1. Transforming natural products into natural pesticides-experience and expectations

   • István Ujváry

   Guest Editorial Pages: 439 - 442

2. Development, fecundity and prey consumption ofExochomus nigromaculatus feeding onHyalopterus pruni

   • R. Atlıhan
   • M. S. Özgökçe

   Research Papers Pages: 443 - 450

3. The potential of the hatay population ofPhytoseiulus persimilis to control the carmine spider miteTetranychus cinnabarinus in strawberry in Silifke - Icel, Turkey

   • C. Kazak
   • K. Karut
   • E. Sekeroglu

   Research Papers Pages: 451 - 458

4. Occurrence of races and pathotypes of cucurbit powdery mildew in southeastern Spain

   • D. del Pino
   • Laura Olalla
   • J. A. Torés

   Research Papers Pages: 459 - 466

5. Towards the first linkage map of theDidymella rabiei genome

   • J. Lichtenzveig
   • P. Winter
   • G. Kahl

   Research Papers Pages: 467 - 472

6. Specific detection ofPythium aphanidermatum from hydroponic nutrient solution by booster PCR with DNA primers developed from mitochondrial DNA

   • P. H. Wang
   • L. M. Boo
   • Y. Yeh

   Research Papers Pages: 473 - 485

7. Effect of ammonium carbonate and sodium bicarbonate on anthracnose of papaya

   • D. Sivakumar
   • N. K. Hewarathgamagae
   • R. L. C. Wijesundera

   Research Papers Pages: 486 - 492

8. Characterization and detection ofCucumber green mottle mosaic virus in Greece

   • C. Varveri
   • N. Vassilakos
   • F. Bem

   Research Papers Pages: 493 - 501

9. A new disease of greenhouse tomatoes in Israel caused by a distinct strain ofTomato apical stunt viroid (TASVd)

   • Y. Antignus
   • O. Lachman
   • M. Bar-Joseph

   Research Papers Pages: 502 - 510

10. Weed hosts ofVerticillium dahliae in crete: Susceptibility, symptomatology and significance

    • E. K. Ligoxigakis
    • D. J. Vakalounakis
    • C. C. Thanassoulopoulos

    Research Papers Pages: 511 - 518

11. Inhibition of germination ofOrobanche ramosa seeds byFusarium toxins

    • M. C. Zonno
    • M. Vurro

    Research Papers Pages: 519 - 524

12. Residual activity of abamectin and spinosad against the predatory bugOrius laevigatus

    • M. Van de Veire
    • M. Klein
    • L. Tirry

    Note Pages: 525 - 528

13. Fungicide resistance inBotrytis cinerea isolates from strawberry crops in Huelva (southwestern Spain)

    • F. Diánez
    • M. Santos
    • J. C. Tello

    Note Pages: 529 - 534

14. A simple test for evaluation of transmission efficiency of barley yellow dwarf virus by aphids

    • I. N. Smyrnioudis
    • R. Harrington
    • N. I. Katis

    Note Pages: 535 - 538