Author: Christians, N. E.

|<<Showing items 401 to 481 of 481.  
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401-481
Title Author and Source Category View TGIF Record
1985 preemergence annual grass timing control study Agnew, M. L.; Christians, N. E. 1986. 1986 Iowa Turfgrass Research Report. p. 38.
  • Report
 69777
The effect of preemergence herbicides on root inhibition of Kentucky bluegrass (Poa pratensis) Reicher, Z. J.; Christians, N. E. 1986. 1986 Iowa Turfgrass Research Report. p. 39-41.
  • Report
 69778
1985 postemergence annual weed control study Christians, N. E.; Agnew, M. L. 1986. 1986 Iowa Turfgrass Research Report. p. 42-43.
  • Report
 69779
1985 broadleaf weed control study Christians, N. E.; Agnew, M. L. 1986. 1986 Iowa Turfgrass Research Report. p. 44-46.
  • Report
 69780
1985 phytotoxicity tests Christians, N. E. 1986. 1986 Iowa Turfgrass Research Report. p. 47-48.
  • Report
 69781
1985 Poa annua control study Gaul, M. C.; Christians, N. E. 1986. 1986 Iowa Turfgrass Research Report. p. 49-52.
  • Report
 69782
Rubigan bentgrass cultivar study Gaul, M. C.; Christians, N. E. 1986. 1986 Iowa Turfgrass Research Report. p. 53-54.
  • Report
 69783
LIMIT: Effects of a high-concentration at six application dates on Kentucky bluegrass Diesburg, K. L.; Christians, N. E. 1986. 1986 Iowa Turfgrass Research Report. p. 55-56.
  • Report
 69785
Sod reestablishment study Christians, N. E. 1986. 1986 Iowa Turfgrass Research Report. p. 64-66.
  • Report
 69790
Influence of soil compaction on 14 Kentucky bluegrass cultivars Agnew, M. L.; Moore, R. W.; Christians, N. E. 1986. 1986 Iowa Turfgrass Research Report. p. 67.
  • Report
 69791
Turfgrass cultivation studies Agnew, M. L.; Christians, N. E. 1986. 1986 Iowa Turfgrass Research Report. p. 68-70.
  • Report
 69792
Comparison of Ethylene and Ethephon Effects on Poa pratensis L.
 Diesburg, K. L.; Christians, N. E. 1986. Agronomy Abstracts. November. p. 133.
  • Report
  • Abstract or Summary only
 8776
The Response of Annual Bluegrass to Fenarimol and Chlorsulfuron in Field and Greenhouse Trials.
 Gaul, M. C.; Christians, N. E. 1986. Agronomy Abstracts. November. p. 134.
  • Report
  • Abstract or Summary only
 8785
The Measurement of Ammonia Volatilization from Turfgrass Areas as Treated with Surface-applied Urea
 Joo, Y. K.; Christians, N. E. 1986. Agronomy Abstracts. November. p. 135.
  • Report
  • Abstract or Summary only
 8796
Effect of Preemergence Herbicides on Rooting of Poa pratensis
 Reicher, Z. J.; Christians, N. E. 1986. Agronomy Abstracts. November. p. 137.
  • Report
  • Abstract or Summary only
 8825
Bulb tolerance to postemergence herbicides Christians, N. E.; LaSota, Leo R. 1986. ALA. October. 7(10): p. 32-34.
  • Trade
 9327
Chlorsulfuron activity on seven cool-season grasses
 Maloy, B. M.; Christians, N. E. 1986. HortScience. August. 21(4): p. 1012-1014.
  • Refereed
 8351
Effects of nitrogen fertilizer and fall topdressing on the spring recovery of Agrostis palustris Huds. (Penncross creeping bentgrass) greens
Access Restrictions		 Christians, N. E.; Diesburg, K. L.; Nus, J. L. 1985. Proceedings of the Fifth International Turfgrass Research Conference. p. 459-468.
  • Refereed
 9039
The use of fenarimol and chlorsulfuron for Poa annua control in cool-season turfgrasses
 Gaul, M. C.; Christians, N. E. 1985. Agronomy Abstracts. December. p. 116.
  • Report
  • Abstract or Summary only
 6925
The reduction of ammonia volatilization from turfgrass areas treated with surface-applied urea
 Joo, Y. K.; Christians, N. E. 1985. Agronomy Abstracts. December. p. 117.
  • Report
  • Abstract or Summary only
 6933
Effects of chlorsulfuron on seven cool-season grasses
 Maloy, B. M.; Christians, N. E. 1985. Agronomy Abstracts. December. p. 118-119.
  • Report
  • Abstract or Summary only
 4122
Osmotically induced water stress on fertilizer burn of 'Glade' Kentucky bluegrass
 Johnson, S. J.; Christians, N. E. 1985. HortScience. August. 20(4): p. 772-773.
  • Refereed
 4812
The 1984 results of high- and low-maintenance Kentucky bluegrass regional cultivar trials Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 7-11.
  • Report
 9135
Kentucky bluegrass cultivar evaluations Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 12-13.
  • Report
 9112
Regional perennial ryegrass cultivar evaluation Diesburg, K. L.; Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 14-15.
  • Report
 9114
Perennial ryegrass cultivar evaluations Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 16.
  • Report
 9115
Fine fescue cultivar trial Diesburg, K. L.; Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 17-19.
  • Report
 9116
Fine fescue management study Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 20-21.
  • Report
 9117
Tall fescue management study Diesburg, K. L.; Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 22-23.
  • Report
 9118
Bentgrass management study Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 25-26.
  • Report
 9119
Nitrogen X potassium study Diesburg, K. L.; Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 27-29.
  • Report
 9120
The reduction of ammonia volatilization from turfgrass areas treated with surface-applied urea Joo, Y.; Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 30-31.
  • Report
 9121
Evaluation of different granular nitrogen sources for fertilization of Kentucky bluegrass turf Agnew, M. L.; Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 32-33.
  • Report
 9122
Evaluation of liquid fertilizer programs on three Kentucky bluegrass cultivars Moore, R. W.; Agnew, M. L.; Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 34-36.
  • Report
 9123
1984 Preemergence annual grass control study Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 37-38.
  • Report
 9124
1984 Postemergence annual grass control study Webb, J.; Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 39-41.
  • Report
 9125
1984 Broadleaf weed control and postemergence crabgrass control study Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 42-43.
  • Report
 9126
Rubigan field study-1984 Gaul, M. C.; Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 44-46.
  • Report
 9127
Selective control of tall fescue in Kentucky bluegrass turf with chlorsulfuron Maloy, B. M.; Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 47-51.
  • Report
 9128
Chlorsulfuron experiments Maloy, B. M.; Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 52-54.
  • Report
 9129
Effects of five growth retardants on the vegetative growth of Kentucky bluegrass--1983-1984 Diesburg, K. L.; Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 55-60.
  • Report
 9130
Sod reestablishment study Christians, N. E. 1985. 1985 Iowa Turfgrass Research Report. July. p. 63-64.
  • Report
 9131
Selective control of tall fescue in Kentucky bluegrass with chlorsulfuron
 Larocque, D. J.; Christians, N. E. 1985. Agronomy Journal. January/February. 77(1): p. 86-89.
  • Refereed
 2058
Regional perennial ryegrass cultivar evaluation Diesburg, K. L.; Christians, N. E. 1984. 1984 Iowa Turfgrass Research Report. p. 14-15.
  • Report
 65630
Fine fescue cultivar trial Diesburg, K. L.; Christians, N. E. 1984. 1984 Iowa Turfgrass Research Report. p. 18-19.
  • Report
 65632
Tall fescue management study Diesburg, K. L.; Christians, N. E. 1984. 1984 Iowa Turfgrass Research Report. p. 24-25.
  • Report
 65635
Nitrogen x potassium study Diesburg, K. L.; Christians, N. E.; Laroque, D. 1984. 1984 Iowa Turfgrass Research Report. p. 38-39.
  • Report
 65640
Phosphorus fertilization study Diesburg, K. L.; Laroque, D.; Christians, N. E. 1984. 1984 Iowa Turfgrass Research Report. p. 40-41.
  • Report
 65641
The uptake of carbon monoxide by C3 and C4 turfgrass species
 Christians, N. E.; Brahm, D. J.; Gladon, R. J. 1984. Agronomy Abstracts. November. p. 149.
  • Report
  • Abstract or Summary only
 6989
Effects of five growth retardants on Kentucky bluegrass (Poa pratensis L.) morphology
 Diesburg, K. L.; Christians, N. E. 1984. Agronomy Abstracts. November. p. 150.
  • Report
  • Abstract or Summary only
 6992
Selective control of tall fescue in Kentucky bluegrass with chlorsulfuron in field trials
 Maloy, B. M.; Christians, N. E. 1984. Agronomy Abstracts. November. p. 153.
  • Report
  • Abstract or Summary only
 7028
Differential sensitivities of various parts of Poa pratensis to water stress
 Nus, J. L.; Hodges, C. F.; Christians, N. E. 1984. HortScience. June. 19(3): p. 541.
  • Report
  • Abstract or Summary only
 122083
Growth retardant study Nus, J. L.; Christians, N. E. 1983. 1983 Iowa Turfgrass Field Day and Equipment Show. p. 45-48.
  • Report
 146550
Phosphorus fertilization study Nus, J. L.; Christians, N. E. 1983. 1983 Iowa Turfgrass Field Day and Equipment Show. p. 91-93.
  • Report
 146712
Folian study Nus, J. L.; Christians, N. E. 1983. 1983 Iowa Turfgrass Field Day and Equipment Show. p. 94-96.
  • Report
 146714
N X K study Nus, J. L.; Christians, N. E. 1983. 1983 Iowa Turfgrass Field Day and Equipment Show. p. 97-99.
  • Report
 146715
The effects of chlorsulfuron on Kentucky bluegrass and Tall fescue
 Christians, N. E.; Larocque, D. J. 1983. Agronomy Abstracts. August. p. 124.
  • Report
  • Abstract or Summary only
 7096
Effects of preemergence herbicides on four cultivars of Kentucky bluegrass (Poa pratensis) Christians, N. E. 1982. 1982 Iowa Turfgrass Field Day and Equipment Show. p. 44-47.
  • Report
 104330
N X K study Nus, J. L.; Christians, N. E. 1982. 1982 Iowa Turfgrass Field Day and Equipment Show. p. 48-50.
  • Report
 104333
Folian study Nus, J. L.; Christians, N. E. 1982. 1982 Iowa Turfgrass Field Day and Equipment Show. p. 51.
  • Report
 104335
Liquid fertilizer study Nus, J. L.; Christians, N. E. 1982. 1982 Iowa Turfgrass Field Day and Equipment Show. p. 52.
  • Report
 104336
Phosphorous fertilization study Nus, J. L.; Christians, N. E. 1982. 1982 Iowa Turfgrass Field Day and Equipment Show. p. 53.
  • Report
 104338
Preemergence herbicide effects on four Kentucky bluegrass cultivars
 Christians, N. E. 1982. HortScience. December. 17(6): p. 911-912.
  • Refereed
 4932
Growth retardant effects on three turfgrass species
 Christians, N. E.; Nau, J. 1982. Agronomy Abstracts. November. p. 140-141.
  • Report
  • Abstract or Summary only
 7142
Foliar burn comparisons of a number of liquid fertilizers applied to Kentucky bluegrass
 Johnson, S. J.; Christians, N. E. 1982. Agronomy Abstracts. November. p. 143.
  • Report
  • Abstract or Summary only
 7157
Renovation of fusarium blighted lawns
 Christians, N. E. 1981. 19th Annual Nebraska Turfgrass Conference & Trade Show. p. 213-215.
  • Proceedings
 239494
The role of phosphorus and potassium in lawn care fertilizer programs
 Christians, N. E. 1981. 19th Annual Nebraska Turfgrass Conference & Trade Show. p. 235-236.
  • Proceedings
 239345
The interactions among nitrogen, phosphorus, and potassium on the establishment, quality, and growth of Kentucky bluegrass (Poa pratensis L. 'Merion')
Access Restrictions		 Christians, N. E.; Martin, D. P.; Karnok, K. J. 1981. Proceedings of the International Turfgrass Research Conference. 4: p. 341-348.
  • Refereed
 1175
Effects of preemergence herbicides on four cultivars of Kentucky bluegrass
 Christians, N. E. 1981. Proceedings of the North Central Weed Control Conference. 36: p. 37.
  • Report
  • Abstract or Summary only
 4930
Root activity in creeping bentgrass thatch as measured by 32P and 33P

Access Restrictions		 Christians, N. E.; Karnok, K. J.; Logan, T. J. 1981. Communications in Soil Science and Plant Analysis. 12(8): p. 765-774.
  • Report
 6277
Performance comparison of five makes of turfgrass fertilizer spreaders
Access Restrictions		 Christians, N. E.; Karnok, K. J.; Wolk, J. O. 1981. Proceedings of the International Turfgrass Research Conference. 4: p. 277-283.
  • Refereed
 3805
The interrelationship among nutrient elements applied to calcareous sand greens
 Christians, N. E.; Martin, D. P.; Karnok, K. J. 1981. Agronomy Journal. November/December. 73(6): p. 929-933.
  • Refereed
 522
Root activity in creeping bentgrass thatch as measured by 32P and 33P
 Christians, N. E.; Karnok, K. J.; Logan, T. J. 1980. Agronomy Abstracts. p. 115.
  • Report
  • Abstract or Summary only
 6773
Variation in the number of seeds per unit weight among turfgrass cultivars
 Christians, N. E.; Wilkinson, J. F.; Martin, D. P. 1980. Journal of Japanese Society of Turfgrass Science. April. 9(1): p. 66-67.
  • Refereed
 172859
Interrelationships Among Nutrient Elements on Calcareous Sand Greens
 Christians, N. E.; Martin, D. P.; Karnok, K. J. 1979. Agronomy Abstracts. p. 120.
  • Report
  • Abstract or Summary only
 7589
Nitrogen, phosphorus, and potassium effects on quality and growth of Kentucky bluegrass and creeping bentgrass
 Christians, N. E.; Martin, D. P.; Wilkinson, J. F. 1979. Agronomy Journal. July/August. 71(4): p. 564-567.
  • Refereed
 785
Variations in the number of seeds per unit weight among turfgrass cultivars
 Christians, N. E.; Wilkinson, J. F.; Martin, D. P. 1979. Agronomy Journal. May/June. 71(3): p. 415-419.
  • Refereed
 780
Effects of Nitrogen, Phosphorus, and Potassium in Solution on Tissue Nutrient Content of Two Turfgrasses.
 Christians, N. E.; Martin, D. P.; Wilkinson, J. F. 1978. Agronomy Abstracts. December. p. 115.
  • Report
  • Abstract or Summary only
 15411
The Construction of a Fertilizer Spreader Calibrator and Performance Comparison of Five Makes of Drop-Type Spreaders
 Christians, N. E.; Karnok, K. J.; Wolk, J. O. 1978. Agronomy Abstracts. December. p. 115.
  • Report
  • Abstract or Summary only
 15443
Variations in seed size among cultivars of Kentucky bluegrass (Poa pratensis L.) and fine fescue (Festuca spp.)
 Christians, N. E.; Wilkinson, J. F. 1976. Agronomy Abstracts. p. 98.
  • Report
  • Abstract or Summary only
 5580
Variations in Seed Size Among Cultivars of Kentucky Bluegrass (Poa pratensis L.) and Fine Fescue (Festuca ssp.).
 Christians, N. E.; Wilkinson, J. F. 1976. Agronomy Abstracts. November. 68: p. 98.
  • Report
  • Abstract or Summary only
 15742
|<<Showing items 401 to 481 of 481.  
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401-481