A Paradigm Shift in Forest Restoration - Rainforestation

Effects of exclusive use of non-Philippinespecies (con’t…)• Local lumber species, as their wood quality is muchhigher, are sought after but not propagated, such thatthe mother trees become very rare and seed material iseven less available;• The fast growing exotics are mostly pioneer species witha short life span which support a management ofrepeated clear cutting and exhaustion of the soilnutrients, making reforestation more and more difficult;• Growing of monoculture stand of forest trees arevulnerable to pest attack that can led to the completefailure of reforestation, sometimes on thousands ofsquare kilometers as documented for Brazil andIndonesia.