Research output per year
Research output per year
Search results
-
2000
Stormfald og vedlevende insekter
Ravn, H. P. & Harding, S., 2000, In: Videnblade Skovbrug. 8.10-5, 2 p.Research output: Contribution to journal › Journal article › Communication
-
Stor nåletræsnudebille: - Biologi, modforholdsregler og strategi
Pedersen, A. F. & Ravn, H. P., 2000, Skov & Landskab, Københavns Universitet. 49 p. (Skovbrugsserien; No. 26).Research output: Book/Report › Report › Research
-
1999
Afbrænding af kvas og effekter på skovøko¬systemet: 2. Insekter og svampe
Ravn, H. P., Rune, F. & Thomsen, I. M., 1999, In: Skoven. 31, 4, p. 193-196Research output: Contribution to journal › Journal article › Communication
-
Bekæmpelse af galmider i juletræer: en orientering om foreløbige resultater
Ravn, H. P., Harding, S. & Matkowski, A., 1999, In: PS Nåledrys. 30, p. 36-39 4 p.Research output: Contribution to journal › Journal article › Communication
-
Skovbrugets skadedyr 1998
Harding, S. & Ravn, H. P., 1999, In: Skoven. 4, p. 169-172 4 p.Research output: Contribution to journal › Journal article › Communication
-
1998
Antennal sensilla of the click beetle, Limonius aeruginosus (Olivier) (Coleoptera: Elateridae)
Merivee, E., Rahi, M., Bresciani, J., Ravn, H. P. & Luik, A., 1998, In: Arthropod Structure & Development. 27, 4, p. 311-318 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
54 Citations (Scopus) -
Skovbrugets skadedyr 1997
Harding, S. & Ravn, H. P., 1998, In: Skoven. 4, p. 165-167 3 p.Research output: Contribution to journal › Journal article › Communication
-
1997
Afløvning af løvtræer
Ravn, H. P. & Harding, S., 1997, In: Skoven Nyt. 6-7 A, p. 4 1 p.Research output: Contribution to journal › Journal article › Communication
-
Galmider på juletræer
Ravn, H. P., Harding, S. & Matkowski, A., 1997, In: Videnblade Pyntegrønt. 5.5-5, 2 p.Research output: Contribution to journal › Journal article › Communication
-
1996
Effect of Beauveria bassiana against overwintering pea leaf weevil, Sitona lineatus
Steenberg, T. & Ravn, H. P., 1996, In: IOBC/wprs Bulletin. 19, 9, p. 183-185 3 p.Research output: Contribution to journal › Journal article › Research
-
Feromonfælder til agerugler: havebrug
Esbjerg, P., Ravn, H. P. & Percy-Smith, A., 1996, In: Groen Viden, Havebrug. 96, p. 2-8 7 p.Research output: Contribution to journal › Journal article › Communication
-
Temperature dependent winter survival of Bembidion lampros and Tachyporus hypnorum
Petersen, MK., Ekbom, B. & Ravn, H. P., 1996, In: Journal of Insect Physiology. 42, 11-12, p. 997-1005Research output: Contribution to journal › Journal article › Research › peer-review
19 Citations (Scopus) -
1989
Estimating Risks for Spruce Bark Beetle (Ips typographus (L.)) Damage Using Pheromone-baited Traps and Trees
Weslien, J., Annila, E., Bakke, A., Bejer, B., Eidmann, H. H., Narvestad, K., Nikula, A. & Ravn, H. P., 1989, In: Scandinavian Journal of Forest Research. 4, 1-4, p. 87-98Research output: Contribution to journal › Journal article › Research › peer-review
-
1985
Expansion of the populations of Ips typographus (L.) (Coleoptera, Scolytidae) and their local dispersal following gale disaster in Denmark
Ravn, H. P., 1985, In: ZEITSCHRIFT FUR ANGEWANDTE ENTOMOLOGIE-JOURNAL OF APPLIED ENTOMOLOGY. 99, 1, p. 26-33Research output: Contribution to journal › Journal article › Research › peer-review
-
Seasonal activity of Ips typographus L. (Col., Scolytidae) in Denmark
Harding, S. & Ravn, H. P., 1985, In: ZEITSCHRIFT FUR ANGEWANDTE ENTOMOLOGIE-JOURNAL OF APPLIED ENTOMOLOGY. 99, 2, p. 123-131Research output: Contribution to journal › Journal article › Research › peer-review
-
1984
Offspring per emergence hole at different attack densities in the Spruce Bark Beetle, Ips typographus (L.) (Coleoptera, Scolytidae)
Schlyter, F., Anderbrant, O., Harding, S. & Ravn, H. P., 1984, In: ZEITSCHRIFT FUR ANGEWANDTE ENTOMOLOGIE-JOURNAL OF APPLIED ENTOMOLOGY. 97, 3, p. 244-248Research output: Contribution to journal › Journal article › Research › peer-review