The underground phase: a special challenge in studies of terrestrial orchid populations

@article{Rasmussen1998TheUP,
  title={The underground phase: a special challenge in studies of terrestrial orchid populations},
  author={H. Rasmussen and D. Whigham},
  journal={Botanical Journal of the Linnean Society},
  year={1998},
  volume={126},
  pages={49-64}
}
Abstract Orchid seeds are minute and the first seedling stages of terrestrial species are underground, so there is little knowledge about the biology of the early life history and the size of seed/seedling populations relative to the number of plants that eventually emerge above ground. A recently developed field sowing technique makes it possible to explore a variety of topics such as the length of time that seeds spend as part of the soil seed bank, the phenology of seed germination… Expand
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