December 21
Evergreen?
A link between water quality and bacterial growth in Christmas tree stands with postharvest needle abscission in balsam fir (ref)
Maston T. Macdonald and Shanmuganathan Rajasekaran (July 2013) Conference presentation: American Society for Horticultural Science 110th Conference, Palm Desert, California. DOI:10.13140/2.1.4282.3044
Found at The Science on Christmas (2015) https://www.researchgate.net/blog/post/christmas
