Evaluation of Paratheresia claripalpis and Metagonistylum minense you as possible parasitoides of larvas of Rhynchophorus palmarum, under conditions of laboratory in the municipality of Buenaventura, Valle del Cauca, Colombia

Abstract

The red ring is the main illness that affects the coconut tree plantations (Coconuts nucifera) in the coast Colombian Pacific, causing serious economic losses to the farmers, being an illness of lethal character. The causal agent of the illness is the nemátodo Bursaphelenchus coccophilus and her vector is the insect Rhynchophorus palmarum, which act in he/she becomes intimate association. With the objective of generating information that drove to establish appropriate recommendations for the handling of this illness, the IIAP advanced an investigation process concluding that the illness is present in the plantations of typical coconut tree variety, located in the bocana of Guapi (estero la Preba), sidewalk of Chanzará, Quiroga (estero pejesapo) and in the municipality of Timbiquí (estero pampanilla) Cuerval. This study also demonstrated that Paratheresia claripalpis and Metagonistylum mine you, is not potential parasites of larvas of R. palmarum low laboratory conditions, since after the specified time (12 days), you doesn’t present the death of none of the larvas, for effect of the parasitación of the tachinidae.