Author: Derr, Jeffrey

|<<Showing items 101 to 153 of 153.  
1-100
101-153
Title Author and Source Category View TGIF Record
Herbicide resistance in turfgrass Derr, Jeffrey. 2004. Virginia Turfgrass Journal. July/August. p. 22-23.
  • Professional
 97015
Take the `broad' view Derr, Jeffrey F. 2004. Landscape Management. June. 43(6): p. 50-53, 55.
  • Trade
 98539
Warm-season weed control Derr, Jeffrey F. 2004. Landscape Management. February. 43(2): p. 48-50, 52.
  • Trade
 93571
Detection of triazine-resistant annual bluegrass in turfgrass Derr, Jeffrey F. 2003. Proceedings of the Western Society of Weed Science. 56: p. 42-43.
  • Report
  • Abstract or Summary only
 97287
Understanding the issue with clopyralid and compost
 Derr, Jeffrey. 2003. Virginia Turfgrass Journal. July/August. 27(4): p. 24, 26.
  • Professional
 91701
Crabgrass control: To pre or not to pre, that is the question Derr, Jeffrey. 2003. Grounds Maintenance. January. 38(1): p. 28, 30, 32.
  • Trade
 84725
Tolerance of ornamental grasses to preemergence herbicides
 Derr, Jeffrey F. 2002. Journal of Environmental Horticulture. September. 20(3): p. 161-165.
  • Refereed
 81551
Detection of fenoxaprop-resistant smooth crabgrass (Digitaria ischaemum) in turf

Access Restrictions		 Derr, Jeffrey F. 2002. Weed Technology. April-June. 16(2): p. 396-400.
  • Refereed
 80616
Evaluation of granular weed control products in ornamentals
 Derr, Jeffrey. 2001. Research Summary -- 2001: Virginia Tech Turfgrass andLandscape Field Days. p. 30.
  • Report
 86039
Tolerance of ornamentals to sprayable Pendulum formulations
 Derr, Jeffrey. 2001. Research Summary -- 2001: Virginia Tech Turfgrass andLandscape Field Days. p. 31.
  • Report
 86040
Nonselective postemergence weed control
 Derr, Jeffrey. 2001. Research Summary -- 2001: Virginia Tech Turfgrass andLandscape Field Days. p. 32.
  • Report
 86041
Microstegium management in turf and ornamental beds
 Derr, Jeffrey. 2001. Virginia Turfgrass Journal. Summer. 25(2): p. 14.
  • Professional
 84888
Nonselective postemergence weed control
 Derr, Jeffrey F. 2001. Virginia Turfgrass Journal. Winter. 25(4): p. 14-16.
  • Professional
 84829
Pain in the grass: Grassy weed control in turf can be challenging. You must understand the enemy, what weapons to use and when to time the attack Derr, Jeffrey F. 2001. Grounds Maintenance. January. 36(1): p. 60, 62, 64, 68.
  • Trade
 72692
Longevity of preemergence crabgrass herbicides Derr, Jeffrey F. 2000. Proceedings of the 54th Annual Meeting of the Northeastern Weed Science Society. 54: p. 120.
  • Report
 65450
Weeds as indicators of environmental conditions Derr, Jeffrey F. 2000. TurfGrass TRENDS. June. 8[9](6): p. 9-13.
  • Professional
 122540
New pest controls for the new millennium: Herbicides Derr, Jeffrey F. 2000. Grounds Maintenance. April. 35(4): p. 49-50.
  • Trade
 65919
Weed control: Turf vs. ornamental beds Derr, Jeffrey F. 2000. Landscape Management. March. 39(3): p. 76, 79-80, 82.
  • Trade
 67821
Biology and management of microstegium, a relatively unresearched turf weed Derr, Jeffrey F. 1999. Proceedings of the 53rd Annual Meeting of the Northeastern Weed Science Society. 53: p. 100.
  • Report
  • Abstract or Summary only
 68494
Control T & O 'crossover' weeds: Invasive weeds spreading into turf or ornamental beds can wreak havoc on your control strategies. Here are the products that work well in both locations, without harming non-target plants. Derr, Jeffrey F. 1999. Landscape Management. November. 38(11): p. 45-47.
  • Trade
 153165
Isoxaben dissipation in field soil as affected by application timing
 Chandran, Rakesh S.; Derr, Jeffrey F. 1999. Journal of Environmental Quality. November/December. 28(6): p. 1760-1764.
  • Refereed
 62696
Top 10 ornamental weeds Derr, Jeffrey F. 1999. Landscape Management. March. 38(3): p. 64-65, 68.
  • Trade
 58120
Control landscape weeds pre-emergently Derr, Jeffrey F. 1999. Grounds Maintenance. March. 34(3): p. C2, C6, C20.
  • Trade
 58426
Fenoxaprop-resistant smooth crabgrass discovered at a golf course tee Derr, Jeffrey F. 1998. Proceedings of the 52nd Annual Meeting of the Northeastern Weed Science Society. 52: p. 46.
  • Report
  • Abstract or Summary only
 44629
Put the chill on winter weeds Derr, Jeffrey F. 1998. Grounds Maintenance. October. 33(10): p. 33-34, 38, 65.
  • Trade
 55777
Effect of isoxaben application rate and timing on residual broadleaf weed control in turf
 Chandran, Rakesh S.; Derr, Jeffrey F.; Bingham, Wayne. 1998. Weed Technology. October-December. 12(4): p. 569-574.
  • Refereed
 56892
Duration of broadleaf weed control with isoxaben using soil bioassays
 Chandran, Rakesh S.; Derr, Jeffrey F. 1998. Weed Technology. July-September. 12(3): p. 542-547.
  • Refereed
 55011
Weed identification and control in sportsTURF Derr, Jeffrey F. 1998. SportsTURF. May. 14(5): p. 28-29, 31.
  • Professional
 53208
Control woody vines in landscapes Derr, Jeffrey F. 1998. Grounds Maintenance. April. 33(4): p. 56, 60-61.
  • Trade
 58842
Preemergence and postemergence crabgrass control in turfgrass
 Derr, Jeffrey F. 1997. Proceedings of the Sixth Annual Rutgers TurfgrassSymposium. p. 19.
  • Report
 63613
Preemergence and postemergence crabgrass control in turf
 Derr, Jeffrey F.; Chandran, Rakesh. 1997. Research Summary: 1997 Virginia Tech Turfgrass and Landscape Field Days. p. 19.
  • Report
 286989
Effect of isoxaben applied postemergence for broadleaf weed control Chandran, Rakesh S.; Derr, Jeffrey F. 1997. Proceedings of the 51st Annual Meeting of the Northeastern Weed Science Society. 51: p. 41.
  • Report
  • Abstract or Summary only
 42228
Fall-applied pre-emergents for broadleaf weeds Derr, Jeffrey. 1997. Grounds Maintenance. September. 32(9): p. 44, 47-48.
  • Trade
 58643
Looking ahead by looking back: Last spring lawn care professionals experienced the tenacity of weeds, especially crabgrass. Plan your control strategies now to win the war this year Derr, Jeffrey F. 1997. Lawn and Landscape. January. 18(1): p. 40-41, 44, 46.
  • Trade
 156128
Control of poa annua in bentgrass putting greens Robinson, J. Cutler Jr.; Derr, Jeffrey F. 1996. Proceedings of the 50th Annual Meeting of the Northeastern Weed Science Society. 50: p. 58.
  • Report
  • Abstract or Summary only
 42162
The life cycle of turf weeds Derr, Jeffrey F. 1996. Plant & Pest Advisory: Landscape, Nursery & Turf Edition. November 21. 2(15): p. 1, 3.
  • Professional
 164291
Fall weed management in turf and ornamental beds Derr, Jeffrey F. 1996. Plant & Pest Advisory: Landscape, Nursery & Turf Edition. September 26. 2(13): p. 2.
  • Professional
 164290
Crabgrass management in turf and ornamentals Derr, Jeffrey. 1996. Plant & Pest Advisory: Landscape, Nursery & Turf Edition. August 1. 2(10): p. 2-3.
  • Professional
 164305
Yellow nutsedge - a troublesome weed in turf and ornamentals Derr, Jeffrey F. 1996. Plant & Pest Advisory: Landscape, Nursery & Turf Edition. July 18. 2(9): p. 1-2.
  • Professional
 164292
Weeds: A Century of Control: A scientist of today evaluates the theories of a colleague from 100 years past
 Derr, Jeffrey F. 1996. Turf: North. March. p. T15-T18.
  • Trade
 251521
Combining ronstar with other preemergence herbicides
 Derr, Jeffrey. 1995. Research Report - 1995 Virginia Tech Turfgrass and Landscape Field Days. p. 134.
  • Report
 166048
Annual broadleaf weed control in ornamentals
 Derr, Jeffrey. 1995. Research Report - 1995 Virginia Tech Turfgrass and Landscape Field Days. p. 135.
  • Report
 166052
Ornamental and shrub bed weed control strategies
 Derr, Jeffrey F. 1995. Bulletin of the New York State Turfgrass Association. Fall. 149: p. 2005.
  • Newsletter
 39458
Weed control in groundcovers
 Derr, Jeffrey F. 1994. Research Report - 1994 Virginia Tech Turfgrass and Landscape Field Days. p. 111-112.
  • Report
 165937
Herbicide evaluation in bulbs
 Derr, Jeffrey F. 1994. Research Report - 1994 Virginia Tech Turfgrass and Landscape Field Days. p. 113.
  • Report
 165938
Herbicide evaluation in annual flowers
 Derr, Jeffrey F. 1994. Research Report - 1994 Virginia Tech Turfgrass and Landscape Field Days. p. 114.
  • Report
 165939
Innovative herbicide application methods and their potential for use in the nursery and landscape industries
 Derr, Jeffrey F. 1994. HortTechnology. October-December. 4(4): p. 345-350.
  • Refereed
 37596
Weed control with landscape fabrics and mulches
 Derr, Jeffrey F.; Appleton, Bonnie Lee. 1992. Research Report -- 1992 Virginia Tech Turfgrass andLandscape Field Days. p. 89-90.
  • Report
 102824
Combining mulch with geotextiles for landscape weed control
 Appleton, Bonnie Lee; Derr, Jeffrey F. 1990. Research Report - 1990: Virginia Tech Turfgrass Field Days. p. 69-72.
  • Report
 245082
Growth and root penetration by large crabgrass and bermudagrass through mulch and fabric barriers
 Appleton, Bonnie Lee; Derr, Jeffrey F. 1990. Journal of Environmental Horticulture. December. 8(4): p. 197-199.
  • Refereed
 136960
The Wide World of Geotextiles
 Appleton, Bonnie Lee; Derr, Jeffrey, F. 1988. Grounds Maintenance. April. 23(4): p. 42-48.
  • Trade
 12234
Uptake and translocation of fluazifop by three annual grasses
 Derr, Jeffrey F.; Monaco, Thomas J.; Sheets, Thomas J. 1985. Weed Science. September. 33(5): p. 612-617.
  • Refereed
 6856
Response of three annual grasses to Fluazifop
 Derr, Jeffrey F.; Monaco, Thomas J.; Sheets, Thomas J. 1985. Weed Science. September. 33(5): p. 693-697.
  • Refereed
 6861
|<<Showing items 101 to 153 of 153.  
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