Abstract: This study introduces a novel method for identifying the geographical origins of Panax notoginseng using near-infrared spectroscopy and a modified K-nearest neighbors algorithm. The proposed ...

Thus, photosynthetic electron transport plays an important role in photoprotection in the N-stress plants. Panax notoginseng (Burkill) F. H. Chen (Sanqi in Chinese) is a typically shade-tolerant and N ...