Pathogen virulence factors — molecular genetics confuses the issue Noel T. Keen Guest Editorial Pages: 281 - 284
Control of the codling moth (cydia pomonella) in apple and pear orchards in Israel by mating disruption M. KehatL. AnshelevichE. Dunkelblum Reserch Paper Pages: 285 - 296
Crawler phenology and generation development of the Florida wax scale,ceroplastes floridensis, on citrus planted in two soil types Aharon YardeniDavid Rosen Reserch Paper Pages: 307 - 313
Infection of cotton byfusarium oxysporum f.sp.vasinfectum as affected by water stress A. RagazziS. MoriccaFrancesca Mancini Reserch Paper Pages: 315 - 321
Factors affecting cross protection of fusarium wilt of pigeon pea by soilborne nonpathogenic fungi A. ChakrabortyP. K. Sen Gupta Reserch Paper Pages: 323 - 334
Influence of calcium pretreatment on pectic substance evolution in cucumber fruit (cucumis sativus) duringbotrytis cinerea infection C. ChardonnetB. Doneche Reserch Paper Pages: 335 - 344
Scanning electron microscopy of the interactions betweenerwinia herbicola pv.gypsophilae andgypsophila paniculata Yedidya GafniTalya KunikYakir Ophir Reserch Paper Pages: 345 - 350
Plant trypanosome (mastigophora: trypanosomatidae) fromcynanchum acutum (asclepiadaceae) plants in northern Israel S. A. Podlipaev Note Pages: 351 - 353
Suppression ofbactra venosana, a potential natural enemy ofcyperus rotundus, bytrichogrammatoidea bactrae in Bangalore, India P. N. Ganga VisalakshyK. P. Jayanth Note Pages: 355 - 356
Spinach (spinacia oleracea var. attica) as a host of egyptian broomrape (orobanche aegyptiaca) Yaakov Goldwasser New Pest And Disease Record Pages: 357 - 358
Summaries of lectures presented at a binational UK—Israel conference agriculture in a cleaner environment — new technologies from Britain and Israel J. A. PickettG. M. TatchellJ. Hart Meeting Pages: 359 - 366
