Weed Management Challenges in Rice Cultivation in the Context of Pesticide Use Reduction: A Survey Approach

Weeds are the main phytosanitary problem in rice crop. Over-reliance on herbicides and lack of crop operations range system have produced intense selection for evolution resistant weed populations. This study focused farmers’ perceptions attitudes towards weeds agricultural practices management. The methodology a questionnaire was used, carried out person with producers producing regions Portugal, complemented by three focus groups. outcomes reveal that Echinochloa spp. is greatest concern, followed Oryza sativa var. sylvatica. New about to emerge, mainly Leptochloa fusca ssp. fascicularis. It will be critical performance at innovation ecosystem level achieve social capital. Policies promote more ecological sustainable must settled. herbicide resistance increasing reduction number active substances. There great difficulty adopting non-chemical control meet requirements European Ecological Pact. implementation these alternatives cannot widespread, but studied case-by-case basis requires technical monitoring adapted region plot.