http://vocab.lternet.edu/vocab/vocab/ LTER Controlled Vocabulary jporter jporter 2018-09-19 en 2011-01-14 17:12:33 leaf area 2011-01-14 17:12:33http://vocab.lternet.edu/vocab/vocab/skos/917http://vocab.lternet.edu/vocab/vocab/skos/289http://vocab.lternet.edu/vocab/vocab/skos/549http://vocab.lternet.edu/vocab/vocab/skos/293