GRUPO OPERATIVO GENMAC FORESTRY IMPROVEMENT PROGRAM AGREEMENT BETWEEN JUANA DE VEGA FOUNDATION AND INGACAL NEMOCONTROL: INTEGRATED CONTROL OF THE PINE WILT CAUSED BY BURSAPHELENCHUS XYLOPHILUS Characterization of chestnut hybrid clones Clonal selection of Prunus Avium for wood in Galicia Galician population adaptation of Maritime Pine (PINUS PINASTER AITON) Genetic structure of chestnut populations (Castanea Sativa) Change of the varietal structure of chestnut Conservation and improvement of natural heritage FOREST BREEDING PROGRAM OF CHESTNUT Selection of wild cherry by adaptive NEMOPIN: Control of pine wilting caused