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Person: C. Walker
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C. Walker (Chris[topher])

Articles

Walker, C., 1973. Interception of the North American native elm bark beetle (Hylurgopinus rufipes (Eich.)) imported from Canada into Britain in logs of rock elm (Ulmus thomassii Sarg.). Plant Pathology 22: 147.
Scott, T.M., King, C.J. & Walker, C., 1974. Trials with insecticide sprays to control elm bark beetles in logs. Quarterly Journal of Forestry 67(2): 1-4.
Walker, C. & King, C.J., 1974. Interception of the bark beetle Ips typographus (L.) imported from West Germany in spruce pulpwood billets. Plant Pathology 23: 166.
Benson, J.F. & Walker, C., 1974. Abundance of Odinia meijerei Collin (Diptera, Odiniidae). Entomologist's Monthly Magazine 110: 50.
Scott, T.M. & Walker, C., 1975. Experiments with insecticides for the control of Dutch elm disease. Forest Record 105. Forestry Commission, Edinburgh.: 21 pp..
Walker, C. & Ross, Ruth, 1975. A comparison of maturation feeding of the elm bark beetles Scolytus scolytus (F.) and S. multistriatus (Marsh.) on English elm (Ulmus procera Salisb.) and six other elm taxa. Plant Pathology 24: 187-191.
Walker, C., 1975. Restricting the movement of elm infected with Dutch elm disease - a working guide to the 1974 order. Miscellaneous Publication 1/75. Forestry Commission, Edinburgh.: 12 pp..
Finney, J.R. & Walker, C., 1977. The DD-136 strain of Neoaplectana sp. as a potential biological control agent for the European elm bark beetle, Scolytus scolytus. Journal of Invertebrate Pathology 29: 7-9.
Finney, J.R. & Walker, C., 1979. Assessment of a field trial using the DD-136 strain of Neoaplectana sp. for the control of Scolytus scolytus. Journal of Invertebrate Pathology 33: 239-241.
Walker, C., 1979. Complexipes moniliformis sp. nov.: a new genus and species tentatively placed in the Endogonaceae. Mycotaxon 10 (1): 99-104.
Walker, C., 1979. The mycorrhizast and the herbarium: the preservation of specimens from VA mycorrhizal studies. Program and Abstracts of the 4th North American Conference on Mycorrhizas, Fort Collins, Colorado.: 96.
Walker, C. & Read, D.J., 1981. Mycorrhiza Group Meeting. University of Sheffield. Edited abstracts of a meeting held 24-25 March 1981. Forestry Commission, Edinburgh.: 30 pp..
Walker, C. & Rhodes, L.H., 1981. Glomus albidus: a new species in the Endogonaceae. Mycotaxon 12: 509-514.
Walker, C. & Trappe, J.M., 1981. Acaulospora spinosa sp. nov. with a key to the species of Acaulospora. Mycotaxon 12 (2): 515-521.
Walker, C., 1982. Species in the Endogonaceae: a new species (Glomus occultum) and a new combination (Glomus geosporum). Mycotaxon 15: 49-61.
Walker, C., Mize, C.W. & McNabb Jr., H.S., 1982. Populations of endogonaceous fungi at two locations in central Iowa. Canadian Journal of Botany 60: 2518-2529.
Walker, C., 1983. Taxonomic concepts in the Endogonaceae: spore wall characteristics in species descriptions. Mycotaxon 18: 443-455.
Mason, P.A., Wilson, J., Last, F.T. & Walker, C., 1983. The concept of succession in relation to the spread of sheathing mycorrhizal fungi on inoculated tree seedlings growing in unsterile soil. Plant and Soil 71: 247-256.
Koske, R.E., Miller D.D. & Walker, C., 1983. Gigaspora reticulata: a newly described endomycorrhizal fungus from New England. Mycotaxon 16 (2): 429-435.
Walker, C., Reed, L.E. & Sanders, F.E., 1984. Acaulospora nicolsonii, a new endogonaceous species from Great Britain. Trans. Br. mycol. Soc. 83 (2): 360-364.
Morton, J.B. & Walker, C., 1984. Glomus diaphanum: a new species in the Endogonaceae common in West Virginia. Mycotaxon 21: 431-440.
Walker, C. & McNabb Jr., H.S., 1984. Mycorrhizal symbionts associated with hybrid poplars from Iowa, U.S.A.. European Journal of Forest Pathology 14: 282-296.
Koske, R.E. & Walker, C., 1984. Gigaspora erythropa, a new species forming arbuscular mycorrhizae. Mycologia 76 (2): 250-255. [Online]
Koske, R.E. & Walker, C., 1985. Species of Gigaspora (Endogonaceae) with roughened outer walls. Mycologia 77: 702-720.
Miller, D.D., Domoto, P.A. & Walker, C., 1985. Mycorrhizal fungi at eighteen apple rootstock locations in the United States. New Phytologist 100: 379-391.
Miller, D.D., Domoto, P.A. & Walker, C., 1985. Colonization and efficacy of different endomycorrhizal fungi with apple seedlings at two phosphorus levels. New Phytologist 100: 393-402.
Walker, C., 1985. Endogone lactiflua forming ectomycorrhizas with Pinus contorta. Transactions of the British Mycological Society 84: 353-355.
Walker, C., 1985. Taxonomy of the Endogonaceae. In Trappe, J.M., Molina, R. & Berch, S. (eds.) Proceedings of the sixth North American conference on mycorrhizae.: 193-198.
Wang, G.M., Stribley, D.P., Tinker, P.B. & Walker, C., 1985. Soil pH and vesicular-arbuscular mycorrhiza. In Fitter, A.H. (ed.) British Ecological Society Special Symposium - Ecological Interactions in the soil environment: Plants, Microbes and Animals. Blackwell, Oxford.: 219-224.
Walker, C., Pfeiffer, C.M. & Bloss, H.E., 1986. Acaulospora delicata sp. nov. an endomycorrhizal fungus from Arizona. Mycotaxon 25 (2): 621-628.
Walker, C., 1986. Taxonomic concepts in the Endogonaceae: II. A fifth morphological wall type in endogonaceous spores. Mycotaxon 25: 95-99.
Walker, C., 1986. Problems in taxonomy of mycorrhizal fungi. In Gianinazzi-Pearson, V. & Gianinazzi, S. (eds.) Physiological and Genetical Aspects of Mycorrrhizae. INRA, Paris.: 605-609.
Koske, R.E. & Walker, C., 1986. Species of Scutellospora with smooth-walled spores from maritime sand dunes: two new species and a redescription of the spores of Scutellospora pellucida and Scutellospora calospora. Mycotaxon 27: 219-235.
Koske, R.E. & Walker, C., 1986. Glomus globiferum: a new species of Endogonaceae with a hyphal peridium. Mycotaxon 26: 133-142.
Walker, C., Biggin, P. & Jardine, D., 1986. Clonal differences in mycorrhizal status among half-sibling clones of Sitka spruce. Forest Ecology and Management 14: 275-283.
Walker, C. & Sanders, F.E., 1986. Taxonomic concepts in the Endogonaceae: III. The separation of Scutellospora gen. nov. from Gigaspora Gerd. & Trappe. Mycotaxon 27: 169-182.
Miller, D.D. & Walker, C., 1986. Glomus maculosum sp. nov.(Endogonaceae): an endomycorrhizal fungus. Mycotaxon 25 (1): 217-227.
Koske, R.E., Friese, C., Walker, C. & Dalpe, Y., 1986. Glomus pustulatum: a new species in the Endogonaceae. Mycotaxon 26: 143-149.
Bloss, H.E. & Walker, C., 1987. Some endogonaceous mycorrhizal fungi of the Santa Catalina Mountains in Arizona. Mycologia 79 (4): 649-654. [Online]
Walker, C. & Koske, R.E., 1987. Taxonomic concepts in the Endogonaceae: IV. Glomus fasciculatum redescribed. Mycotaxon 30: 253-262.
Walker, C., 1987. Current concepts in the taxonomy of the Endogonaceae. In Sylvia, D.M., Hung, L.L. & Graham, J.H. (eds.) Mycorrhizae in the next decade. IFAS, Gainesville, Florida.: 300-302.
Walker, C., 1987. Sitka spruce mycorrhizas. Proceedings of the Royal Society of Edinburgh 93B: 117-129.
Walker, C., 1987. Identifying the endomycorrhizal Endogonaceae. In Programa e Resumos da II Reuniao Brasileira sobre Micorrizas. University of Sao Paulo, Sao Paulo.: 83-97.
Walker, C., 1988. Formation and dispersal of propagules of endogonaceous fungi. In Pegg, G. & Ayres, P. (eds.) Fungal infection in plants. Cambridge University Press: 269-284.
Walker, C., 1989. Friendly fungi poised to boost nursery growth. Horticulture Week 205: 18-19.
Walker, C. & Diederichs, C., 1989. Scutellospora scutata sp. nov., a newly described endomycorrhizal fungus from Brazil. Mycotaxon 35 (2): 357-361.
Coutts, M.P., Walker, C. & Burnand, A., 1990. Effects of establishment method on root form of Lodgepole pine and Sitka spruce and on the production of adventitious roots. Forestry 63: 143-159.
Walker, C. & Hall, I.R., 1991. Lectotypification of Scutellospora auriglobosa (Glomales). Mycological Research 95: 398-400.
Walker, C., 1991. Scutellospora is Scutellospora. Mycotaxon 40: 141-143.
Walker, C., 1992. Inoculating Douglas fir seedlings with mycorrhizal fungi. UK Forestry Authority Research Information Note 222. Forestry Commission, Farnham, Surrey.: 5 pp..
Walker, C., 1992. Systematics and taxonomy of the arbuscular endomycorrhizal fungi (Glomales) - a possible way forward. Agronomie 12: 887-897.
Le Tacon, F., Alvarez, I.F., Bouchard, D., Henrion, B., Jackson, R.M., Luff, S., Parlade, J.I., Pera, J., Stenström, E., Villeneuve, N. & Walker, C., 1992. Variations in field response of forest trees to nursery ectomycorrhizal inoculation in Europe. In D.J. Read et al. (eds.) Mycorrhizas in Ecosystems, C·A·B International, Wallingford, UK.: 119-134.
Wang, G.M., Stribley, D.P., Tinker, P.B. & Walker, C., 1993. Effects of pH on arbuscular mycorrhiza. I. Field observations on the long-term liming experiments at Rothamsted and Woburn. New Phytologist 124: 465-472.
Walker, C., Gianinazzi-Pearson, V. & Marion-Espinasse, H., 1993. Scutellospora castanea, a newly described arbuscular mycorrhizal species. Cryptogamie, Mycologie 14 (4): 279-286.
Walker, C. & Trappe, J.M., 1993. Names and epithets in the Glomales and Endogonales. Mycological Research 97: 339-344.
Walker, C. & Vestberg, M., 1994. A simple and inexpensive method for producing and maintaining closed pot cultures of arbuscular mycorrhizal fungi. Agricultural Science in Finland 3: 233-240.
Ingleby, K., Wilson, J., Mason, P.A., Munro, R.C., Walker, C. & Mason, W.L., 1994. Effects of mycorrhizal inoculation and fertilizer regime on emergence of Sitka spruce seedlings. Canadian Journal of Forest Research 24: 618-623.
Ingleby, K., Walker, C. & Mason, P.A., 1994. Acaulospora excavata sp. nov. - an endomycorrhizal fungus from Cote d'Ivoire. Mycotaxon 50: 99-105.
Rosendahl, S., Dodd, J.C. & Walker, C., 1994. Taxonomy and Phylogeny of the Glomales. In Gianinazzi, S. & Schüepp, H. (eds.) The impact of arbuscular mycorrhizas on sustainable agriculture and natural ecosystems, Birkhäuser Press, Basel, Switzerland.: 1-12.
Dodd, J.C., Gianinazzi-Pearson, V., Rosendahl, S. & Walker, C., 1994. European Bank of Glomales - An essential tool for efficient international and interdisciplinary collaboration. In Gianinazzi, S. & Schüepp, H. (eds.) The impact of arbuscular mycorrhizas on sustainable agriculture and natural ecosystems, Birkhauser Press, Basel, Switzerland.: 41-45.
Walker, C. & Wheeler, C.T., 1994. The role of mycorrhizas, actinorhizas and rhizobia as a means of improving plant growth in the nursery. In J.R. Aldhous & W.L. Mason (eds.), Forest Nursery Practice. Bulletin 111 of the Forestry Commission. HMSO.: 104-111.
Nicoll, B.C, Easton, E.P., Milner, A.D., Walker, C. & Coutts, M.P., 1995. Wind stability factors in tree selection: distribution of biomass within root systems of Sitka spruce clones. In Coutts, M.P. & Grace, J. (eds.) Wind and Trees., Cambridge University Press.: 276-292.
Jackson, R.M., Walker, C., Luff, S. & McEvoy, C., 1995. Inoculation and field testing of Sitka spruce and Douglas fir with ectomycorrhizal fungi in the United Kingdom. Mycorrhiza 5: 165-173.
Moore, R., Anderson, A.R., Ray, D., Walker, C., Pyatt, D.G., Evans, H.F., Carter, C.I., Straw, N.A., Wainhouse, D. & Winter, T.G., 1995. Soil Biodiversity: a literature review. Scottish Natural Heritage Review No. 17: 80 pp..
Walker, C., Giovannetti, M., Avio, L., Citernesi, A.S. & Nicolson, T.H., 1995. A new fungal species forming arbuscular: Glomus viscosum. Mycological Research. 99 (12): 1500-1506.
Walker, C., 1995. AM or VAM - What's in a word?. In Hock, B. & Varma, A. (eds.) Mycorrhiza: Structure, Function, Molecular Biology and Biotechnology. Springer Verlag: 25-26.
Moore, R., Anderson, A.R., Ray, D., Walker, C., Pyatt, D.G., Evans, H.F., Carter, C.I., Straw, N.A., Wainhouse, D. & Winter, T.G., 1996. Below Ground Biodiversity: a literature review for the British Isles, particularly Scotland. In Soils, Sustainability and the Natural Heritage. HMSO.: 95-96.
Cannon, P. & Walker, C., 1995[1996]. Chapter 3. Data and specimen collection: Fungi. In Jermy, A.C., Long, D., Sands, M.J.S., Stork, N.E. & Winser, S. (eds.) Biodiversity Assessment: A Guide to Good Practice, Department of the Environment/HMSO, London. Field Manual 1 Data and specimen collection of plants, fungi and micro-organisms..
Lloyd-MacGilp, S.A., Chambers, S.M., Dodd, J.C., Fitter, A.H., Walker, C. & Young, J.P.W., 1996. Diversity of the ribosomal internal transcribed spacers within and among isolates of Glomus mosseae and related mycorrhizal fungi. New Phytologist 133: 103-111.
Pfeiffer, C.M., Walker, C. & Bloss, E., 1996. Glomus spurcum, a new endomycorrhizal fungus from Arizona. Mycotaxon 59: 373-382.
Dodd, J.C., Rosendahl, S., Giovannetti, M., Broome, A., Lanfranco, L. & Walker, C., 1996. Inter- and intraspecific variation within the morphologically-similar arbuscular mycorrhizal fungi Glomus mosseae and Glomus coronatum. New Phytologist 133: 113-122.
Redecker, D., Thierfelder, H., Walker, C. & Werner, D., 1997. Restriction analysis of PCR-amplified internal transcribed spacers of ribosomal DNA as a tool for species identification in different genera of the order Glomales. Appl. Environ. Microbiol. 63: 1756-1761.
Walker, C. & Vestberg, M., 1998. Synonymy amongst the arbuscular mycorrhizal fungi: Glomus claroideum, G. maculosum, G. multisubstensum and G. fistulosum. Annals of Botany 82: 601-624.
Murakoshi, T., Motoaki, T., Walker, C. & Saito, M., 1998. Arbuscular mycorrhizal fungi on adjacent semi-natural grasslands with different vegetation in Japan. Mycoscience 39: 455-462.
Walker, C., Cuenca, G. & Sanchez, F., 1998. Scutellospora spinosissima sp. nov., a newly described glomalean fungus from acidic, low nutrient plant communities in Venezuela. Annals of Botany 82 (6): 721-725.
Walker, C., 1999. Methods for culturing and isolating arbuscular mcyorrhizal fungi. Mycorrhiza News 11(2): 2-4.
Bell, J., Mercer, S., Jasper, D., Abbott, L. & Walker, C., 2000. Inoculating VA mycorrhizal fungi into mine soils. Final Report on AMIRA Project P257B, ARC Collaborative Grant. Section 1: 2-49.
Kramadibrata, K., Walker, C., Schwarzott, D. & Schuessler, A., 2000. A new species of Scutellospora with a coiled germination shield. Annals of Botany 86 (1): 21-27.
Herrera-Peraza, R.A., Cuenca, G. & Walker, C., 2001. Scutellospora crenulata, a new species of Glomales from La Gran Sabana, Venezuela. Canadian Journal of Botany 79 (6): 674-678.
Schuessler, A., Gehrig, H., Schwarzott, D. & Walker, C., 2001. Analysis of partial Glomales SSU rRNA gene sequences: implications for primer design and phylogeny. Mycological Research 105: 5-15.
Schwarzott, D., Walker, C. & Schüßler, A., 2001. Glomus, the largest genus of the arbuscular mycorrhizal fungi (Glomales), is non-monophyletic. Molecular Phylogenetics and Evolution 21(2): 190-197.
Schüßler, A., Schwarzott, D. & Walker, C., 2001. A new fungal phylum, the Glomeromycota: phylogeny and evolution. Mycol. Res. 105 (12), Dec 2001: 1413-1421. [Online]
Walker, C., Blaszkowski, J., Schwarzott, D. & Schüßler, A., 2004. Gerdemannia gen. nov., a genus separated from Glomus, and Gerdmanniaceae fam. nov., a new family in the Glomeromycota. Mycol. Res. 108 (6), 23 Jun 2004: 707-718.
Walker, C. & Schüßler, A., 2004. Nomenclatural Clarifications and New Taxa in the Glomeromycota. Mycol. Res. 108 (9), Sep 2004: 981-982. [Online: 21 Sep 2004] [Online]
Walker, C., 2005. A simple blue staining technique for arbuscular mycorrhizal and other root-inhabiting fungi. Inoculum 56: 68-69.
Walker, C., Vestberg, M. & Schüßler, A., 2007. Nomenclatural clarifications in Glomeromycota. Mycological Research 111 (3): 253-255. [Online]
Hibbett, D.S., Binder, M., Bischoff, J.F., Blackwell, M., Cannon, P.F., Eriksson, O.E., Huhndorf, S., James, T., Kirk, P.M., Lücking, R., Lumbsch, H.T., Lutzoni, F., Matheny, P.B., McLaughlin, D.J., Powell, M.J., Redhead, S., Schoch, C.L. et al., 2007. A higher-level phylogenetic classification of the Fungi.. Mycological Research 111, 13 Mar 2007: 509-547.

Documents

Schüßler, A. & Walker, C., 2010. The Glomeromycota, 16 Dec 2010: 1-56. [Online]
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Last updated: 30 Apr 2016