[1] Ares, A. & Brauer, D. (2004): Growth and nut production of black walnut in relation to site, tree type and stand conditions in south-central United States. – Agroforestry Systems 63: 83-90.

[2] Becquey, J. (1991): Aktivitäten zur Förderung des Walnussanbaus als Holzproduzent in Frankreich. – Allgemeine Forstzeitschrift 46: 614-616.

[3] Becquey, J. (1997) – Les noyers à bois. 3rd edn. Institut pour le développement forestier, Paris.

[4] Bey, C.F. (1980): Growth gains from moving black walnut provenances northward. – Journal of Forestry 78(10): 640-645.

[5] Bey, C.F. (1973): Growth of black walnut trees in eight midwestern States-a provenance test. - USDA Forest Service, Research Paper NC-91. North Central Forest Experiment Station, St. PAUL, MN. 7 S.

[6] Bey, C.F. & Williams R.D. (1974): Black walnut trees of southern origin growing well in Indiana. - Indiana Academy of Science Proceedings 84: 122-127.

[7] Bode, H.R. (1961): Über die Abhängigkeit des Knospenaustriebs bei Juglans nigra von der vorangegangenen Wintertemperatur. – Aus der Lehr- und Forschungsanstalt für Wein-, Obst- und Gartenbau, Geisenheim am Rhein: 288-291.

[8] Bohanek, J.R. & Groninger, J.W. (2005): Productivity of European black alder (Alnus glutinosa) interplanted with black walnut (Juglans nigra) in Illinois U.S.A. – Agroforestry Systems 64: 99-106.

[9] Brinkman, K.A. (1965): Black walnut (Juglans nigra L.). In Silvics of forest trees of the United States. H. A. Fowells, comp. - U.S. Department of Agriculture, Agriculture Handbook 271. 762 S.

[10] Cech, T.L. (2014): Tausend-Canker-Krankheit (Geosmithia morbida)–eine Bedrohung für unsere Walnussbäume. – Forstschutz Aktuell 60 (61): 37-41.

[11] Clark, F.B. (1961): Climatic injury found on planted black walnut in Kansas. – USDA Forest Service, Station Note 147. Central States Forest Experiment Station, St. PAUL, MN. 2 S.

[12] Crepinsek, Z., Solar, M., Stampar, F. & Solar, A. (2009: Shifts in walnut (Juglans regia L.) phenology due to increasing temperatures in Slovenia. – Journal of Horticultural Science and Biotechnology 84: 59-64.

[13] Dudek, D.M., McClenahen, J.R. & Mitsch, W.J. (1998): Tree growth responses of Populus deltoides and Juglans nigra to streamflow and climate in a bottomland hardwood forest in central Ohio. – American Midland Naturalist 140: 233-244.

[14] Ehring, A. (2005): Nussanbau zur Holzproduktion. 2. überarbeitete Auflage. – Merkblätter der Forstlichen Versuchs- und Forschungsanstalt Baden-Württemberg. Nr. 52.

[15] Ehring, A. & Keller, O. (2008): Nussbäume zur Wertholzproduktion. – LWF Wissen 60, Bayerische Landesanstalt für Wald- und Forstwirtschaft: 30-36.

[16] Ehring, A. & Keller, O. (2010): Der Schwarznussbaum (Juglans nigra): Wertvoll, aber mit hohen Ansprüchen. – Wald und Holz 5: 28-28.

[17] Ehring, A., Arnold, E., Frank, R. & Hein, S. (2011): Anbauversuch mit französischen Hybridnussbäumen. – FVA-einblick 1: 18-22.

[18] Fady, B., Duccy, F., Aleta, N., Becquey, J., Diaz-Vazquez, R., Fernandez-Lopez, F., Jay-Allemand, C., Lefèvre, F., Ninot, A., Panetsos, K., Paris, P., Pisanelli, A. & Rumpf, H. (2003): Walnut demonstrates strong genetic variability for adaptive and wood quality traits in a network of juvenile field tests across Europe. New For 25: 211-225.

[19] Floraweb (2015): floraweb.de/pflanzenarten/artenhome.xsql; [12.12.2015]

[20] Funk, D.T. (1970): Genetics of black walnut. – USDA Forest Service, Research Paper WO-10, Washington, DC. 13 S.

[21] Funk, D.T. (1979): Black walnuts for nuts and timber. In Nut tree culture in North America. – Northern Nut Growers Association, Hamden, CT: 51-73.

[22] Gauthier, M.-M. & Jacobs, D.F. (2001): Walnut (Juglans spp.) ecophysiology in response to environmental stresses and potential acclimation to climate change. – Annals of Forest Science 68: 1277-1290.

[23] Griffin, G.J. (2014): Status of thousand cankers disease on eastern black walnut in the eastern United States at two locations over 3 years. – Forest Pathology 48 (3): 203-214.

[24] Hemery, G.E. (2007): Forest management and silvicultural responses to predicted climate change impacts on valuable broadleaved species. – Short-Term Scientific Mission report for Working Group 1, COST Action E42.

[25] Hemery, G.E., Clark, J.R., Aldinger, E. , Claessens, H., Malvoti, M.E., O’Connor, E., Raftoyannis, Y., Savill, P.S. & Brus, R. (2010): Growing scattered broadleaved tree species in Europe in a changing climate: a review of risks and opportunities. – Forestry (83) 1: 65-81.

[26] Hicks, R.R. (1998): Ecology and Management of central hardwood forests. John Wiley & Sons, Inc. New York: 153-154.

[27] Huntington, T.G., Richardson, a.D., McGuire, K.J. & Hayhoe, K. (2009): Climate and hydrological changes in the northeastern United States: recent trends and implications for forested and aquatic systems. – Canadian Journal of Forest Research 39: 199-212.

[28] Kolařík, M., Freeland, E., Utley, C. & Tisserat, N. (2011): Geosmithia morbida sp. nov., a new phytopathogenic species living in symbiosis with the walnut twig beetle (Pityophthorus juglandis) on Juglans in USA. – Mycologia, 103 (2): 325-332.

[29] Lemprière, T.C., Bernier, P.Y., Carroll, A.L., Flannigan, M.D., Gilsenan, R.P., McKenney, D.W., Hogg, E.H. & Blain, D. (2008): The importance of forest sector adaptation to climate change. – Information Report NOR-X-416E. Northern Forestry Centre.

[30] Little, E.L. (1992): Field Guide to North American Trees. Eastern Region. 12th edn., – The Audubon Society, New York.

[31] Loacker, K., Kofler, W., Pagitz, K. & Oberhuber, W. (2007): Spread of walnut (Juglans regia L.) in an Alpine valley is correlated with climate warmin. Flora 202: 70-78.

[32] Losche, C.K. (1973): Selecting the best available soils. In Black walnut AS a crop. Proceedings, Black Walnut Symposium, August 14-15, 1973, Carbondale. – USDA Forest Service, General Technical Report NC-4. North Central Forest Experiment Station, St. PAUL, MN: 33-35.

[33] Mapelli, S., Lombardi, L., Brambilla, I., Lulini, A. & Bertani, A. (1997): Walnut plant selection to hypoxic soil resistance. – Acta Hortica 442: 129-136.

[34] McGuire, M., Stevens, J. & Potter-Witter, K. (1999): Assessing scarcity of the north central veneer log resource. – Northern Journal of Applied Forestry 16: 160-166.

[35] Mettendorf, B. (1991): Eine raschwüchsige und widerstandstfähige Wertholzart. Die Schwarznusshybride Juglans x intermedia Carr. – Allg. Forstzeitschrift (46) 12: 368-377.

[36] Mettendorf, B. (2008): Anbau von Juglans-Hybriden. – AFZ-Der Wald 16: 858-861.

[37] Montecchio, L. & Faccoli, M. (2014): First record of thousand cankers disease Geosmithia morbida and walnut twig beetle Pityophthorus juglandis on Juglans nigra in Europe. – Plant Disease 98 (5): 696-696.

[38] Landesforsten Rheinland-Pfalz (2014): Mittelfristige Planung und Nachhaltskontrolle (MPN)-Daten. Stichtag 01.10.2014.

[39] Murray, G. & Brynes W.R. (1975): Effect of night temperature on dehardening in black walnut seedlings. – Forest Science 21(3): 313-317.

[40] Nicodemus, M.A., Salifu, K.F. & Jacobs, D.F. (2008b): Growth, nutrition, and photosynthetic response of black walnut to varying nitrogen sources and rates. – Journal of Plant Nutrition 31(11): 1917-1936.

[41] Pedlar, J.H., McKenney, D.W. & Fraleigh, S. (2006): Planting black walnut in southern Ontario: midrotation assessment of growth, yield, and silvicultural treatments. – Natural Resources Canada, Canadian Forest Service.

[42] Pelleri, F., Ravagni, S., Bianchetto, E. & Bidini, C. (2013): Comparing growth rate in amixed plantation (walnut, poplar and nurse trees) with different planting designs: results from an experimental plantation in northern Italy. – Annals of Silvicultural Research 37 (1): 13-21.

[43] Poirier, M., Lacointe, A. & Améglio, T. (2010): A semi-physiological model of cold hardening an dehardening in walnut stem. – Tree Phisology 30: 1555-1569.

[44] Ponder, F. (1983): Effect of autumn‐olive on the mineral composition of black walnut leaves. – Communications in Soil Science & Plant Analysis 14 (12): 1253-1263.

[45] Praciak, A., Pasiecznik, N., Douglas, S., van Heist, M., Sassen, M., Spisa Cprreoa, C., Dixon, C., Fyson, G.E., Rushforth, K. & Teeling, C. (2013): The CABI Encyclopedia of Forest Trees. – CAB International: 245-246.

[46] Rietveld, W.J., Schlesinger, R.C. & Kessler, J.K.J. (1983): Allelopathic effects of black walnut on European black alder coplanted AS a nurse species. – Journal of Chemical Ecology 9: 1119-1133.

[47] Roloff, A. & Grundmann, B. (2008): Bewertung von Waldbaumarten anhand der KlimaArtenMatrix. – AFZ-Der Wald 20: 1086-1088.

[48] Rumpf, H. & Nagel, R.-V. (2014): Anbauerfahrungen mit der Schwarznuss. Im Hessischen Ried und im südniedersächsischen Bergland. – Allgemeine Forstzeitschrift AFZ-Der Wald 3: 26-29.

[49] Salifu, F.F., Jacobs, D.F., Pardillo, G. & Schott, M. (2006): Response of grafted Julans nigra to increasing nutrient availability: growth, nutrition, and nutrient retention in root plugs. Horticultural Sciences (41): 1477-1480.

[50] Schaarschmidt, H. (1999a): Die Walnussgewächse (Juglandaceae). 2. Aufl. – Die neue Brehm-Bücherei, Hohenwarsleben.

[51] Schaarschmidt, H. (1999b): Schwarznuss und Hickory im Elster-Pleiße-Luppe Auwald im Raum Leipzig-Halle-Merseburg. – Beiträge zur Gehölzkunde 1999: 52-59.

[52] Schaarschmidt, H. (2012): Juglans nigra. Enzyklopädie der Holzgewächse. In Handbuch und Atlas der Dendrologie. – Ecomed Verlag, Landsberg am Lech.

[53] Schlesinger, R.C. & Funk D.T. (1977): Manager's handbook for black walnut. – USDA Forest Service, North Central Forest Experiment Station, St. PAUL, General Technical Report NC-38: 22.

[54] Schneiders, E. (1948): Schwarznuss in Forst und Landwirtschaft. Erfahrungen über den forst- und außerforstmäßigen Anbau der Schwarznuss (Juglans nigra) und Vorschläge für ihren verstärkten Anbau. – Siebeneicher Verlag, Berlin.

[55] Scott, R. & Sullivan, W.C. (2007): A review of suitable companion crops for black walnut. – Agroforestry systems, 71 (3): 185-193.

[56] Shields, V.D., Broomell, B.P. & Salako, J.O. (2003): Host selection and acceptability of selected tree species by gypsy moth larvae, Lymantria dispar (L.). – Annals of the Entomological Society of America 96 (6): 920-926.

[57] Shiftley, S.R. (2004): The black walnut resource in the United States. In: Michler, C., H. et al., (eds), Proceedings of the Sixth Black Walnut Symposium. – US Department of Agriculture Forest Service North Central Research Station, General Technical Report. NC-243: 168-176.

[58] Stace, C. (2010): New Flora of the British Isles. 3th edn. – University Press, Cambridge.

[59] Steinacker, L., Klemmt, H.J. & Pretzsch, H. (2008): Wachstum von Schwarznuss und Hybridnuss in Bayern. – AFZ-Der Wald 16: 855-857.

[60] Thomson, G.W. & McComb, A.L. (1962): Growth of plantation black walnut in relation to PH and certain chemical factors of the soil. – Forest Science 8: 322-333.

[61] Tisserat, N., Cranshaw, W., Leatherman, D., Utley, C. & Alexamder, K. (2009): Black walnut mortality in Colorado caused by the walnut twig beetle and thousand cankers disease. – Plant Health Progress.

[62] Tisserat, N., Cranshaw, W., Putnam, M., L., Pscheidt, J., Leslie, C.A., Murray, M., Hofman, J., Barkley, Y., Alexander, K. & Seybold, S.J. (2011): Thousand cankers disease is widespread in black walnut in the western United States. – Plant Health Progress.

[63] USDA (1980): Root characteristics of some important trees of eastern forests: a summary of the literature. – USDA Forest Service, Eastern Region, Milwaukee, WI. 217 S.

[64] Whittemore, A.T. & Stone, D.E. (1997): Juglans L. In: Flora of North America. North of Mexico, VOL. 3. – Oxford Univ. Pres, New York: 425-428.

[65] U.S. Geological Survey (2015): Atlas of United States Trees - esp.cr.usgs.gov/data/little/.

[66] Bartsch N. (1989): Zum Anbau der Schwarznuß (Juglans nigra L.) in den Rheinauen. Schrift. Forstl. Fak. Univ. Göttingen. Bd. 95, 90 S.

[67] Beineke W.F. (1985): Black walnut plantation management. Purdue Cooperative Extension publication, FNR. 119 S.

[68] McKenney D.W., Pedlar J.P., Iverson L.R., Hutchinson M.F., Lawrence K. &Campbell, K. (2007): Potential impacts of climate change on the distribution of North American trees. Bioscience 57: 939-948.

[69] Schwab, S. (1990): Juglans und Carya im Elsass. Allgemeine Forstliche Zeitschrift 45: 1227-1230.

[70] Williams, R.D. (1990): Juglans nigra L., Black walnut. In: Burns RM, Honkala BH (tech. coords) Silvics of North America, VOL. 2. Hardwoods. USDA Forestry Servic Agriculture Handbook 654, Washington: 386-390.