69Koske, R. E. 1985. Glomusaggregatum emended: A distinct taxonin the Glomus fasciculatum complex.Mycologia 77: 619-630.Koske, R. E. 1987. Distribution of VAmycorrhizal fungi alone a latitudinaltemperature gradient. Mycologia 79:55-68.Koske, R. E., J. N. Gemma, <strong>and</strong> P. D.Olexia. 1986. Glomusmicroaggregatum, a new species in theEndogonaceae. Mycotaxon 26: 125-132.Koske, R. E., <strong>and</strong> W. L. Halvorson.1981. Ecological studies of vesiculararbuscularmycorrhizae in a barrier s<strong>and</strong>dune. Can. J. Bot. 59: 1413-1422.Koske, R. E., D. D. Miller, <strong>and</strong> C.Walker. 1983. Gigaspora reticulata: anewly described endomycorrhizalfungus from New Engl<strong>and</strong>. Mycotaxon16:429-435.Koske, R. E., <strong>and</strong> W. R. Polson. 1984.Are VA mycorrhizae required for s<strong>and</strong>dune stabilization? BioScience 34: 420-424.Koske, R. E., J. C. Sutton, <strong>and</strong> B. R.Sheppard. 1975. <strong>Ecology</strong> of Endogonein Lake Huron s<strong>and</strong> dunes. Canad. J.Bot. 532: 87-93.Koske, R. E., <strong>and</strong> B. Tessier. 1983. Aconvenient permanent slide mountingmedium. Mycol. Soc. Am. Newsletter34: 59.Koske, R. E., <strong>and</strong> C. Walker. 1984.Gigaspora erythropa: a new speciesforming arbuscular mycorrhizae.Mycologia 76: 250-255.Koske, R. E., <strong>and</strong> C. Walker. 1985.Species of Gigaspora (Endogonaceae)with roughened outer walls. Mycologia77: 702-720.Lawley, R. A., E. I. Newman, <strong>and</strong> R.Campbell. 1982. Abundance ofendomycorrhizas <strong>and</strong> root-surfacemicroorganisms on three grasses grownseparately <strong>and</strong> in mixtures. Soil Biol.Biochem. 14: 237-240.Lewis, D.H. 1973. Concepts in fungalnutrition <strong>and</strong> the origin of biotrophy.Biol. Rev. 48: 261-278.Liberta, A. E., <strong>and</strong> R. C. Anderson.1986. Comparison of vesiculararbuscularmycorrhiza speciescomposition, spore abundance <strong>and</strong>inoculum potential in an Illinois prairie
70<strong>and</strong> adjacent agricultural sites. Bull.Torrey Bot. Club 113: 178-182.Link, H. F. 1809. Observations inordine plantarum naturales. Ges. Naturforsch.Freunde Berlin Mag. 3: 3-42.Maerz, A., <strong>and</strong> M. R. Paul. 1950. Adictionary of color. 2nd Edition,McGraw-HillBook Company, Inc. NewYork. New York. 208 pp.Maughan, E. K. 1967. EasternWyoming, eastern Montana, <strong>and</strong> theDakotas. Pp. 124-152. In:Paleotectonic investigations of thePermian system in the United States.Eds., E. D. McKee, S. S. Oriel <strong>and</strong>others. US. Geol. Surv. Prof. 515. 271pp.McGee, P. A. 1986. Furthersporocarpic species of Glomus(Endogonaceae) from south Australia.Trans. Br. Mycol. Soc. 87:123-129.McGee, P. A. 1989. Variation inpropagule numbers of vesiculararbuscularmycorrhizal fungi in a semiaridsoil. Mycol. Res. 92: 28-33.McGonigle, T. P, <strong>and</strong> A. H. Fitter. 1990.Ecological specificity of vesiculararbuscularmycorrhizal associations.Mycol. Res. 94: 120-122.McGraw, A. C., <strong>and</strong> J. W. Hendrix.1984. Host <strong>and</strong> soil fumigation effectson spore population densities of speciesof endogonaceous mycorrhizal fungi.Mycologia 76: 122-131.Miller, D. D., <strong>and</strong> C. Walker. 1986.Glomus maculosum sp. nov.(Endogonaceae): an endomycorrhizalfungus. Mycotaxon 25: 217-227.Miller, R. M. 1979. Some occurrencesof vesicular-arbuscular mycorrhizae innatural <strong>and</strong> disturbed ecosystems of theRed Desert. Canad. J. Bot. 57: 619-623.Moorman, T. B., <strong>and</strong> F. B. Reeves.1979. The role of endomycorrhizae inrevegetation practices in the semi-aridWest. II. A bioassay to determine theeffect of l<strong>and</strong> disturbance onendomycorrhizal populations. Amer. J.Bot. 66: 14-18.Morton, J. B. 1985. Variation inmycorrhizal <strong>and</strong> spore morphology ofGlomus occultum <strong>and</strong> Glomusdiaphanum as influenced by plant host<strong>and</strong> soil environment. Mycologia 77:192-204.
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Taxonomy and EcologyOf Inland Sand
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AbstractAgropyron inerme root syste
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IntroductionInland sand dunes in Co
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3Literature Review"Mycorrhiza" is a
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5nonsporocarpic, and produced spore
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7Spores of VAM fungi are multinucle
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9germination shield is formed, andg
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11wall thickening or spore inner wa
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13especially phosphate ions, some o
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15by the relative location of GOT a
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17D. DIFFICULTIES IN VAMFUNGAL TAXO
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19fungi are distributed over a wide
- Page 25 and 26: 21dune plants, the development of e
- Page 27 and 28: 23annually, a mean annual temperatu
- Page 29 and 30: 25C. EFFECTS OF SOIL DEPTH,MOISTURE
- Page 31 and 32: 27vegetated quadrats on each of the
- Page 33 and 34: 29Table 1 Occurrence of genera and
- Page 35 and 36: 31G. dominkii is the most abundant
- Page 37 and 38: 33abc d eFIG. 2 Glomus sp Light and
- Page 39 and 40: 35percent usually was strongly infl
- Page 41 and 42: 37FIG. 8 Regression of mycorrhizali
- Page 43 and 44: 39July transect data analyses (TABL
- Page 45 and 46: 41significantly with changes in the
- Page 47 and 48: 43FIG. 10 Regression of mycorrhizal
- Page 49 and 50: 45the July transect (FIG. 15). Howe
- Page 51 and 52: 47FIG. 17 Regression of mycorrhizal
- Page 53 and 54: 49C. COMPARISONS OF VAMCOLONIZATION
- Page 55 and 56: 51the survival strategies that adap
- Page 57 and 58: 53association with other species. T
- Page 59 and 60: 55believe the overriding factor is
- Page 61 and 62: 57my understanding of the ecology o
- Page 63 and 64: 59that soil characteristics and dis
- Page 65: 60AKNOWLEDGEMENTSI would like to ex
- Page 68 and 69: 61Allen, M. F., J. A. MacMahon, and
- Page 70 and 71: 63Bolgiano, N. C., G. R. Safir, and
- Page 72 and 73: 65mycorrhizal fungi: a determinant
- Page 74 and 75: 67Hayman, D. 1982. Influence of soi
- Page 78 and 79: 71Morton, J. B. 1986. Three new spe
- Page 80 and 81: 73Powell, C. L., and D. J. Bagyaraj
- Page 82 and 83: 75Simon, L., M. Lalonde, and T. D.
- Page 84 and 85: 77Trappe, J. M. 1982. Synoptic keys
- Page 86: 79Wullstein, L. H., and S. A. Pratt