The object of phenological observations is birch The object of phenological observations is birch https://www.globe.gov/c/message_boards/find_thread?p_l_id=18703103&threadId=37324452 2026-03-14T14:24:50Z 2026-03-14T14:24:50Z The object of phenological observations is birch Nataliia Boyko https://www.globe.gov/c/message_boards/find_message?p_l_id=18703103&messageId=37324451 2018-01-26T15:11:02Z 2018-01-26T15:10:06Z The object of phenological observations is birch in the school yard of Lemeshivska secondary school. Ukraine.  Nataliia Boyko 2018-01-26T15:10:06Z