It is critical for increasing productivity of caribbean pine plantations to match sites with different varieties or provenances,to use ge- netically improved seed and accelerate vegetative propagation of selected genetic materials.

• 选择适于不同立地类型的变种或种源、改良种子的遗传品质和促进优良遗传材料的无性繁殖是提高加勒比松生产力的基础;