by KEUTGEN, N., TOMASZEWSKA-SOWA, M., KEUTGEN, A.J.
Published in Photosynthetica (28.05.2020)

by Keutgen, A.J, Keutgen, N
Published in Acta horticulturae (01.01.2003)

by Saied, A.S, Keutgen, N, Noga, G
Published in Acta horticulturae (2003)

by Keutgen, N., Mukminah, F., Roeb, G.W.
Published in The journal of horticultural science & biotechnology (01.01.2002)

by Keutgen, N, Chen, K, Lenz, F
Published in Journal of plant physiology (1997)

by Keutgen, N., Matsuhashi, S., Mizuniwa, C., Ito, T., Fujimura, T., Ishioka, N.S., Watanabe, S., Sekine, T., Uchida, H., Hashimoto, S.
Published in Applied radiation and isotopes (01.08.2002)

by Keutgen, N, Remin, Z, Jagt, JWM
Published in Palaeontologia electronica (2017)

by Keutgen, N, Huysamer, M. (Stellenbosch Univ., Matieland (South Africa). Dept. of Horticultural Science)
Published in South African journal of plant and soil (1998)

by Keutgen, N, Matsuhashi, S, Jia, M.H, Mizuniwa, C, Ito, T, Fujimura, T, Hashimoto, S, Ishioka, N.S, Watanabe, S, Osa, A
Published in Acta horticulturae (2000)

by Keutgen, N.
Published in Geologie en mijnbouw (01.11.2011)

by Coquelet, P, Henchoz, M B, Keutgen, N
Published in Transplantation proceedings (01.08.1987)

by Keutgen, N, Chen, K, Lenz, F
Published in Gartenbauwissenschaft (01.03.1999)

by Mierowska, Anna, Keutgen, Norbert, Huysamer, Marius, Smith, Valdon
Published in Scientia horticulturae (04.01.2002)

by Marc J. J. Janssens, Norbert Keutgen, Juergen Pohlan
Published in Journal of Agriculture and Rural Development in the Tropics and Subtropics (01.01.2009)

by Keutgen, Anna J., Keutgen, Norbert, Matsuhashi, Shinpei, Mizuniwa, Chizuko, Ito, Takehito, Fujimura, Takashi, Ishioka, Noriko-Shigeta, Watanabe, Satoshi, Osa, Akihiko, Sekine, Toshiaki, Uchida, Hiroshi, Tsuji, Atsunori, Hashimoto, Shoji
Published in Journal of experimental botany (01.05.2005)

by KEUTGEN, Norbert, KAI CHEN
Published in Journal of plant physiology (2001)

by Mohamed, Mohamed Fouad, Keutgen, Norbert, Tawfika, Azza A., Noga, Georg
Published in Journal of plant physiology (2002)

by Jia, Minghong, Keutgen, Norbert, Matsuhashi, Shinpei, Mitzuniwa, Chizuko, Ito, Takehito, Fujimura, Takashi, Hashimoto, Shoji
Published in Journal of agricultural and food chemistry (01.01.2001)

by Keutgen, A.J, Keutgen, N
Published in Journal of plant nutrition and soil science (01.02.2001)

by Chen, K, Hu, G, Keutgen, N, Janssens, M.J.J, Lenz, F
Published in Scientia horticulturae (29.04.1999)