USA NPN National Phenology Network

Taking the Pulse of Our Planet

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Birch Tree Changes

Abstract: 
Uses mostly visual observations once a week to track seasonal changes of a set of varied birch trees.
Access
Access: 
Freely available
Time period
Start year: 
2012
Taxonomy
Groups: 
Non-flowering Plants
Phenophases
Phenophases: 
Vegetative development
Creator
First name: 
Ethan
Last name: 
Sibley
Contact
Same as creator: 
0
Published: 
0