Oleg Daugovish, UCCE Ventura County. The presentation will focus on management of soil pathogens, weeds and environmental changes in soil impacting crop performance. Specific topics will include: bio fumigation with plant-derived products for lettuce and celery, disinfestation of soil for strawberry production with fumigant and non-fumigant technologies (fumigant optimization, steam, ASD, cultivar resistance, etc.) and integration of multiple strategies.