Texas, USA 2010 - International Herbage Seed Group
Texas, USA 2010 - International Herbage Seed Group Texas, USA 2010 - International Herbage Seed Group
CentralNorth EastCentral EastTable 1. Endophyte presence and average ergovaline contents in grass ecotypes collected in PolandCountryregionGenus, speciesEcotypescollectedFrequency (%) ofecotypes with:endophyteendoph.+ergovalineErgovaline contents (ppm):meanrange (min. -max.)Desch. cespitosa 68 4.4 0.0 - -F. arundiancea 12 8.3 8.3 1.298 1,298F.pratensis 69 81.2 49.3 0.069 0,005 - 0,749F.rubra 102 11.8 7.8 0.144 0,026 - 0,545Lolium perenne 76 23.7 15.8 0.023 0,011 - 0,080Average for region 25.9 16.2 0.383F.ovina 11 27.3 9.1 0.076 0,076F.pratensis 29 75.9 58.6 0.289 0,044 - 1,545L. multiflorum 1 1.0 0.0 - -F.rubra 25 40.0 8.0 0.028 0,016 - 0,040L. perenne 31 25.8 22.6 0.121 0,065 - 0,192Average for region 34.0 19.7 0.129F. arundiancea 19 47.4 47.4 1.924 1,213 - 2,630F.ovina 1 100.0 0.0 - -F.gigantea 2 100.0 50.0 0.112 0,112F.pratensis 32 75.0 59.4 0.097 0,024 - 0,433F.rubra 45 20.0 13.3 0.042 0,050 - 0,089L. perenne 39 17.9 15.4 0.595 0,162 - 1,706Poa pratensis 56 0.0 0.0 - -Average for region 51.5 26.5 0.554Average for all ecotypes 38.5 21.4 0.37235
ReferencesBony, S. & Delatour, P. (2000). Revelance and impact of grass endophyte toxins in Europe.Proccedings of the 4th International Neotyphodium/Grass Interaction Symposium. 207-218.Craig, A. M., Bilich, D., Hovermale J. T. & Welty, R. E. (1994). Improved extraction andHPLC methods for ergovaline from plant material and rumen fluid. Journ. of Vet.Diagn. Invest. 6: 348-352.Funk, C.R., Belanger, F.C. & Murphy, J.A. (1994). Role of endophytes in grasses used forturf and soil conservation. In: Biotechnology of endophytic fungi of grasses. BaconCh.W., White J.F.Jr. (eds). CRC Press., Boca Raton: 201-209.Hovermale, J. T. & Craig, A. M. (2001). Correlation of ergovaline and lolitrem B levels inendophyte-infected perennial ryegrass (Lolium perenne). Journ. Vet Diagn Invest 13:323-327.Lewis, G.C. (2000). Neotyphodium endophytes: incidence, diversity, and host in Europe.Proc. of the 4th International Neotyphodium/ Grass Interaction Symposium. Soest,Germany: 123-130.Pańka, D. & Żurek G. (2005). Występowanie grzybów endofitycznych w trawachgazonowych a ich podatność na stres suszy. Łąkarstwo w Polsce, 8, 45-54.Petroni, O. (1986). Taxonomy of endophytic fungi of aerial plant tissues. Microbiology ofPhyllosphere. Cambridge. Cambridge University Press: 175-187.Pfannmöller, M., Eggestein, S. & Schöberlein, W. (1994). Endophytes in European varietiesof Festuca species. IOBC wprs Bulletin 17/1: 101-109.Prończuk, S. &, Prończuk, M. (2000). Nasiennictwo traw dla rekultywacji terenów trudnych.Łąkarstwo w Polsce 3: 129-139.Reed, K.M., Walsh, J.R., McFarlanne, N.M. & Cross, P.A. (2000). Australian perennialryegrass pasture, endophyte frequency and associated alkaloid concentrations. Proc. of236
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CentralNorth EastCentral EastTable 1. Endophyte presence and average ergovaline contents in grass ecotypes collected in PolandCountryregionGenus, speciesEcotypescollectedFrequency (%) ofecotypes with:endophyteendoph.+ergovalineErgovaline contents (ppm):meanrange (min. -max.)Desch. cespitosa 68 4.4 0.0 - -F. arundiancea 12 8.3 8.3 1.298 1,298F.pratensis 69 81.2 49.3 0.069 0,005 - 0,749F.rubra 102 11.8 7.8 0.144 0,026 - 0,545Lolium perenne 76 23.7 15.8 0.023 0,011 - 0,080Average for region 25.9 16.2 0.383F.ovina 11 27.3 9.1 0.076 0,076F.pratensis 29 75.9 58.6 0.289 0,044 - 1,545L. multiflorum 1 1.0 0.0 - -F.rubra 25 40.0 8.0 0.028 0,016 - 0,040L. perenne 31 25.8 22.6 0.121 0,065 - 0,192Average for region 34.0 19.7 0.129F. arundiancea 19 47.4 47.4 1.924 1,213 - 2,630F.ovina 1 100.0 0.0 - -F.gigantea 2 100.0 50.0 0.112 0,112F.pratensis 32 75.0 59.4 0.097 0,024 - 0,433F.rubra 45 20.0 13.3 0.042 0,050 - 0,089L. perenne 39 17.9 15.4 0.595 0,162 - 1,706Poa pratensis 56 0.0 0.0 - -Average for region 51.5 26.5 0.554Average for all ecotypes 38.5 21.4 0.37235
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