Holger Frederik Philipsen

Research output

Research output per year 1986 1998 1999 2004 2013

• 25 Journal article
• 5 Article in proceedings
• 3 Book
• 3 Book chapter
• 4 More
  • 1 Report
  • 1 Conference abstract for conference
  • 1 Paper
  • 1 Other contribution

Research output per year

Research output per year

Search results

• 2013

  Mekanisk og biologisk bekæmpelse af frostmålere, viklere og ribsbredvingemøl i økologisk solbær og ribs: Rapport for projekt gennemført med støtte fra Fonden for Økologisk Jordbrug 2011-2012

  Sigsgaard, L., Philipsen, H., Jakobsen, H. B. & Korsgaard, M., 2013, Institut for Plante- og Miljøvidenskab, Københavns Universitet. 32 p.

  Research output: Book/Report › Report › Research

  1038 Downloads (Pure)

• Natural regulation of Delia radicum in organic cabbage production

  Meyling, N. V., Navntoft, S., Philipsen, H. F., Thorup-Kristensen, K. & Eilenberg, J., 1 Jan 2013, In: Agriculture, Ecosystems & Environment. 164, 1, p. 183-189 7 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  7 Citations (Scopus)

  46 Downloads (Pure)
• 2010

  Comparison of life history parameters of two Frankliniella occidentalis (Thysanoptera: Thripidae) strains in New Zealand

  Nielsen, M.-C., Teulon, D. A. J., Chapman, R. B., Butler, R. C., Drayton, G. M. & Philipsen, H. F., Apr 2010, In: Environmental Entomology. 39, 2, p. 303-311 9 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  • Thysanoptera 100%
  • Life History 100%
  • Frankliniella occidentalis 100%
  • Thripidae 100%
  • Frankliniella Occidentalis 100%
  14 Citations (Scopus)
• 2008

  Gråsnuder: biologi og skadevirkning

  Harding, S., Nielsen, C., Philipsen, H. & Martin, J. O., 2008, In: Videnblade Pyntegrønt. 5.5-1, 2 p.

  Research output: Contribution to journal › Journal article › Communication
• 2006

  Controlling pear psyllids by mass-releasing Anthocoris nemoralis and A. nemorum (Heteroptera: Anthocoridae)

  Sigsgaard, L., Esbjerg, P. H. M. & Philipsen, H., 2006, In: Journal of Fruit and Ornamental Plant Research. 14, Suppl. 3, p. 89-98 10 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

• Education in biological control at the university level at KVL

  Eilenberg, J., Jensen, D. F. & Philipsen, H., 2006, An ecological and societal approach to biological control. Eilenberg, J. & Hokkanen, H. M. T. (eds.). The Netherlands: Kluwer Academic Publishers, p. 65-71 7 p.

  Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

• Experimental releases of Anthocoris nemoralis F. and Anthocoris nemorum (L.) (Heteroptera: Anthocoridae) against the pear psyllid Cacopsylla pyri L. (Homoptera: Psyllidae) in pear

  Sigsgaard, L., Esbjerg, P. H. M. & Philipsen, H., 2006, In: Biological Control. 39, 1, p. 87-95 9 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  26 Citations (Scopus)
• 2005

  Abundance of naturally occurring entomopathogenic nematodes and establishment of inoculated Steinernema feltiae in an organic cropping system

  Nielsen, O. & Philipsen, H., 2005, In: IOBC/wprs Bulletin. 28, 3, p. 31-34 4 p.

  Research output: Contribution to journal › Journal article › Research

• Susceptibility of Meligethes spp. and Dasyneura brassicae to entomopathogenic nematodes during pupation in soil

  Nielsen, O. & Philipsen, H., 2005, In: BioControl. 50, 4, p. 623-634 12 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  8 Citations (Scopus)

• The influence of natal host and learning on later host preference of Spalangia cameroni (Hymenoptera: Pteromalidae)

  Torp, A. M., Skovgard, H. & Philipsen, H., 2005. 1 p.

  Research output: Contribution to conference › Conference abstract for conference › Research
• 2004

  Bekæmpelse af gåsebillelarver: forsøg med bekæmpelsesmetoder på golfbaner viser at et ikke godkendt insekticid er effektivt, mens biologiske midler har mindre virkning

  Larsen, S. U., Ravn, H. P., Vestergaard, S., Philipsen, H., Eilenberg, J. & Mortensen, B., 2004, In: Groent Miljoe. 7, p. 34-36 3 p.

  Research output: Contribution to journal › Journal article › Communication

• Bekæmpelse af gåsebillelarver i plænegræs: forsøg på Give Golfbane 2003

  Larsen, S. U., Ravn, H. P., Vestergaard, S., Philipsen, H., Eilenberg, J. & Mortensen, B., 2004, 10 p.

  Research output: Book/Report › Book › Education

• Coloradobillen: Markbrug

  Hansen, L. M., Nielsen, G. C., Philipsen, H., Møller, L. & Secher, B., 2004, In: Groen Viden, Havebrug. 302, p. 1-6 6 p.

  Research output: Contribution to journal › Journal article › Communication

• Estimating the incidence of entomopathogenic nematodes in soil by the use of bait insects

  Nielsen, O., Skovgaard, I. M. & Philipsen, H., 2004, In: Nematology. 6, 6, p. 891-900 10 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  6 Citations (Scopus)

• Gåsebillelarver i plænen: forsøg med bekæmpelsesmetoder på golfbaner

  Larsen, S. U., Ravn, H. P., Vestergaard, S., Philipsen, H., Eilenberg, J. & Mortensen, B., 2004, In: Greenkeeperen. 2, p. 18-21 4 p.

  Research output: Contribution to journal › Journal article › Communication

• Occurrence of Steinernema species in cabbage fields and the effect of inoculated S. feltiae on Delia radicum and its parasitoids.

  Nielsen, O. & Philipsen, H., 2004, In: Agricultural and Forest Entomology. 6, p. 25-30 6 p.

  Research output: Contribution to journal › Journal article › Research

  8 Citations (Scopus)

• Recycling of entomopathogenic nematodes in Delia radicum and in other insects from cruciferous crops

  Nielsen, O. & Philipsen, H., 2004, In: BioControl. 49, 3, p. 285-294 10 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  15 Citations (Scopus)

• Seasonal population dynamics of inoculated and indigenous steinernematid nematodes in an organic cropping system

  Nielsen, O. & Philipsen, H., 2004, In: Nematology. 6, 6, p. 901-909 9 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  6 Citations (Scopus)

• Skadedyr

  Philipsen, H., Iversen, T., P. E. Brander (Editor), E. N. Eriksen (Editor) & Jens Thejsen (Editor), 2004

  Research output: Other contribution › Communication
• 2003

  Danish surveys on insects naturally infected with entomopathogenic nematodes.

  Nielsen, O. & Philipsen, H., 2003, In: IOBC/wprs Bulletin. 26, 1, p. 131-136 6 p.

  Research output: Contribution to journal › Journal article › Research

• Host potential of insects from cruciferous crops to entomopathogenic nematodes and augmentation of nematodes through oil seed rape growing.

  Philipsen, H. & Nielsen, O., 2003, In: IOBC/wprs Bulletin. 26, 1, p. 141-145 5 p.

  Research output: Contribution to journal › Journal article › Research
• 2001

  Biologisk bekæmpelse i undervisningen: biologisk bekæmpelse af plantesygdomme og skadedyr har længe været en del af undervisningen på KVL

  Eilenberg, J., Hockenhull, J., Funck Jensen, D. & Philipsen, H., 2001, In: Jord og Viden. 10, p. 10-11 2 p.

  Research output: Contribution to journal › Journal article › Communication

• Gåsebiller på græsplæner: kemi virker ikke

  Ravn, H. P. & Philipsen, H., 2001, In: Groent Miljoe. 3, p. 34-35 2 p.

  Research output: Contribution to journal › Journal article › Communication

• Insektpatogene nematoders forekomst og betydning på friland

  Translated title of the contribution: The ¤occurrence and role of entomopathogenic nematodes in agricultural soilPhilipsen, H. & Nielsen, O., 2001, DJF-rapport. 49 ed. p. 15-20 6 p.

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

• Vælg den rigtige type feromonfælde til viklere

  Hallengreen Jørgensen, G., Lindhard Pedersen, H. & Philipsen, H., 2001, In: Frugt og bær. 4, p. 88-90 3 p.

  Research output: Contribution to journal › Journal article › Communication
• 1999

  Bekæmpelse med nematoder

  Philipsen, H. & Nielsen, O., 1999, In: Gartner Tidende. 115, 11, p. 10-11 2 p.

  Research output: Contribution to journal › Journal article › Communication

• Biologisk bekæmpelse af bøgebladlus i forstplanteskoler

  Iversen, T., Eilenberg, J., Harding, S. & Philipsen, H., 1999, In: Skoven. 4, p. 197-199 3 p.

  Research output: Contribution to journal › Journal article › Communication

• Interactions between Steinermatid nematodes and Delia radicum under field conditions

  Nielsen, O. & Philipsen, H., 1999, Ikke angivet. Smits, P. H. (ed.). Dijon, p. 119-122 4 p.

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

• Kan bøgebladlus bekæmpes biologisk?

  Iversen, T., Eilenberg, J., Harding, S. & Philipsen, H., 1999, In: Gartner Tidende. 115, 11, p. 22-23 2 p.

  Research output: Contribution to journal › Journal article › Communication

• Trap characteristics

  Freuler, J., Blood-Smyth, J., Brunel, E., Collier, R. H., Dufault, C. P., Finch, S., Fischer, S., Loosjes, M., Philipsen, H. & Städler, E., 1999, Monitoring populations of the carrot fly Psila rosae. Finch, S., Freuler, J. & Collier, R. H. (eds.). p. 19-98 79 p.

  Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication
• 1998

  Biologisk bekæmpelse af saintpaulia-trips (Frankliniella occidentalis) (Thysanoptera: Thripidae) med tripsrovmiden Amblyseius cucumeris (Acarina: Phytoseiidae) i agurk (Cucumis sativus): behov for introduktion af tripsrovmider, baseret på forholdet mellem tripslarver og rovmider, og undersøgelse af arternes fordeling på planten

  Translated title of the contribution: Biological control of Western Flower Thrips (Frankliniella occidentalis) (Thysanoptera: Thripidae) by the predatory mite Amblyseius cucumeris (Acarina: Phytoseiidae) in cucumber (Cucumis sativus): the need for introduction of predatory mites, based on the thrips larva : predatory mite ratio, and survey of the distribution pattern of the two species on the plantKjær Larsen, A., Dyekjær Madsen, A. & Philipsen, H., 1998, DJF-rapport. Markbrug. 1998 ed. p. 193-205 13 p.

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

• Biologisk og anden ikke-kemisk bekæmpelse af bøgebladlus (Phyllaphis fagi) i Skov- og Naturstyrelsens planteskoler

  Iversen, T., Eilenberg, J., Harding, S. & Philipsen, H., 1998, København: Den Kongelige Veterinær- og Landbohøjskole. 35 p.

  Research output: Book/Report › Book › Education

• Nematoder

  Riedel, W., Philipsen, H. & Esbjerg, P., 1998, Noter til landbrugszoologi (2. almen del) og havebrugszoologi. Esbjerg, P., Riedel, W. & Philipsen, H. (eds.). København: Jordbrugsforlaget, p. 1-19 19 p.

  Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Communication

• Noter til landbrugszoologi (2. Almen del) og havebrugszoologi

  Esbjerg, P., Riedel, W. & Philipsen, H., 1998, København: Jordbrugsforlaget. 74 p.

  Research output: Book/Report › Book › Education

• Potentials, possibilities and constraints of EPN research-report on an open end COST 819 working session

  Philipsen, H., Olsen, V. & Sønksen, H., 1998, IOBC/WPRS bulletin. Smits, P. H. (ed.). 21 ed. p. 273-285 13 p.

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research

• Role of entomopathogenic nematodes in Danish agricultural fields

  Philipsen, H. & Nielsen, O., 1998, IOBC/WPRS bulletin. Smits, P. H. (ed.). 21 ed. p. 207-209 3 p.

  Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research
• 1997

  Role of entomopathogenic nematodes in Danish agricultural fields

  Philipsen, H. & Nielsen, O., 1997. 1 p.

  Research output: Contribution to conference › Paper › Research
• 1996

  Natural occurrence of entomopathogenic fungi on thrips (Thysanoptera) in a Danish wheat field

  Nielsen, C., Urup Madsen, T., Eilenberg, J. & Philipsen, H., 1996, In: IOBC/wprs Bulletin. 19, 9, p. 166-171 6 p.

  Research output: Contribution to journal › Journal article › Research
• 1988

  The occurrence of Entomophthorales on the carrot fly [Psila rosae F.] in the field during two successive seasons

  Eilenberg, J. & Philipsen, H., 1 Jun 1988, In: Entomophaga. 33, 2, p. 135-144 10 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  • Hedging 100%
  • Entomophthorales 100%
  • Carrot Fly 100%
  • Psila Rosae 100%
  • Carrot 100%
  22 Citations (Scopus)
• 1986

  The distribution of blood group antigens in experimentally produced carcinomas of rat palate

  Reibel, J., Philipsen, H. P., Fisker, A. V. & Dabelsteen, E., Nov 1986, In: Journal of Oral Pathology. 15, 10, p. 547-51 5 p.

  Research output: Contribution to journal › Journal article › Research › peer-review

  • Blood Group Antigens 100%
  • Carcinoma 100%
  • H Antigen 100%
  • Palate 100%
  • Blood Group Antigen 100%
  5 Citations (Scopus)