The 2017 growing season of a Dutch birch captured by the GrowAppThe 2017 growing season of a Dutch birch captured by the GrowApphttps://www.globe.gov/en/c/message_boards/find_thread?p_l_id=18703103&threadId=364361882026-04-17T15:04:38Z2026-04-17T15:04:38ZThe 2017 growing season of a Dutch birch captured by the GrowAppArnold van Vliethttps://www.globe.gov/en/c/message_boards/find_message?p_l_id=18703103&messageId=364361872017-12-11T08:47:59Z2017-12-11T08:47:15ZWe have just uploaded a translation (thanks to Marcella) of a Nature report on the analysis of the change in greenness of a Birch tree that I'm following with the GrowApp. See the full story at <a href="https://www.naturetoday.com/intl/en/nature-reports/message/?msg=23923">https://www.naturetoday.com/intl/en/nature-reports/message/?msg=23923</a>. It also includes a Youtube video with an explanation of the software Analyzing Digital Images with which you can extract the greenness values from your pictures. Kind regards, ArnoldArnold van Vliet2017-12-11T08:47:15Z