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United States Department of Agriculture

Agricultural Research Service

Related Topics

Daniel Harmon (Dan)
Great Basin Rangelands Research
Agricultural Research Technician

Phone: (775) 784-1039
Fax: (775) 784-1712
Room SEED LAB

USDA, ARS, PWA, GBRRU
920 VALLEY ROAD
RENO , NV 89512


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Intermountain west range improvement practices: lessons learned -
Clements, D.D., Rubald, T., Harmon, D.N. 2016. Intermountain west range improvement practices: lessons learned. The Progressive Rancher. 16(7):16-18.
Importance of shrub restoration on great basin rangelands -
Clements, D.D., Freese, M., Scott, M., Harmon, D.N. 2016. Importance of shrub restoration on great basin rangelands. The Progressive Rancher. 16(6):8-10.
Phenology of cheatgrass and associated exotic weeds -
Clements, D.D., Harmon, D.N., Young, J.A., Blank, R.R. 2016. Phenology of cheatgrass and associated exotic weeds. The Progressive Rancher. 16(5):8-9.
Integrated approach to cheatgrass suppression on great basin rangelands -
Clements, D.D., Harmon, D.N., Weltz, M.A., White, J. 2016. Integrated approach to cheatgrass suppression on great basin rangelands. In: Proceedings of the X International Rangeland Congress, July 18-22, 2016, Saskaton, Saskatchewan, Canada. p. 793-794.
Rehabilitation and Cheatgrass Suppression Following Great Basin Wildfires -
Conservation seeding and diverse seed species performance -
Clements, D.D., Harmon, D.N. 2015. Conservation seeding and diverse seed species performance. In: Society for Range Management Meeting Abstracts, January 31-February 6, 2015, Sacramento, CA. 68:59.
Plant Material Testing: Can we learn from small plots -
Harmon, D.N., Clements, D.D., Weltz, M.A., White, J. 2016. Plant Material Testing: Can we learn from small plots. Range Management Meeting Proceedings. 69:85.
The importance of seed germination in rangeland research -
Harmon, D.N., Clements, D.D. 2015. The importance of seed germination in rangeland research. The Progressive Rancher. 15(7):24-25.
An integrated approach to salt cedar control and rehabilitation -
Clements, D.D., Harmon, D.N., Young, J.A., Knight, J. 2015. An integrated approach to salt cedar control and rehabilitation. The Progressive Rancher. 15(5):36-37.
Sagebrush wildfire effects on soil chemistry: A temporal and spatial study -
Blank, R.R., Clements, D.D., Morgan, T.A., Harmon, D.N. 2015. Sagebrush wildfire effects on soil chemistry: A temporal and spatial study [abstract]. Society for Range Management Meeting Abstracts. p. 10.
Assessment of horse creek conservation seeding -
Clements, D.D., Harmon, D.N., Weltz, M.A., Blank, R.R., Henderson, D.E. 2015. Assessment of horse creek conservation seeding. The Progressive Rancher. 15(2):35-37.
Characteristics that determine a successful squirreltail (Elymus elymoides) -
Harmon, D.N., Clements, D.D. 2015. Characteristics that determine a successful squirreltail (Elymus elymoides). In: Society for Range Management Meeting Abstracts, January 31-February 6, 2015. 68:46.
Evaluating perennial grass competition as a management tool -
Harmon, D.N., Clements, D.D. 2015. Evaluating perennial grass competition as a management tool. In: Society for Range Management Meeting Abstracts, January 31-February 6, 2015, Sacramento, CA. 68:251.
The effect of annual precipitation on Agropyron cristatum suppression of bromus tectorum -
Harmon, D.N., Clements, D.D. 2015. The effect of annual precipitation on Agropyron cristatum suppression of bromus tectorum. In: Society for Range Management Meeting Abstracts, January 31-February 6, 2015, Sacramento, CA. 68:255.
Big sagebrush transplanting success in crested wheatgrass stands -
Clements, D.D., Harmon, D.N. 2015. Big sagebrush transplanting success in crested wheatgrass stands. In: Society for Range Management meeting abstracts, January 31-February 6, 2015, Sacramento, CA. 68:58.
Herbicide efficacy and perennial grass establishment -
Clements, D.D., Harmon, D.N. 2015. Herbicide efficacy and perennial grass establishment. In: Society for Range Management Meeting Abstracts, January 31-Feb 6, 2015, Sacramento, CA. 68:395.
Rehabilitation of cheatgrass-infested rangelands: management -
Clements, C.D., Young, J.A., Harmon, D.N., Blank, R.R. 2014. Rehabilitation of cheatgrass-infested rangelands: management. The Progressive Rancher. 14(1):28-29.
The importance of persistent monitoring of great basin rangeland rehabilitation efforts -
Rehabilitation of cheatgrass-infested rangelands: applications and practices -
Clements, C.D., Young, J.A., Harmon, D.N., Blank, R.R. 2013. Rehabilitation of cheatgrass-infested rangelands: applications and practices. The Progressive Rancher. 13(7):30-31.
Rehabilitation of cheatgrass-infested rangelands: concepts -
Clements, C.D., Young, J.A., Harmon, D.N., Blank, R.R. 2013. Rehabilitation of cheatgrass-infested rangelands: concepts. The Progressive Rancher. 13(6):30-31.
Imazapic, rimsulfuron, and sulfometuron methyl effectiveness at controlling cheatgrass -
Clements, D.D., Harmon, D.N. 2013. Imazapic, rimsulfuron, and sulfometuron methyl effectiveness at controlling cheatgrass[abstract]. Soil and Water Conservation Society International Meeting, Reno, NV, July 21-24, 2013. 68:79.
Rehabilitation of cheatgrass-infested rangelands -
Clements, D.D., Harmon, D.N., Blank, R.R. 2013. Rehabilitation of cheatgrass-infested rangelands[abstract]. Soil and Water Conservation Society International Meeting, Reno, NV, July 21-24, 2013. 68:55.
Drought survival and perennial grass success in the face of cheatgrass invasion: germination, emergence, seedling die-off and reproduction -
Harmon, D.N., Clements, D.D. 2013. Drought survival and perennial grass success in the face of cheatgrass invasion: germination, emergence, seedling die-off and reproduction [abstract]. Soil and Water Conservation Society Meeting, Reno, NV July 21-24, 2013. 68:113.
Forecasting Bromus tectorum and fire threat: site soil type versus population traits -
Harmon, D.N., Clements, C.D. 2013. Forecasting Bromus tectorum and fire threat: site soil type versus population traits [abstract]. Soil and Water Conservation Society International meeting. 68:120.
Perennial grass dominance: creating a resilient plant community in an exotic annual grass invaded rangeland -
Harmon, D.N., Clements, C.D. 2013. Perennial grass dominance: creating a resilient plant community in an exotic annual grass invaded rangeland [abstract]. Soil and Water Conservation Society International meeting. 68:48.
Integrated weed management approach to control saltcedar -
Clements, D.D., Harmon, D.N., Young, J.A., Knight, J. 2013. Integrated weed management approach to control saltcedar [abstract]. Soil and Water Conservation Society International Meeting, Reno, NV, July 21-24, 2013. 68:119.
The use of plant material testing to successfully suppress cheatgrass -
Clements, D.D., Young, J.A., Harmon, D.N. 2013. The use of plant material testing to successfully suppress cheatgrass[abstract]. Soil and Water Conservation Society International Meeting, Reno, NV, July 21-24, 2013. 68:122.
Rehabilitation of degraded rangelands: lessons learned -
Cheatgrass invasion and wildlife habitat -
Clements, D.D., Harmon, D.N., Blank, R.R. 2012. Cheatgrass invasion and wildlife habitat [abstract]. Nevada Wildlife Commission.
Rehabilitation of cheatgrass infested rangelands: an integrated approach -
Clements, C.D., Harmon, D.N., Blank, R.R. 2013. Rehabilitation of cheatgrass infested rangelands: an integrated approach [abstract]. Society for Range Management. 12:5.
Rehabilitation of cheatgrass infested rangelands -
Clements, C.D., Harmon, D.N., Blank, R.R. 2012. Rehabilitation of cheatgrass infested rangelands [abstract]. National Public Lands Council. 12:6.
The fitness costs of delayed germination and diminutive growth response of cheatgrass -
Harmon, D.N., Clements, C.D. 2013. The fitness costs of delayed germination and diminutive growth response of cheatgrass [abstract]. In: Proceedings of the Society for Range Management, February 3-7, 2013, Oklahoma City, OK. 66:60.
Seedling success from germination to the first summer mortality event: cheatgrass versus three perennial restoration grass species -
Harmon, D.N., Clements, C.D. 2013. Seedling success from germination to the first summer mortality event: cheatgrass versus three perennial restoration grass species [abstract]. In: Proceedings of the Society for Range Management, February 3-7, 2013, Oklahoma City, OK. 66:59.
Perennial grass establishment following cheatgrass control using herbicides -
Clements, C.D., Harmon, D.N. 2013. Perennial grass establishment following cheatgrass control using herbicides [abstract]. In: Proceedings of the Society for Range Management, February 3-7, 2013, Oklahoma City, OK. 66:15.
Research to practical use: on-the-ground success -
Clements, D.D., Young, J.A., Harmon, D.N., Weltz, M.A. 2012. Research to practical use: on-the-ground success. Rangelands. 34(4):54-60.
Returning succession to downy brome dominated rangelands: roadblocks to perennial grass establishment -
Harmon, D.N., Clements, C.D., Young, J.A. 2012. Returning succession to downy brome dominated rangelands: roadblocks to perennial grass establishment [abstract]. Western Society of Weed Science. 64:44.
Population level response of downy brome to soil growing medium -
Harmon, D.N., Clements, C.D. 2012. Population level response of downy brome to soil growing medium [abstract]. Western Society of Weed Science. 64:37.
Downy brome seed ecology: From flower to emergence -
Harmon, D.N., Clements, C.D., Young, J.A. 2012. Downy brome seed ecology: From flower to emergence [abstact]. Western Society of Weed Science. 64:42.
Phenology of exotic invasive weeds associated with downy brome -
Clements, C.D., Young, J.A., Harmon, D.N. 2012. Phenology of exotic invasive weeds associated with downy brome [abstract]. Western Society of Weed Science. 64:10.
The use of goat grazing to biologically suppress perennial pepperweed -
Clements, C.D., Young, J.A., Harmon, D.N. 2012. The use of goat grazing to biologically suppress perennial pepperweed [abstract]. Western Society of Weed Science. 64:12.
Diorhabda carinulata and tamarisk control -
Clements, C.D., Harmon, D.N., Young, J.A., Knight, J. 2012. Diorhabda carinulata and tamarisk control [abstract]. Western Society of Weed Science. 64:8.
Suppressing downy brome following wildfires -
Clements, C.D., Harmon, D.N. 2012. Suppressing downy brome following wildfires [abstract]. Western Society of Weed Science. 64:15.
The effects of downy brome invasion on mule deer habitat -
Clements, C.D., Young, J.A., Harmon, D.N. 2012. The effects of downy brome invasion on mule deer habitat [abstract]. Western Society of Weed Science. 64:14.
Plant material testing and cheatgrass suppression: a 10 year old case study -
Clements, D.D., Young, J.A., Harmon, D.N. 2012. Plant material testing and cheatgrass suppression: a 10 year old case study. In: Proceedings of Society for Range Management, January 29-February 3, 2012, Spokane, Washington. 65:45.
Effects of maternal environment on cheatgrass seed dormancy -
Harmon, D.N., Clements, D.D., Young, J.A. 2012. Effects of maternal environment on cheatgrass seed dormancy. In: Proceedings of Society for Range Management, January 29-February 3, 2012, Spokane, Washington. 65:46.
Diorhabda elongate and saltcedar control: 10 years later -
Clements, D.D., Harmon, D.N., Young, J.A., Knight, J. 2012. Diorhabda elongate and saltcedar control: 10 years later. In: Proceedings Society for Range Management, January 29-February 3, 2012, Spokane, Washington. 65:24.
Practical Use of Intermountain Native Annuals in Assisted Succession -
Harmon, D.N., Clements, D.D. 2011. Practical Use of Intermountain Native Annuals in Assisted Succession [abstract]. Intermountain Native Plant Summit VI. 6:24.
Seedlings: From Seed to Establishment -
Clements, C.D., Harmon, D.N., Weltz, M.A. 2011. Seedlings: from seed to establishment [abstract]. Society for Range Management. 64:57.
Cheatgrass Biomass and Competition: Is a greenhouse fight a fair fight? -
Clements, C.D., Harmon, D.N. 2011. Cheatgrass biomass and competition: Is a greenhouse fight a fair fight [abstract]? Society for Range Management. 64:65.
Research to Practical Use: On-The-Ground Successes -
Clements, C.D., Young, J.A., Harmon, D.N., Weltz, M.A. 2011. Research to Practical Use: On-The-Ground Successes [abstract]. Society for Range Management. 64:64.
Revegetation of disturbed winter fat communities -
Clements, D.D., Young, J.A., Harmon, D.N., Mccuin, G. 2010. Revegetation of disturbed winter fat communities. Rangelands. 32(5):37-40.
Bromus tectorum: Variation in Seed Dormancy Among Populations -
Clements, C.D., Harmon, D.N. 2010. Bromus tectorum: Variation in Seed Dormancy Among Populations [abstract]. Seed Ecology III International Conference.
Diffuse knapweed (Centaurea diffusa) seed germination -
Clements, D.D., Harmon, D.N., Young, J.A. 2010. Diffuse knapweed (Centaurea diffusa) seed germination. Weed Science. 58(4):369-373.
Cheatgrass germination at three seed maturity stages from five plant communities in northwestern Nevada -
Harmon, D.N., Clements, C.D., Clark, M.D. 2010. Cheatgrass Germination at Three Seed Maturity Stages From Five Plant Communities in Northwestern Nevada [abstract]. Society for Range Management. 63:30.
Revegetation potential of Great Basin native annuals and perennial grasses: Does facilitation occur? -
Harmon, D.N., Clements, C.D. 2010. Revegetation Potential of Great Basin Native Annuals and Perennial Grasses: Does Facilitation Occur? [abstract]. Society for Range Management. 63:64.
Cheatgrass suppression following wildfires in Wyoming big sagebrush communities -
Clements, C.D., Harmon, D.N., Young, J.A. 2010. Cheatgrass Suppression Following Wildfires in Wyoming Big Sagebrush Communities [abstract]. Society for Range Management. 63:107.
Wildfire Restoration and Rehabilitation: Triage in Pursuit of Resilience Reprint Icon -
Clements, C.D., McCuin, G., Shane, R.S., McAdoo, K., Harmon, D.N. 2009. Wildfire Restoration and Rehabilitation: Triage in Pursuit of Resilience. Rangelands. 31(3):30-35.
Artemisia tridenata seed bank densities following wildfires -
Clements, C.D., Harmon, D.N., Young, J.A. 2008. Artemisia tridenata Seed Bank Densities Following Wildfires [abstract]. Wildfires and Invasive Plants in American Deserts, December 9-12, 2008, Reno, Nevada.
Germination comparisons of crested wheatgrass cultivars ‘Hycrest’ and ‘Hycrest II’ -
Harmon, D.N., Clements, C.D. 2009. Germination Comparisons of the Crested Wheatgrass Cultivars ‘Hycrest’ and ‘Hycrest II’ [abstract]. Society for Range Management, Albuquerque, NM, February 8-12, 2009. 62:32.
The effect of discing to reduce cheatgrass competition following wildfires -
Clements, C.D., Harmon, D.N., Young, J.A. 2009. The Effects of Discing to Reduce Cheatgrass Competition Following Wildfires [abstract]. Society for Range Management, Albuquerque, New Mexico, February 8-12, 2009. 62:33.
Long Term Storage of Mojave Seed Species -
Clark, M.D., Harmon, D.N., Young, J.A., Clements, C.D. 2009. Long-Term Storage of Mojave Seed Species [abstract]. Society for Range Management, Albuquerque, New Mexico, February 8-12, 2009. 62:32.
Seed polymorphism in two western Nevada Indian ricegrass communities -
Ezzell, R.M., Clements, C.D., Harmon, D.N., Weltz, M.A. 2009. Seed Polymorphism in two Western Nevada Indian Ricegrass Communities [abstract]. Society for Range Management, Albuquerque, New Mexico, February 8-12, 2009. 62:32.
Big Sagebrush Seed Bank Densities Following Wildfires -
Clements, D.D., Young, J.A., Harmon, D.N. 2008. Big Sagebrush Seed Bank Densities Following Wildfires [abstract]. Society for Range Management Meeting.
Ecology of Kearney’s Buckwheat (Eriogonum nummulare) for Restoration Efforts -
Harmon, D.N., Young, J.A., Clements, D.D. 2008. Ecology of Kearney’s Buckwheat (Eriogonum nummulare) for Restoration Efforts [abstract]. Society for Range Management National Meeting.
Cheatgrass Response to Simulated Grazing -
Clements, D.D., Young, J.A., Harmon, D.N. 2008. Cheatgrass Response to Simulated Grazing [abstract]. Society for Range Management National Meeting. Louisville, Kentucky.
Shieldcress -
Young, J.A., Clements, C.D., Harmon, D.N. 2007. Shieldcress. Rangelands. 29(4):33-37.
Influence of Tamarisk Invasion on Bird Populations -
RECLAMATION EFFORTS AT THE LOCKWOOD LANDFILL STATION -
Clements, C.D., Harmon, D.N., Young, J.A. 2007. Reclamation efforts at the Lockwood Landfill Station [abstracts]. Society for Range Management Meeting, February 9-16, 2007, Reno, Nevada.
RECLAMATION OF PIPELINE RIGHT-OF-WAYS ON RANGELANDS -
Clements, C.D., Young, J.A., Harmon, D.N. 2007. Reclamation of pipeline right-of-ways on rangelands [abstracts]. Society for Range Management Meeting, February 9-16, 2007, Reno, Nevada.
CHEATGRASS SEEDBANKS 30 YEARS AFTER THE HALLELUJAH WILDFIRE -
Harmon, D., Sanchez, D., Clements, C.D., Young, J.A. 2006. Cheatgrass seedbanks 30 years after the Hallelujah wildfire [abstract]. Proceedings Society for Range Management. 59:100. February 12-17, 2006, Vancouver, British Columbia.
RODENT CONSUMPTION OF FOURWING SALTBUSH SEEDS AND SEEDLINGS -
Clements, C.D., Young, J.A., Harmon, D.N. 2005. Rodent consumption of fourwing saltbush seeds and seedlings [abstract]. Proceedings of the Society for Range Management, February 5-11, 2005, Fort Worth, Texas. 58:62.
GERMINATION OF SEEDS OF NARROW-LEAFED MILKWEED -
GERMINATION OF SEEDS OF DIFFUSE KNAPWEED -
GERMINATION-TEMPERATURE PROFILES FOR ACHENES OF YELLOW STARTHISTLE (CENTAUREA SOLSTITIALIS) -
Young, J.A., Clements, C.D., Pitcairn, M.J., Balciunas, J.K., Enloe, S., Turner, C.E., Harmon, D.N. 2005. Germination-temperature profiles for achenes of yellow starthistle. Weed Technology. 19:815-823.
GERMINATION OF MEXICAN WHORLED MILKWEED -
Harmon, D., Young, J.A. 2005. Germination of Mexican whorled milkweed [abstract]. Weed Science Society of America. 45:119.
SEED GERMINATION -
Young, J.A., Clements, C.D., Harmon, D. 2004. Seed germination. Nevada Native Plant Guide. p. 7-13.
CHEATGRASS SEEDBANKS -
Young, J.A., Clements, C.D., Harmon, D.N. 2004. Cheatgrass seedbanks. Reno Gazette Journal. 08/16/04.
BULL THISTLE, THE FORGOTTEN INVASIVE RANGE WEED -
Young, J.A., Clements, C.D., Harmon, D. 2004. Bull thistle, the forgotten invasive range weed [abstract]. Proceedings of the Society for Range Management, Salt Lake City, Utah, January 24-30, 2004. 57:410.
GERMINATION AND SEEDBED ECOLOGY OF CENTAUREA MACULOSA LAM. SEEDS. -
Young, J.A., Clements, D.D., Harmon, D.N. 2004. Germination and seedbed ecology of centaurea maculosa lam. seeds [abstract]. Weed Science Society of America Meeting Abstracts. 44:38.
GERMINATION ECOLOGY OF SEEDS OF CENTAUREA SULPHUREA -
Clements, D.D., Young, J.A., Harmon, D.N. 2004. Germination ecology of seeds of centaurea sulphurea [abstract]. Weed Science Society of America Meeting Abstracts. 44:37.
COMMUNITY SUCCESSION AMONG INVASIVE, EXOTIC WEEDS -
Young, J.A., Clements, D.D., Harmon, D.N. 2004. Community succession among invasive, exotic weeds. In: Proceedings of the Weed Science Society of America Meeting Proceedings, February 09-12, 2004, Kansas City, Missouri. p. 39.
GERMINATION OF SEEDS OF TAMARIX RAMOSISSIMA -
Young, J.A., Clements, C.D., Harmon, D. 2004. Germination of seeds of tamarix ramosissima. Journal of Range Management. 57:475-481.
Last Modified: 5/2/2016
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