Mass rearing of the coconut hispine beetle (Brontispa longissima) and its natural enemy (Asecodes hispinarun)

biological control chrysomelidae cocos nucifera control de insectos controlled release cuarentena enemigos naturales ennemi naturel eulophidae insect control insecte phyllophage insectos depredadores de las hojas leaf eating insects lutte anti-insecte lutte biologique mass rearing natural enemies parasitoides parasitoids plant protection protection des plantes quarantaine quarantine viet nam vietnam