madison, WI.

47. Phillips, S.B., W.R. Raun, S.L. Taylor and R.L. Gillen. 1995. Bluestem forage yield response to nitrogen source and rate and spring burning. p. 267. In Agronomy abstracts. ASA, Madison, WI.

48. Ball, J.B., W.R. Raun, J. Chen and G.V. Johnson. 1995. Effect of nitrogen rate, method of application and residue incorporation on estimated nitrogen loss in winter wheat. p. 267. In Agronomy abstracts. ASA, Madison, WI.

49. Taylor, S.L., G.V. Johnson and W.R. Raun. 1995. A laboratory exercise to measure soil fertility status and field variability. p. 7. In Agronomy abstracts. ASA, Madison, WI.

50. Sembiring, H., G.V. Johnson and W.R. Raun. 1995. Laboratory evaluation of N immobilization and mineralization as effected by historical fertilizer N use. p. 266. In Agronomy abstracts. ASA, Madison, WI.

51. Johnson, G.V., and W.R. Raun. 1995. Inefficiency of fertilizer N profile accumulation. p. 266. In Agronomy abstracts. ASA, Madison, WI.

52. Stone, M.L., J.B. Solie, W.R. Raun, R.W. Whitney, J.D. Ringer and S.L. Taylor. 1995. Application of nitrogen fertilizer based on real-time sensed crop needs. p. 34. In Agricultural Equipment Technology Conference, ASAE. Chicago, Il.

53. Solie, J.B., W.R. Raun, R.W. Whitney, M.L. Stone, and J.D. Ringer. 1995. Agronomic aspects of field element size and sensing strategy for nitrogen application to wheat. p. 32. In Agricultural Equipment Technology Conference, ASAE. Chicago, Il.

54. Whitney, R.W., M.L. Stone, J.B. Solie and W.R. Raun. 1995. Influence of variable rate system design on gross economic return. p. 39. In Agricultural Equipment Technology Conference, ASAE. Chicago, Il.

55. Chen, J., W.R. Raun, G.V. Johnson and D.A. Cossey. 1996. Foliar fertilizer N application for control of cheat in winter wheat. p. 42. Grad. Stud. Res. Symp. Okla. State. Univ.

56. Taylor, S.L., W.R. Raun, M.L. Stone, G.V. Johnson, J.D. Ringer and J.B. Solie. 1996. Use of spectral radiance for correcting nitrogen deficiencies and estimating soil test variability within a transect of an established bermudagrass pasture. p. 89. Grad. Stud. Res. Symp. Okla. State. Univ.

57. Keahey, D.A., W.R. Raun and G.V. Johnson. 1996. Canopy reduction techniques for legume interseeding in corn. p. 248. In Agronomy abstracts. ASA, Madison, WI.

58. Sembiring, H., W.R. Raun, G.V. Johnson, M.L. Stone, H.L. Lees, J.B. Solie, J.D. Ringer and R.W. Whitney. 1996. Detection of nitrogen and phosphorus deficiencies in winter wheat using spectral radiance. p. 248. In Agronomy abstracts. ASA, Madison, WI.

59. Lees, H.L., W.R. Raun, H. Sembiring, J.D. Ringer, G.V. Johnson, M.L. Stone, J.B. Solie and R.W. Whitney. 1996. Sensor based variable nitrogen application in winter wheat, variety by nitrogen rate interaction. p.246. In Agronomy abstracts. ASA, Madison, WI.

60. Chen, J., W.R. Raun, G.V. Johnson, D.A. Cossey, D.S. Murray and R.B. Westerman. 1996. Winter wheat and cheat response to foliar fertilizer nitrogen application. p. 246. In Agronomy abstracts. ASA, Madison, WI.

61. Phillips, S.B., G.V. Johnson, J.F. Stritzke and W.R. Raun. 1996. Alfalfa yield response to method and rate of applied P and weed intensity. p.245. In Agronomy abstracts. ASA, Madison, WI.

62. Taylor, S.L., W.R. Raun, G.V. Johnson, J.B. Solie, M.L. Stone and J.S. Schepers. 1996. Use of spectral radiance for correcting nitrogen deficiencies and estimating soil test variability in an established bermudagrass pasture. p.246. In Agronomy abstracts. ASA, Madison, WI.

63. Raun, W.R., G.V. Johnson, J.A. Hattey and S.L. Taylor. 1996. Becoming a nitrogen cycle ninja. p.5. In Agronomy abstracts. ASA, Madison, WI.

64. Raun, W.R., G.V. Johnson, H.L. Lees, S.L. Taylor, J.B. Solie, M.L. Stone and R.W. Whitney. 1996. Potential replacement for traditional soil test calibration-sensor based plant analysis. p. 312. In Agronomy abstracts. ASA, Madison, WI.

65. Johnson, G.V., H. Sembiring and W.R. Raun. 1996. Subsoil NO3-N accumulation efficiency following a single 4800 kg N ha-1 application to winter wheat. p.247. In Agronomy abstracts. ASA, Madison, WI.

66. Keahey, D.A., W.R. Raun, and G.V. Johnson. 1997. Improving fertilizer nitrogen use efficiency using alternative legume interseeding in continuous production systems. Eighth Annual Grad. Stud. Res. Symp. Okla. State. Univ.

67. Lees, Heather, Jing Chen, W.R. Raun, and G.V. Johnson. 1997. Estimating plant N losses in winter wheat using 15N. Eighth Annual Grad. Stud. Res. Symp. Okla. State. Univ.

68. Phillips, S.B., W.R. Raun and G.V. Johnson. 1997. Bluestem forage yield response to source, rate and timing of applied N and spring Burning. Eighth Annual Grad. Stud. Res. Symp. Okla. State. Univ.

69. Sembiring, H. W.R. Raun, G.V. Johnson, M.L. Stone, H.L. Lees, S.B. Phillips, and J.B. Solie. 1997. Detection of nitrogen and phosphorus nutrient status in bermudagrass using spectral radiance. Eighth Annual Grad. Stud. Res. Symp. Okla. State. Univ.

70. Raun, W.R. 1997. Soil-plant inorganic nitrogen buffering and indirect measurements of nutrient analyses. Hort. Sci. 32(3):426.

71. Lukina, E.V., W.R. Raun, M.L. Stone, J.B. Solie, G.V. Johnson, H.L. Lees, J.M. LaRuffa and S.B. Phillips. 1997. Effect of row spacing, N rate and growth stage on spectral radiance in winter wheat. p.233. In Agronomy abstracts. ASA, Madison, WI.

72. Sembiring, Hasil, G.V. Johnson, W.R. Raun and E.V. Lukina. 1997. Effect of ratios, time and temperature on KCl-mineralization potential index. p.236. In Agronomy abstracts. ASA, Madison, WI.

73. Lees, H.L., W.R. Raun, G.V. Johnson, J. Chen and W.E. Thomason. 1997. Estimating plant N losses in winter wheat using 15N. p.236. In Agronomy abstracts. ASA, Madison, WI.

74. Thomason, W.E., W.R. Raun, G.V. Johnson and S.B. Phillips, R.L. Westerman and H. Sembiring. 1997. Fertilizer nitrogen use efficiency in winter wheat grain and forage production systems. p.235. In Agronomy abstracts. ASA, Madison, WI.

75. Phillips, S.B., W. R. Raun, and G. V. Johnson. 1997. Winter wheat and cheat response to foliar applied nitrogen fertilizer. p.237. In Agronomy abstracts. ASA, Madison, WI.

76. LaRuffa, J.M., W.R. Raun, J.B. Solie, M.L. Stone, R.W. Whitney, G.V. Johnson, S.B. Philllips, and H. Sembiring. 1997. Optimum field element size for maximum yields in winter wheat using variable nitrogen rates. p.236. In Agronomy abstracts. ASA, Madison, WI.

77. Raun, W.R., J.B. Solie, G.V. Johnson, M.L. Stone, H. Sembiring, E.V. Lukina, J.M. LaRuffa, W.E. Thomason. 1997. Micro-variability in soil test, plant nutrient and yield parameters in two bermudagrass pastures. p.237. In Agronomy abstracts. ASA, Madison, WI.

78. Goedeken, M.W., G.V. Johnson, W.R. Raun, S.B. Phillips and E.G. Krenzer. 1997. Soil test phosphorus correlation with wheat forage. p.300. In Agronomy abstracts. ASA, Madison, WI.

79. Goedeken, M.W., G.V. Johnson, W.R. Raun, and S.B. Phillips. 1997. Soil test phosphorus crop response projections to variable rate phosphorus application. p. 167. In Ann Wolf (ed.) International Soil and Plant Analysis Symposium. Proc. Minneapolis, MN, Aug 2-7, 1997. Soil and Plant Analysis Council, Athens, GA.

80. Stone, M.L., W.R. Raun, G.V. Johnson, J.B. Solie, R.W. Whitney, H. Sembiring, J.M. LaRuffa and E.V. Lukina. 1997. Sensing nitrogen deficiencies in winter wheat and bermudagrass. p. 47. In Grant Huggins (ed.) Red River Demonstration and Research Farm, Field Day Report. Noble Foundation, Ardmore, OK.

81. Altom, Wadell, Jerry L. Rogers and William R. Raun. 1997. Effects of rate and date of nitrogen application on winter pasture forage yields. p. 45-46. In Grant Huggins (ed.) Red River Demonstration and Research Farm, Field Day Report. Noble Foundation, Ardmore, OK.

82. Howell, B.M., G.V. Johnson, J.B. Solie, G.E. Bell, M.L. Stone, and W.R. Raun. 1998. Effectiveness of sensor based technology to detect nitrogen deficiencies in turfgrass. p.142. In Agronomy abstracts. ASA, Madison, WI.

83. Cossey, D.A., E.V. Lukina, W.E. Thomason, W.R. Raun, S.B. Phillips and G.V. Johnson. 1998. Use of tissue NH4:NO3 ratios and spectral radiance for estimating plant N loss in winter wheat. p.249. In Agronomy abstracts. ASA, Madison, WI.

84. Dennis, J.L., W.R. Raun, S.B. Phillips, W.E. Thomason and G.V. Johnson. 1998. Effect of knifing anhydrous ammonia in established stands of winter wheat. p.250. In Agronomy abstracts. ASA, Madison, WI.

85. LaRuffa, J.M., W.R. Raun, J.B. Solie, M.L. Stone, G.V. Johnson and S.B. Phillips. 1998. Optimum field element size for maximum yields in winter wheat using variable nitrogen rates. p.249. In Agronomy abstracts. ASA, Madison, WI.

86. DeLeon, M.J., W.R. Raun, M.L. Stone, J.B. Solie, G.V. Johnson, M.G. Rockley, N.T. Basta and S.B. Phillips. 1998. Use of artificial ultraviolet light for detecting phosphorus status of winter wheat. p.247. In Agronomy abstracts. ASA, Madison, WI.

87. Phillips, S.B., T.R. Johnston, S.L. Mcgowen, N.T. Basta, J.M. LaRuffa and W.R. Raun. 1998. Effect of dual applied phosphorus and gypsum on wheat grain yield and soil test P. p.250. In Agronomy abstracts. ASA, Madison, WI.

88. Raun, W.R., M.L. Stone, G.V. Johnson, J.B. Solie, R.L. Westerman, J.M. LaRuffa, S.B. Phillips and D.A. Cossey. 1998. Improving nitrogen use efficiency: use of a web site to share and disseminate information. p.248. In Agronomy abstracts. ASA, Madison, WI.

89. Thomason, W.E., W.R. Raun, G.V. Johnson, S.B. Phillips and R.L. Westerman. 1998. Fertilizer nitrogen use efficiency in winter wheat grain and forage production systems. p.248. In Agronomy abstracts. ASA, Madison, WI.

90. Zhang, H., E.G. Krenzer, O.M. Kachurina, G.V. Johnson and W.R. Raun. 1998. Soil pH, extractable Al and wheat performance as affected by lime rates. p. 248. In Agronomy abstracts. ASA, Madison, WI.

91. Mullen, R.W., B.M. Howell, G.V. Johnson and W.R. Raun. 1999. The effects of depth of application and soil texture on volatilization of anhydrous ammonia: A simple laboratory exercise. p. 26. In Agronomy abstracts. ASA, Madison, WI.

92. McGowen, S.L., N.T. Basta, W.R. Raun and S.B. Phillips. 1999. Aluminum/phosphorus chemistry in acid soils treated with monocalcium phosphate and calcium sulfate. p. 216. In Agronomy abstracts. ASA, Madison, WI.

93. Parham, J.A., B.D. Li, S.P. Deng and W.R. Raun. 1999. Effect of animal manure application on phosphorus cycling in soil. p. 222. In Agronomy abstracts. ASA, Madison, WI.

94. Wang, J., W.R. Raun, G.V. Johnson, E.V. Lukina, J.B. Solie, M.L. Stone and W.E. Thomason. 1999. In-season nitrogen fertilization based on wheat yield potential. p. 252. In Agronomy abstracts. ASA, Madison, WI.

95. Woolfolk, C.W., W.R. Raun, G.V. Johnson, E.G. Krenzer and W.E. Thomason. 1999. Influence of late-season nitrogen applications on grain protein in winter wheat. P. 254. In Agronomy abstracts. ASA, Madison, WI.

96. Mullen, R.W., W.E. Thomason and W.R. Raun. 1999. Effect of foliar nitrogen on cheat management and wheat quality. p. 254. In Agronomy abstracts. ASA, Madison, WI.

97. Lukina, E.V., W.E. Thomason, W.R. Raun, G.V. Johnson, J.B. Solie, M.L. Stone and J.L. Dennis. 1999. Sensor-based detection of yield potential in winter wheat. p. 255. In Agronomy abstracts. ASA, Madison, WI.

98. Thomason, W.E., W.R. Raun, C.M. Taliaferro, S.B. Phillips, G.V. Johnson, and D.A. Cossey. 1999. Switchgrass response to harvest frequency, time and rate of applied nitrogen. p. 256. In Agronomy abstracts. ASA, Madison, WI.

99. Raun, w.R., G.V. Johnson, J.B. solie, M.L. Stone, E.V. Lukina, W.E. Thomason, J. Wang and C.W. Woolfolk. 1999. In-season prediction of yield potential in winter wheat. p. 261. In Agronomy abstracts. ASA, Madison, WI.

100. Kachurina, O.M., H. Zhang and W.R. Raun. 1999. Determination of soil Al, NH4-N and NO3-N simultaneously with a flow injection autoanalyzer. p. 315. In Agronomy abstracts. ASA, Madison, WI.

101. Basta, N.T., W.R. Raun, J.L. Schroder, S.B. Phillips, W.E. Thomason, and G.V. Johnson. 1999. Effect of long-term application of biosolids on molybdenum content of winter wheat forage. p. 348. In Agronomy abstracts. ASA, Madison, WI.

102. Wynn, K.J., N.T. Basta, W.E. Thomason, E.V. Lukina, G.V. Johnson, K.W. Freeman, R.L. Westerman and W.R. Raun. 2000. Heavy metal accumulation in wheat forage and grain in a continuous biosolid experiment. p. 290. In Agronomy abstracts. ASA, Madison, WI.

103. Parham, J.A., S.P. Deng, C.A. Blunt, and W.R. Raun. 2000. Impact of animal manure on soil microbial diversity and community structure. . p. 245. In Agronomy abstracts. ASA, Madison, WI.

104. Cossey, D.A., R.W. Mullen, W.E. Thomason, G.V. Johnson, R.L. Westerman and W.R. Raun. 2000. Winter wheat yield response to knifed and broadcast UAN . p. 291. In Agronomy abstracts. ASA, Madison, WI.

105. Raun, W.R., G.V. Johnson, M.L. Stone, W.E. Thomason, J.B. Solie, K.J. Wynn, K.W. Freeman, and R.L. Westerman. 2000. Application of in season estimated yield for increasing wheat production and nitrogen use efficiency. p. 289. In Agronomy abstracts. ASA, Madison, WI.

106. Lukina, E.V., K.W. Freeman, K.J. Wynn, W.E. Thomason, G.V. Johnson, M.L. Stone, J.B. Solie and W.R. Raun. 2000. In-season nitrogen fertilization based on sensor estimated potential yield. p. 290. In Agronomy abstracts. ASA, Madison, WI.

107. Thomason, W.E., K.W. Freeman, G.V. Johnson, R.W. Mullen, K.J. Wynn, J.B. Solie, M.L. Stone and W.R. Raun. 2000. Production system techniques for increasing nitrogen use efficiency in winter wheat. p. 290. In Agronomy abstracts. ASA, Madison, WI.

108. Johnson, G.V., W.R. Raun and R.W. Mullen. 2000. Nitrogen use efficiency as influenced by crop response index. p. 291. In Agronomy abstracts. ASA, Madison, WI.

109. Mullen, R.W., G.V. Johnson. K.W. Freeman, K.J. Wynn, W.E. Thomason, and W.R. Raun. 2000. Nitrogen loss from urea fertilizer applications in hot dry soils. . p. 290. In Agronomy abstracts. ASA, Madison, WI.

110. Johnson, G.V., D.C. Ward, H. Qualls, R.W. Mullen, N.T. Basta and W.R. Raun. 2000. A soil fertility exercise to demonstrate ammonia volatilization from urea. p. 7. In Agronomy abstracts. ASA, Madison, WI.

111. Freeman, K.W. W.E. Thomason, E.V. Lukina, G.V. Johnson, K.J. Wynn, J.B. Solie, M.L. Stone and W.R. Raun. 2000. Late-season prediction of wheat grain yield and protein. . p. 291. In Agronomy abstracts. ASA, Madison, WI.

112. Turner, J.C., J. Parton, W.E. Thomason, W.R. Raun and J.A. Hattey. 2000. Soil chemical properties as affected by long-term applications of animal manures on calcareous soils. . p. 368. In Agronomy abstracts. ASA, Madison, WI.

113. Mosali, J., W.E. Thomason, R.W. Mullen, G.V. Johnson, M.L. Stone, J.B. Solie, and W.R. Raun. 2001. Applications of in-season reflectance for predicting yield potential in bermudagrass. . p.. In Agronomy abstracts. ASA, Madison, WI.

114. Mullen, R.W., W.E. Thomason, G.V. Johnson, K.W. Freeman, M.L. Stone, J.B. Solie, and W.R. Raun. 2001. Use of an in-season response index to predict potential yield increases from applied nitrogen. . p.. In Agronomy abstracts. ASA, Madison, WI.

115. Freeman, K.W., W.E. Thomason, G.V. Johnson, R.W. Mullen, K.D. Sayre, J.B. Solie, I-Ortiz-Monasterio, and W.R. Raun. 2001. Late-season prediction of wheat grain yield and protein in Oklahoma and Mexico. . p.. In Agronomy abstracts. ASA, Madison, WI.

116. Sayre, K.D., K.F. Freeman, M.P. Reynolds, A.R. Klatt, W.E. Thomason, M. van Ginkel, R.W. Mullen, and W.R. Raun. 2001. Prediction of spring and winter wheat grain yields using indirect measures. . p.. In Agronomy abstracts. ASA, Madison, WI.

117. Teal, R.K., W.E. Thomason, R.W. Mullen, G.V. Johnson, J.B. Solie, K.J. Wynn, K.W. Freeman, and W.R. Raun. 2001. Effect of tillage, and method of anhydrous ammonia application on use efficiency in wheat. . p.. In Agronomy abstracts. ASA, Madison, WI.

118. Klatt, A.R., M. van Ginkel, K.D. Sayre, K.W. Freeman, I. Ortiz-Monasterio, W.E. Thomason, M.P. Reynolds, and W.R. Raun. 2001. Selecting for improved nitrogen use efficiency in wheat using sensor based technology. . p.. In Agronomy abstracts. ASA, Madison, WI.

119. Freeman, K.W., M.P. Reynolds, A.R. Hede, M.L. Stone, J.B. Solie, K.D. Sayre, and W.R. Raun. 2001. Using spectral reflectance to select forage potential in triticale genotypes. . p.. In Agronomy abstracts. ASA, Madison, WI.

120. Raun, W.R., W.E. Thomason, G.V. Johnson, A.R. Klatt, K.W. Freeman, J.B. Solie, R.W. Mullen, and M.L. Stone. 2001. Application of a nitrogen fertilization optimization algorithm for winter and spring wheat. . p.. In Agronomy abstracts. ASA, Madison, WI.

121. Thomason, W.E., R.W. Mullen, R.K. Teal, G.V. Johnson, C.M. Taliaferro, K.W. Freeman, and W.R. Raun. 2001. Switchgrass nutrient composition and carbon sequestration as affected by nitrogen rate. . p. . In Agronomy abstracts. ASA, Madison, WI.

122. Johnson, G.V., and W.R. Raun. 2002. Pre-Season Nitrogen-Rich Strips and Response Index as a New Strategy for Fertilizer Management. In Agronomy Abstracts. ASA, Madison, WI.

123. Humphreys, M.T., W.R. Raun, and J. Mosali. 2002. The Society for Ancient Agricultural Knowledge. In Agronomy Abstracts. ASA, Madison, WI.

124. Moges, S.M., R.K. Teal, R.W. Mullen, K.W. Freeman, and W.R. Raun. 2002. Use of Red and Green NDVI for Yield Prediction in Winter Wheat. In Agronomy Abstracts. ASA, Madison, WI.

125. Hodgen, P.J., K.D. Brixey, R.W. Mullen, W.R. Raun. 2002. Wheat Grain Yield Response to Fertilizer Nitrogen estimated Using a Spectral Response Index. In Agronomy Abstracts. ASA, Madison, WI.

126. Freeman, K.W., A.R. Klatt, K.D. Sayre, and W.R. Raun. Dryland Winter Wheat Production Using Bed Planting Systems. In Agronomy Abstracts. ASA, Madison, WI.

127. Teal, R.K., K.W. Freeman, J. Mosali, and W.R. Raun. 2002. Nitrogen Use Efficiency as Influenced by Tillage and Method of Ammonia Application. In Agronomy Abstracts. ASA, Madison, WI.

128. Mullen, R.W., G.V. Johnson, and W.R. Raun. 2002. Refining Topdress Nitrogen Applications Using a Response Index. In Agronomy Abstracts. ASA, Madison, WI.

129. Raun, W.R., G.V. Johnson, K.W. Freeman, J.B. Solie, M.L. Stone, and R.W. Mullen. 2002. On-Farm Trials Using a Field-Scale, One Meter Resolution Variable Nitrogen Rate Applicator. In Agronomy Abstracts. ASA, Madison, WI.

130. Mosali, J., K.W. Freeman, R.W. Mullen, R.K. Teal, G.V. Johnson, and W.R. Raun. 2002. Effect of Low Foliar Rates of Applied Phosphorus on Wheat Grain Yield . In Agronomy Abstracts. ASA, Madison, WI.

131. Sun, H., S. Deng, and W.R. Raun. 2002. Analysis for Soil Bacterial Diversity. In Agronomy Abstracts. ASA, Madison, WI.

132. Tang, Y., H. Zhang, and W.R. Raun. 2002. Reducing Aluminum Toxicity in Acid Soils with Animal Manure and Lime. In Agronomy Abstracts. ASA, Madison, WI.

133. Deng, S., J. Parham, W.R. Raun, and G.V. Johnson. 2002. Phosphorus Mobility, Enzyme Activity and Microbial Community in Manure-treated Soil. In Agronomy Abstracts. ASA, Madison, WI.

134. Raun, W.R., G.V. Johnson, and J.B. Solie. 2003. Variable Nitrogen Management for Cereal Production in the United States and Mexico. In Agronomy Abstracts. ASA, Madison, WI.

135. Brixey, K.D., W.R. Raun, G.V. Johnson, J.B. Solie, M.L. Stone, M.T. Humphreys, J. Mosali, and K.W. Freeman. 2003. Mid-Season Winter Wheat Recovery to Nitrogen Stress. In Agronomy Abstracts. ASA, Madison, WI.

136. Deng, S.P., and W.R. Raun. 2003. Terminal-Restriction Fragment Length Polymorphism (T-RFLP) Analysis to Reveal Soil Microbial Community Structures. In Agronomy Abstracts. ASA, Madison, WI.

137. Johnson, G.V., and W.R. Raun. 2003. Temporal Variability of Mineralized Soil-N. In Agronomy Abstracts. ASA, Madison, WI.

138. Girma, K., M.L. Stone, J.B. Solie, J. Mosali, KW. Freeman, and W.R. Raun. 2003. Optical Spectral Signatures for Identifying Cheat and Ryegrass in Winter Wheat. In Agronomy Abstracts. ASA, Madison, WI.

139. Teal, R.K., W.R. Raun, K.W. Freeman, J.B. Solie, and M.L. Stone. 2003. Influence of Hybrid, Population, and Nitrogen Rate on Spectral Prediction of Corn Grain Yield. In Agronomy Abstracts. ASA, Madison, WI.

140. Freeman, K.W., W.R. Raun, R.K. Teal, G.V. Johnson, J. Mosali, J.B. Solie, and M.L. Stone. 2003. Sensor Based Nitrogen Fertilization Algorithms for Increased NUE in Winter Wheat. In Agronomy Abstracts. ASA, Madison, WI.

141. Mosali, J. J.B. Solie, M.L. Stone, G.V. Johnson, K.W. Freeman, R.K. Teal, W.E. Thomason, and W.R. Raun. 2003. Nitrogen Fertilization Optimization Algorithm for Increasing the Nitrogen Use Efficiency in Bermudagrass. In Agronomy Abstracts. ASA, Madison, WI.

142. Arnall, D.B., K.W. Freeman, W.R. Raun, G.V. Johnson, J. Mosali, and R.K. Teal. 2003. Use of Mid-Season CV’s from Sensor Readings to Refine Wheat Yield Prediction. In Agronomy Abstracts. ASA, Madison, WI.

143. Lawles, J.W., KW. Freeman, W.R. Raun, G.V. Johnson, R.K. Teal, and P.J. Hodgen. 2003. Prediction of Wheat Grain Yields Under Grazed and Non-Grazed Production Systems. In Agronomy Abstracts. ASA, Madison, WI.