27-year-old researcher and her team working on nitrogen exchange between bacteria and the roots of legumes in the rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica

natural reserve natural area tropical forest tropical rainforest undergrowth scientific research scientist researcher woman man person group outdoor overview day papilionaceae family vegetale papilionaceae leguminosae botany march month la selva biological station sieve botanist nature reserves nature reserve nature natural areas ecosystem ecosystems equatorial forests tropical forests equatorial forest dense forests dense forest tropical rain forests ombrophile forest shade plants rain forest rainforest rain forests ombrophile forests scientific researches scientific studies scientific study scientists researchers women men human beings persons human being human presence human presences human humans groups outdoors outsides outside overviews global sight global sights full length days daytime botanies estación biológica la selva phytologist environment protection environment management biodiversity management environment naturalness area forest science individual enumeration shot ambiance fabaceae family fabale family flora fabaceae fabales dicotyledoneae angiospermae spermatophyta phanerogamae tracheophyta embryophyta chlorobionta archaeplastida eukaryota discipline heredia province costa rica central america america tool material