1. Seasonal variability of sex-ratio in Ips typographus (L.) pheromone traps in a multivoltine population in the Southern Alps

   • M. Faccoli
   • E. Buffo

   Original Article 15 January 2004 Pages: 123 - 129

   

2. Influence of variable photoperiods on the feeding activity and fecundity of Galendromus occidentalis (Nesbitt) (Acari: Phytoseiidae) under laboratory conditions

   • C. Kazak
   • W. W. Cone
   • L. C. Wright

   Original Article 15 January 2004 Pages: 131 - 135

3. Experimental verification of Lasioderma serricorne (F.) pupa development threshold previously defined using the thermal constant equation K=D(T−t)

   • S. C. Papadopoulou

   Original Article 15 January 2004 Pages: 137 - 138

   

4. Opportunistic changes in the host range of Lysiphlebus testaceipes (Cr.), an exotic aphid parasitoid expanding in the Iberian Peninsula

   • P. Starý
   • B. Lumbierres
   • X. Pons

   Original Article 17 January 2004 Pages: 139 - 144

5. Reproductive capacity of first-generation adults of the rice water weevil Lissorhoptrus oryzophilus Kuschel (Coleoptera: Curculionidae) in Zhejiang, China

   • M. X. Jiang
   • W. J. Zhang
   • J. A. Cheng

   Original Article 29 January 2004 Pages: 145 - 150

   

6. Insects reared from stems and branches of goat willow (Salix caprea L.) in Bulgaria

   • G. Georgiev
   • V. Sakalian
   • P. Boyadzhiev

   Original Article 24 January 2004 Pages: 151 - 153

7. Life history data of the rosy apple aphid Dysaphis plantaginea (Pass.) (Homopt., Aphididae) on plantain and as migrant to apple

   • L. H. M. Blommers
   • H. H. M. Helsen
   • F. W. N. M. Vaal

   Original Article 02 April 2004 Pages: 155 - 163

   

8. Parasitoids of Ips typographus (Col., Scolytidae), their frequency and composition in uncontrolled and controlled infested spruce forest in Bavaria

   • Elfriede Feicht

   Original Article 23 April 2004 Pages: 165 - 172

   

9. Relationships between the number of dwarf shoots of Larix decidua Mill. damaged by different insect species in the Ojców National Park in southern Poland

   • Małgorzata Skrzypczyńska

   Original Article 24 April 2004 Pages: 173 - 177

   

10. New parasitoids of Saperda populnea (L.) (Col. Cerambycidae) in Bulgaria

    • G. Georgiev
    • M. Raikova
    • K. Ivanov

    Original Article 17 April 2004 Pages: 179 - 182

    

11. Lariophagus distinguendus (F.) (Hyme., Chalcidoidea, Pteromalidae), an ectoparasitoid of Lasioderma serricorne (F.) (Col., Anobiidae), found for the first time in tobacco stores in Greece

    • S. C. Papadopoulou
    • C. G. Athanassiou

    Original Article 23 April 2004 Pages: 183 - 184