- The relationships of plant species occupancy to niches and traits vary with spatial scale(2023-08-08) Mod, Heidi; Rissanen, Tuuli; Niittynen, Pekka; Soininen, Janne; Luoto, Miska; University of Helsinki - Mod, Heidi; University of Helsinki - Rissanen, Tuuli; University of Helsinki - Niittynen, Pekka; University of Helsinki - Soininen, Janne; University of Helsinki - Luoto, Miska