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Dr. David C. Hartnett
Phone: 785-532-5925 Email: dchart@ksu.eduAddress: 116 Ackert Hall, Division of Biology, Kansas State University, Manhattan, KS 66506 Interests: Plant population ecology, mycorrhizae, plant-animal interactionsPersonnel Home Page: Publication
1. Dalgleish, H.J., A.R. Kula, D.C. Hartnett, and B.K. Sandercock. 2008. Responses of two bunchgrasses to nitrogen addition in tallgrass prairie: the role of bud bank demography. American Journal of Botany 95: 672- 680.

2. Benson, E., and D. C. Hartnett. 2006. The role of seed and vegetative reproduction in plant recruitment and demography in tallgrass prairie. Plant Ecology 187: 163- 177.

3. Villarreal, M., R. C. Cochran, D. E. Johnson, E. G. Towne, G. W. T. Wilson, D. C. Hartnett and D. G. Goodin. 2006. The use of pasture reflectance characteristics and arbuscular mycorrhizal root colonization to predict pasture characteristics of tallgrass prairie grazed by cattle and bison. Grass and Forage Science 61: 32- 41.

4. Dalgleish, H.J., and D.C. Hartnett. 2006. Belowground bud banks increase along a precipitation gradient of the North American Great Plains: a test of the meristem limitation hypothesis. New Phytologist 171: 81- 89.

5. Hartnett, D.C., M. P. Setshogo, and H.J. Dalgleish. 2006. Bud banks of perennial savanna grasses in Botswana. African Journal of Ecology 44: 256- 263.

6. Hartnett, D.C., and F. H. M. Semazzi. 2006. Enhancing collaborative research on the environment in sub-Saharan Africa.
7. Wilson, G.W.T., D.C. Hartnett, and C. W. Rice. 2006. Mycorrhizal-mediated phosphorus transfer between tallgrass prairie plants Sorghastrum nutans and Artemisia ludoviciana. Functional Ecology 20: 427- 435.

8. Towne, E. G., D. C. Hartnett and R. C. Cochran. 2005. Vegetation trends in tallgrass prairie from bison and cattle grazing. Ecological Applications 15: 1550- 1559.

9. Kula, A. R., D. C. Hartnett and G. W. T. Wilson. 2005. Mycorrhizal symbiosis and insect herbivory in tallgrass prairie microcosms. Ecology Letters 81: 61- 69.

10. Benson, E., D. C. Hartnett, and K. Mann. 2004. Belowground bud banks and meristem limitation in tallgrass prairie plant populations. American Journal of Botany 91: 416- 421.

11. Hickman, K. R., D. C. Hartnett, R. C. Cochran, and C. E. Owensby. 2004. Grazing management effects on plant species diversity in tallgrass prairie. Journal of Range Management 57: 58- 65.

12. Hartnett, D. C., A. L. F. Potgieter, and G. W.T. Wilson. 2004. Fire effects on mycorrhizal symbiosis and root system architecture in southern African savanna grasses. African Journal of Ecology 42: 1- 10.

13. Trager, M., G. W. T. Wilson, and D. C. Hartnett. 2004. Interactive effects of burn regime and bison activity on tallgrass prairie vegetation. American Midland Naturalist 152: 237- 247.

14. Hickman, K. R., and D. C. Hartnett. 2002. Effects of grazing intensity on growth, reproduction, and abundances of three palatable forbs in Kansas tallgrass prairie. Plant Ecology 159: 23- 33.

15. Trollope, W.S.W., L.A. Trollope and D.C. Hartnett.. 2002. Fire behaviour as a key factor in the fire ecology of African grasslands and savannas. Forest Fire Research and Wildland Fire 204- .

16. Damhoureyeh, S. A., and D. C. Hartnett. 2002. Variation in grazing tolerance among three tallgrass prairie plant species. American Journal of Botany 89: 1634- 1643.

17. Hartnett, D. C., and G. T. Wilson. 2002. The role of mycorrhizas in plant community structure and dynamics: lessons from grasslands. Plant and Soil 244: 319- 331.

18. Wilson, G. W. T., D. C. Hartnett, M. D. Smith, and K. Kobbeman. 2001. Effects of mycorrhizas on growth and demography of tallgrass prairie forbs. American Journal of Botany 88: 1452- 1457.

19. Rogers, W. E., and D. C. Hartnett.. 2001. Vegetation responses to different spatial patterns of soil disturbances in burned and unburned tallgrass prairie. Plant Ecology 155: 99- 109.

20. Eom, A. H., G. W. T. Wilson, and D. C. Hartnett. 2001. Effects of ungulate grazers on arbuscular mycorrhizal symbiosis and fungal community structure in tallgrass prairie. Mycology 93: 233- 242.

21. Rogers, W. E., D. C. Hartnett, and B. Elder. 2001. Effects of plains pocket gopher (Geomys bursarius) disturbances on tallgrass-prairie community structure. American Midland Naturalist 145: 344- 357.

22. Rogers, W. E., and D. C. Hartnett. 2001. Temporal vegetation dynamics and recolonization mechanisms on different-sized soil disturbances in tallgrass prairie. American Journal of Botany 88: 1634- 1642.

23. Eom, A. H., D. C. Hartnett, and G. W. T. Wilson. 2000. Host plant species effects on arbuscular mycorrhizal fungal communities in tallgrass prairie. Oecologia 122: 435- 444.

24. Smith, M. D., D. C. Hartnett, and C. W. Rice. 2000. Effects of long-term fungicide application on microbial processes in tallgrass prairie soils. Soil Biology & Biochemistry 32: 935- 946.

25. Eom, A. H., D. C. Hartnett, G. T. Wilson, and D. A. Figge. 1999. Effects of fire, mowing, and fertilizer amendments on arbuscular mycorrhizas in tallgrass prairie. American Midland Naturalist 142: 55- 69.

26. Gibson, D. J., J. Connolly, D. C. Hartnett, and J. D. Weidenhamer. 1999. Designs for greenhouse studies of interactions between plants. Journal of Ecology 87: 1- 16.

27. Hartnett, D. C., and G. W. T. Wilson. 1999. Mycorrhizae influence plant community structure and diversity in tallgrass prairie. Ecology 80: 1187- 1195.

28. Knapp, A. K., J. M. Blair, J. M. Briggs, S. L. Collins, D. C. Hartnett, L. C. Johnson, and E. G. Towne. 1999. The keystone role of bison in North American tallgrass prairie. BioScience 49: 39- 50.

29. Smith, M. D., D. C. Hartnett, and G. W. T. Wilson. 1999. Interacting influence of mycorrhizal symbiosis and competition on plant diversity in tallgrass prairie. Oecologia 121: 574- 582.

30. Collins, S. L., A. K. Knapp, D. C. Hartnett, and J. M. Briggs. 1998. The dynamic tallgrass prairie: Synthesis and research opportunities. Grassland Dynamics: Long-Term Ecological Research in Tallgrass Prairie 301- 315.

31. Hartnett, D. C., and P. A. Fay. 1998. Plant populations: Patterns and processes. Grassland Dynamics: Long-Term Ecological Research in Tallgrass Prairie 81- 100.

32. Wilson, G. W. T., and D. C. Hartnett. 1998. Interspecific variation in plant responses to mycorrhizal colonization in prairie grasses and forbs. American Journal of Botany 85: 1732- 1738.

33. Knapp, A. K., J. M. Briggs, D. C. Hartnett and S. L. Collins . 1998. Grassland Dynamics: Long-Term Ecological Research in Tallgrass Prairie.
34. Wilson, G.W.T., and D.C. Hartnett. 1997. Effects of mycorrhizae on plant productivity and species abundances in tallgrass prairie microcosms. American Journal of Botany 84: 478- 482.

35. Damhoureyeh, S. A., and D. C. Hartnett. 1997. Effects of bison and cattle on growth, reproduction, and abundances of five tallgrass prairie forbs. American Journal of Botany 84: 1719- 1728.

36. Hartnett, D. C., A. A. Steuter, and K. R. Hickman. 1997. Comparative ecology of native and introduced ungulates. Ecology and Conservation of Great Plains Vertebrates 72- 101.

37. Fay, P. A., D. C. Hartnett, and A. K. Knapp. 1996. Plant tolerance of gall-insect attack and gall-insect performance. Ecology 77: 521- 534.

38. Fischer-Walter, L. E., D. C. Hartnett, B. A. D. Hetrick, and A. P. Schwab. 1996. Interspecific nutrient transfer in a tallgrass prairie plant community. American Journal of Botany 83: 180- 184.

39. Hartnett, D. C., K. R. Hickman, and L. E. F. Walter. 1996. Effects of bison grazing, fire and topography on floristic diversity in tallgrass prairie. Journal of Range Management 49: 413- 420.

40. Hartnett, D. C., K. R. Hickman, and L. E. Fischer-Walter. 1996. Effects of bison grazing on plant species diversity in tallgrass prairie. Rangelands in a Sustainable Biosphere: Proceedings of the Fifth International Rangeland Congress 215- 216.

41. Hickman, K. R., D. C. Hartnett, and R. C. Cochran. 1996. Effects of grazing systems and stocking rates on plant species diversity in Kansas tallgrass prairie. Rangelands in a Sustainable Biosphere: Proceedings of the Fifth International Rangeland Congress 228- 229.

42. Hartnett, D. C., and K. H. Keeler. 1995. Population Processes. The Changing Prairie 82- 99.

43. Hartnett, D. C., K. R. Hickman, and L. E. Fischer-Walter. 1995. Effects of bison grazing, on floristic diversity in tallgrass prairie. Fifth International Rangeland Congress 215- 216.

44. Pfeiffer, K. E., and D. C. Hartnett. 1995. Bison selectivity and grazing responses of little bluestem in tallgrass prairie. Journal of Range Management 48: 26- 31.

45. Hartnett, D. C., R. H. Samenus, L. E. Fischer, and B. A. D. Hetrick. 1994. Plant demographic responses to mycorrhizal symbiosis in tallgrass prairie. Oecologia 99: 21- 26.

46. Hetrick, B. A. D., D. C. Hartnett, G. W. T. Wilson, and D. J. Gibson. 1994. Effects of mycorrhizal and plant density on yield relationships among competing tallgrass prairie grasses. Canadian Journal of Botany 72: 168- 176.

47. Fay, P. A., D. C. Hartnett, and A. K. Knapp. 1993. Increased photosynthesis and water potentials in Silphium integrifolium galled by cynipid wasps. Oecologia 93: 114- 120.

48. Hartnett, D. C. 1993. Regulation of clonal growth and dynamics of Panicum virgatum in tallgrass prairie: effects of neighbor removal and nutrient addition. American Journal of Botany 80: 1114- 1120.

49. Hartnett, D. C., B. A. D. Hetrick, G. W. T. Wilson, and D. J. Gibson. 1993. VA-Mycorrhizal influence on intra- and interspecific neighbor interactions among co-occurring prairie grasses. Journal of Ecology 81: 787- 795.

50. Vinton, M. A., D. C. Hartnett, E. J. Finck, and J. M. Briggs. 1993. The interactive effects of fire, bison (Bison bison) grazing and plant community composition in tallgrass prairie. American Midland Naturalist 129: 10- 18.

51. Vinton, M. A., and D. C. Hartnett. 1992. Effects of bison grazing on Andropogon gerardii and Panicum virgatum in burned and unburned tallgrass prairie. Oecologia 90: 374- 382.

52. Fay, P. A., and D. C. Hartnett. 1991. Constraints on the growth and allocation patterns of Silphium integrifolium (Asteraceae ) caused by cynipid gall wasps. Oecologia 88: 243- 250.

53. Gibson, D. J., D. C. Hartnett, and G. Smith-Merrill. 1990. Fire temperature heterogeneity in contrasting fire-prone habitats: Kansas tallgrass prairie and Florida sandhills. Bulletin of the Torrey Botanical Club 117: 349- 356.

54. Hartnett, D. C. 1990. Size-dependent allocation to seed and vegetative reproduction in four clonal composites. Oecologia 84: 254- 259.

55. Schaeffer, D. J., T. R. Seastedt, D. J. Gibson, D. C. Hartnett, B. A. D. Hetrick, S. W. James, D. W. Kaufman, A. P. Schwab, E. E. Herricks, and E. W. Novak. 1990. Field bioassessment for selecting test systems to evaluate military training lands in tallgrass prairie. Ecosystem Health.V.1 Environmental Management 14: 81- 93.

56. Hartnett, D. C. 1989. Density and growth stage-dependent responses to defoliation in two rhizomatous grasses. Oecologia 80: 414- 420.

57. Wiedenhamer, J. D., D. C. Hartnett, and J. T. Romeo. 1989. Density dependent phytotoxicity: distinguishing resource competition and allelopathic interference in plants. Journal of Applied Ecology 26: 613- 624.

Copyright 2004. Konza Prairie Long Term Ecological Research (LTER) Program. All rights reserved.

This material is based upon work supported by the National Science Foundation under the Long Term Ecological Research Program at Konza Prairie Biological Station. Any opinions, findings, conclusions, or recommendations expressed in the material are those of the author(s) and do not necesarily reflect the views of the National Science Foundation.