LITERATURE CITED
- Bean, G. A., and R. D. Wilcoxson. 1964. Helminthosporium leaf spot of bluegrass. Phytopathology 54: 1065–1070.
- Bean, G. A., and R. D. Wilcoxson. 1964. Pathogenicity of three species of Helminthosporium on roots of bluegrass. Phytopathology 54: 1084–1085.
- Bever, W. M., and F. W. Slife. 1948. Effect of 2,4-D in culture medium on the growth of three pathogenic fungi. Phytopathology 38: 1037–1038.
- Chappell, W. E., and L. I. Miller. 1956. The effects of certain herbicides on plant pathogens. Pl. Dis. Reporter 40: 52–56.
- Cheesman, J. H., E. C. Roberts, and L. H. Tiffany. 1965. Effects of nitrogen level and osmotic pressure of the nutrient solution on incidence of Puccinia graminis and Helminthosporium sativum infection of Merion Kentucky bluegrass. Agron. J. 57: 599–602.
- Gruen, H. E. 1959. Auxins and fungi. Annual Rev. Pl. Physiol. 10: 405–440.
- Healey, M. J., and M. P. Britton. 1968. Infection and development of Helminthosporium sorokinianum in Agrostis palustris. Phytopathology 58: 273–276.
- Hodges, C. F. 1974. Use of the Sykes-Moore tissue-culture chamber and the Cambion heating-cooling stage for spore germination research. Phytopathology 64: 903–905.
- Hodges, C. F., and W. M. Blaine. 1974. Midsummer occurrence of Helminthosporium sorokinianum leaf spot of selected cultures of Poa pratensis. Pl. Dis. Reporter 58: 448–450.
- Hsia, Y. T., and J. J. Christensen. 1951. Effect of 2,4-D on seedling blight of wheat caused by Helminthosporium sativum. Phytopathology 41: 1011–1020.
- Oka, I. N., and D. Pimentel. 1976. Herbicide (2,4-D) increases insect and pathogen pests on corn. Science 198: 239–240.
- Richardson, L. T. 1957. Effect of insecticides and herbicides applied to soil on the development of plant diseases. I. The seedling disease of barley caused by Helminthosporium sativum P. K. & B. Canad. J. Pl. Sci. 37: 196–204.
- Robinson, P. W., and C. F. Hodges. 1977. Effect of nitrogen fertilization on free amino acid and soluble sugar content of Poa pratensis and on infection by Drechslera sorokiniana. Phytopathology 67: 1239–1244.
- Schneider, E. A., and F. Wightman. 1974. Metabolism of auxin in higher plants. Annual Rev. Pl. Physiol. 25: 487–513.
- Sprague, R. 1950. Diseases of cereals and grasses in North America. Ronald Press, New York. 538 p.
- Wagner, F. 1955. Untersuchungen uber die Einwirkung von 2,4-D-und MCPA-Prapareten auf Wachstum und Conidienbildung phytopathogener Pilze. Arch. Mikrobiol. 22: 313–323.
- Weihing, J. L., S. G. Jensen, and R. I. Hamilton. 1957. Helminthosporium sativum, a destructive pathogen of bluegrass. Phytopathology 47: 744–746.