Uso del compost de biosólidos en la formulación de sustratos para la producción industrial de plantas de Nothofagus alpina Evaluation of an alternative substrate and a differential nutritional dose on the production and final quality of seedlings of Nothofagus alpina in NW Patagonia

EEA INTA Bariloche, Unidad de Genetica Ecologica y Mejoramiento Forestal, Modesta Victoria 4450, CP 8400, S. C. de Bariloche, Argentina, abelmartinez@bariloche.inta.gov.arSUMMARYOne of the main problems in forest seedlings production is an adequate availability of substrate to guarantee the production of good quality plants; the use of certain types of substrates is not legally permitted or even generates undesirable environmental impacts. The aim of this study was to evaluate the feasibility of using composted biosolids + pumicite (1:1) as an alternative substrate for the production of containerized seedlings of