نتایج جستجو برای: herbarium

تعداد نتایج: 1792  

Journal: :Bulletin of Miscellaneous Information (Royal Gardens, Kew) 1907

Journal: :Transactions of the Annual Meetings of the Kansas Academy of Science 1897

2017
Zoe A. Panchen Root Gorelick

The pace of climate change in the Arctic is dramatic, with temperatures rising at a rate double the global average. The timing of flowering and fruiting (phenology) is often temperature dependent and tends to advance as the climate warms. Herbarium specimens, photographs, and field observations can provide historical phenology records and have been used, on a localised scale, to predict species...

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