遗传多样性
[[Genetic diversity]] is needed to maintain the vitality of forests and to provide [[Ecological resilience|resilience]] to [[Pest (organism)|pests]] and [[disease]]s. Genetic diversity also ensures that forest trees can survive, adapt and evolve under changing environmental conditions. Furthermore, genetic diversity is the foundation of biological diversity at species and [[ecosystem]] levels. [[Forest genetic resources]] are therefore important to consider in forest management.