Technical note Advance in the phytosanitary diagnosis of the farming of chontaduro in the rural zone of Buenaventura, Valle

Nota Técnica Avances en el diagnóstico fitosanitario del cultivo de chontaduro en la zona rural de Buenaventura, Valle.

Because of multiple phytosanitary restrictions have decimated the productiveness of the farming of chontaduro (Bactris gasipaes Kunth, Espadicifloríneas: Arecaceae), principal agricultural pacific line of the rural zone of Buenaventura and of many parts of the Colombian Pacific coast, this technical note focused to updating the phytosanitary diagnosis of the farming as for plagues of the stipe, foliage and fruit; the samplings and capture of information were realized in Sabaletas (small town No. 8, Buenaventura, msnm, rain tropical forest, acid unsaturated soils) practising visits coordinated to farmers, in which the following activities went forward: Technical diagnosis of farmings, descriptive poll and evaluation of phytosanitary problems and exposition of alternatives agroecological; the results point at the assertion of a complex of borers of stipe: Rhinosthomus barbirostris (F), Rhynchophorus palmarum L, Dynamis borassi Fab, Metamasius hemipterus, M. dasyurus Champion, M. submaculatus Champion, M. hebetatus Gyllenhal, M. cerosinus Vaurie, M. inaequalis Gyllenhal and of rachis to foliate possibly integrated for Rhodobaenus aff. nauradii Kirsch and Cholus sp; For the first time, the false "casanga", Dynamis borassi, it registers as a serious plague, responsible for countless dead bushes; the report details in every case the importance of the plague and advances on possibilities of handling; Considering in the region, for many years, it is recommended to recapture the technical prevailing gap and to extend basic aspects of the plan of integrated handling, focused to sostenibilidad.