Name: Johan Gerrit (Hans) van der Beek

Privat address:

Simon Vestdijkstraat
20 NL-6708 NW
Wageningen The Netherlands
tel. ..31 3174621264

Work address:

Research Institute for Plant Protection (IPO-DLO)
P.O.Box 9060 NL-6700 GW
Wageningen The Netherlands
tel. ..31 317476235
fax. ..31 317410113
E-mail: j.g.vanderbeek@IPO.DLO.NL

Profession: Nematologist / plant breeder, working at IPO-DLO

Nationality: Dutch

Date of birth: 22 June, 1952

Family status married, three children

Languages: Dutch: mother language English: good French: good German: moderate Arabic: slight

Education:

• 1972-75, 1977-80: Agricultural University, Wageningen, The Netherlands Specialization: Plant breeding, Genetics, Phytopathology, Tropical Agriculture Teaching licence in biology and agriculture
  
• 1970-72: State University, Groningen, The Netherlands Specialization: Biology

Work experience outside the Netherlands:

• 1977-78: Breeding for durable resistance in rice to Pyricularia oryzae in Surinam (South America).
• 1980-82: Breeding for durable resistance in wheat to brown rust and in barley to powdery mildew in Morocco (FAO project).
• 1982-84: Breeding for resistance in tomato to root-knot nematodes in Algeria (FAO project).
• 1985-90: Breeding Capsicum spp in Tunisia (project with Department of Development Cooperation, Ministry of Foreign Affairs, The Hague, The Netherlands).

Work experience in Wageningen (The Netherlands):

• 1975-77: Breeding for durable resistance in potato to Phythophthora infestans at the Centre for Plant Breeding and Reproduction Research.
• 1990-92: Mapping of genes for monogenic resistance in tomato to Cladosporium fulvum and Oidium lycopersicum at the Centre for Plant Breeding and Reproduction Research (CPRO-DLO).
• 1993-present: Studies in genetic variation between and within populations of root-knot species in the Netherlands, with emphasis on virulence. Presently preparing a Ph-D thesis in genetics. Research Institute for Plant Protection (IPO-DLO).

List of publications:

• Centromere localization of chromosome 1 in Arabidopsis. KOORNNEEF & VAN DER BEEK, 1979.
• Presence in Morocco of Brown rust, Puccinia hordei, with wide range virulence to barley. PARLEVLIET, VAN DER BEEK & PIETERS, 1981.
• Resistance to root-knot nematodes in tomato cv. Nemared: contradicting observations due to differences between seed lots. BOUKEMA & VAN DER BEEK, 1985.
• Breeding tomatoes for resistance to root-knot nematodes in Algeria. VAN DER BEEK, 1986.
• Preliminary testing for acidity in hot pepper in Tunisia. VAN DER BEEK & BOULEKBECH, 1987.
• Evidence for salt tolerance in pepper varieties (Capsicum annuum L.) in Tunisia. VAN DER BEEK & LTIFI, 1991.
• Variation in fasciculation in F4-populations of pepper. VAN DER BEEK & LTIFI, 1990.
• 'Wafer' - A new variety for protected growing and open field production in Tunisia. LTIFI, VAN DER BEEK & RIAHI, 1991.
• Practical breeding for horizontal resistance in wheat to brown rust (Puccinia recondita). PIETERS, AALDERS & VAN DER BEEK, 1991.
• Mapping gene Cf-9 (resistance to Cladosporium fulvum on tomato) on chromosome 1. VAN DER BEEK, VERKERK & LINDHOUT, 1991.
• Mapping strategy for resistance genes in tomato based on RFLPs between cultivars: Cf9 (resistance to Cladosporium fulvum) on chromosome 1. VAN DER BEEK, VERKERK, ZABEL & LINDHOUT, 1992.
• Screening wild Lycopersicon species for resistance to powdery mildew (Oidium lycopersicum) . LINDHOUT, PET & VAN DER BEEK, 1992.
• Wild Lycopersicon species as sources for resistance to powdery mildew (Oidium lycopersicum): mapping of the resistance gene Ol-1 on chromosome 6 of L. hirsutum. LINDHOUT, VAN DER BEEK & PET, 1993.
• Resistance to powdery mildew (Oidium lycopersicum) in Lycopersicon hirsutum is controlled by an incompletely dominant gene Ol-1 on chromosome 6. VAN DER BEEK, PET & LINDHOUT, 1994.
• Preservation of Meloidogyne hapla and M. chitwoodi in liquid nitrogen: differences in response between populations. VAN DER BEEK, VELDHUIS, ZIJLSTRA & VAN SILFHOUT, 1996.
• Interspecific hybridization of meiotic parthenogenetic Meloidogyne chitwoodi and M. fallax, VAN DER BEEK & KARSSEN, submitted.
• Interaction in nematode reproduction between potato cultivars and populations of Meloidogyne spp. VAN DER BEEK, VEREIJKEN, VAN SILFHOUT. in preparation
• Variation of virulence within Meloidogyne hapla on Solanum spp. VAN DER BEEK, JANSSEN, POLEIJ, ZIJLSTRA, JANSSEN. submitted.
• Limited variation of virulence within Meloidoygne chitwoodi and M. fallax on Solanum spp. VAN DER BEEK, JANSSEN, POLEIJ, ZIJLSTRA. submitted
• Biotypes and races in Meloidogyne chitwoodi on Solanum bulbocastanum. VAN DER BEEK, POLEIJ, JANSSEN, ZIJLSTRA. in preparation
• Genetic distances between parthenogenetic Meloidoygne spp. based upon protein composition, AFLP and morphology. VAN DER BEEK, FOLKERTSMA, KARSSEN, ZIJLSTRA, VAN KOERT, POLEIJ, BAKKER. in preparation.
• Limited intra-specific variation in total soluble proteins in Meloidogyne hapla and M. chitwoodi. VAN DER BEEK, FOLKERTSMA, POLEIJ, VAN KOERT, BAKKER. in preparation
• Parthenogenesis in root knot nematodes Meloidogyne spp. VAN DER BEEK, LOS, PIJNACKER. in preparation
• Conservation of heterozygosity in inbred mono-female lines of meiotic parthenogenetic populations of Meloidogyne hapla and M. chitwoodi. VAN DER BEEK, ZIJLSTRA, POLEIJ, PIJNACKER. in preparation.

(At present a PhD thesis is in preparation, in which the above ten mentioned publications will be included.)

Courses and conferences:

• Barley Improvement (1981 in Rabat, Morocco) Durable Resistance (1982 in Bari, Italy) Course in Seed Technology (1985 in Wageningen, The Netherlands) Working visit N.C.State University (1995 in Raleigh, USA) Third International Nematological Congress (1996 on Guadeloupe)
• During the past few years several lectures and presentations have been given in the Netherlands on virulence, cytology and genetic variation in root-knot nematodes.