• Alexander HM, Burdon, JJ. 1984 The effect of disease induced by Albugo Candid (white rust) and Peronospora parasitic (downy mildew) on the survival and reproduction of Capsella bursa-pastori (shepherd's purse). Oecologia 64: 314318.
  • Ayres PG, Paul, ND. 1990 The effects of disease on interspecific plant competition. Aspects of Applied Biology 24: 155162.
  • Burdon JJ. 1987 Diseases and plant population biology. Cambridge : Cambridge University Press.
  • Clay K. 1984 The effect of the fungus Atkinsonella hypoxylo (Clavicipitaceae) on the reproductive system and demography of the grass Danthonia spicata. New Phytologist 98: 163175.
  • Clay K. 1990 The impact of parasitic and mutualistic: fungi on competitive interactions among plants. In: GrateJB, TilmanD. eds. Perspectives on Plant Competition. London : Academic Press, Inc., 391412.
  • Clay K, Cheplick GP, Marks, S. 1989 Impact of the fungus Balansia henningsiana on Panicum agrostoides frequency of infection, plant growth and reproduction, and resistance to pests. Oecologia 80: 374380.
  • Cox CS, McEvoy, PB. 1983 Effect of summer moisture stress on the capacity of tansy ragwort (Senecio jacobaea) to compensate for defoliation by cinnabar moth (Tyria jacobaea). Journal of Applied Ecology 20: 225234.
  • Dean RA, Kuc, J. 1986 Induced systemic protection in cucumber: effects of inoculum density on symptom development caused by Colletotrichum lagenariu in previously infected and uninfected plants. Phytopathology 76: 186189.
  • De Wit PJGM. 1985 Induced resistance to fungal and bacterial diseases. In: FraserRSS, ed. Mechanisms of Resistance to Plant Diseases. Dordrecht : Martinus Nijhoff/Dr W. Junk Publishers, 405424.
  • Gotlieb AR, Watson AK, Poirier, C. 1986 First report of Colletotrichum caccode on velvetleaf. Plant Disease 71: 281.
  • Groves RH, Williams, JD. 1975 Growth of skeleton weed (Chondrilla junce L.) as affected by growth of subterranean clover (Trifolium subterranea L) and infection by Puccinia chondrillin Bubak & Syd. Australian Journal of Agricultural Research 26: 975983.
  • Harper JL. 1977 Population biology of plants. London : Academic Press.
  • Julien MH, Bourne, AS. 1986 Compensatory branching and changes in nitrogen content in the aquatic weed Salvinia modest in response to disbudding. Oecologia 70: 250257.
  • Karban R, Courtney, S. 1987 Intraspecific host plant choice: lack of consequences for Strepthanthus tortuosu (Cruciferae) and Euchloe hyanti (Lepidoptera: Pieridae). Oikos 48: 243248.
  • Karban R, Brody AK, Schnathorst, WC. 1989 Crowding and a plant's ability to defend itself against herbivores and diseases. American Naturalist 134: 749760.
  • Lee TD, Bazzaz, FA. 1980 Effects of defoliation and competition on growth and reproduction on the annual plant Abutilon theophrasti. Journal of Ecology 68: 813821.
  • Maschinski J, Whitham TG 1989 The continuum of plant responses to herbivory: the influence of plant association. nutrient availability, and timing. American Naturalist 134: 119.
  • Massion CL, Lindow, SE. 1986 Effects of Sphacelotheca holc infection on morphology and competitiveness of Johnsongrass (Sorghum halepense). Weed Science 34: 883888.
  • McNaughton SJ. 1983 Compensatory plant growth as a response to herbivory. Oikos 40: 329336.
  • Morin L, Watson AK, Reeleder, RD. 1989 Efficacy of Phomopsis convolvulu for control of field bind weed (Convolvulus arvensis). Weed Science 37: 830835.
  • Paul ND. 1989 The effects of Puccinia lagenophora on Senecio vulgari in competition with Euphorbia peplus. Journal of Ecology. 77: 552564.
  • Paul ND, Ayres, PG. 1987 Effects of rust infection of Senecio vulgari on competition with lettuce. Weed Research 27: 431441.
  • Potter LR. 1987 Effect of crown rust on regrowth, competitive ability and nutritional quality of perennial and Italian ryegrass. Plant Pathology 36: 455461.
  • SAS Institute. 1989 SAS/STAT user's guide. Carey, NC: Release 6.03.
  • Warwick SI, Black, LD. 1988 The biology of Canadian weeds. #90. Abutilon theophrasti. Canadian Journal of Plant Science 68: 10691085.
  • Watson AK, Wymore LA. 1990 Identifying limiting factors in the biocontrol of weeds. In: BakerR, DunnP, eds. New Directions in Biological Control. UCLA Symposium of Molecular and Cellular Biology. New Series 112. New York : Alan R. Liss, 305316.
  • Wymore LA, Poirier C, Watson AK, Gotlieb, AR. 1988 Colletotrichum coccodes, a potential bioherbicide for control of velvetleaf (Abutilon theophrasti). Plant Disease 72: 534538.