Complex sentence: In 1990, there was a mass seeding event when over a million hectares of the bamboo "Chusquea valdiviensis" in southern Chile flowered simultaneously; the enormous quantities of seeds produced were followed by a population explosion of "O. longicaudatus".
Split into simpler sentences: In 1990, there was a mass seeding event when over a million hectares of the bamboo "Chusquea valdiviensis" in southern Chile flowered simultaneously. The enormous quantities of seeds produced were followed by a population explosion of "O. longicaudatus".