Symbols and acronyms for samples indicate Chloephaga : C.
picta (upland goose); Attagis: A. malouinus (white-bellied
seedsnipe); Syntrichia: S. robusta moss sample;Polytrichum: P. strictum moss sample; Conostomum: C.
tetragonum moss sample; +: growth; -: no growth; NA: no sample in that
combination.