XU, Feng, Shuiyuan CHENG, Jun ZHU, Weiwei ZHANG, and Yan WANG. “Effects of 5-Aminolevulinic Acid on Chlorophyll, Photosynthesis, Soluble Sugar and Flavonoids of Ginkgo Biloba”. Notulae Botanicae Horti Agrobotanici Cluj-Napoca 39, no. 1 (May 30, 2011): 41–47. Accessed February 1, 2023. https://notulaebotanicae.ro/index.php/nbha/article/view/5880.