TY  - RPRT
TI  - Phloem loading in the tulip tree. Mechanisms and evolutionary implications.
AU  - F L Goggin
AU  - R Medville
AU  - R Turgeon
PY  - 2001
DO  - 10.1104/pp.125.2.891
UR  - https://pubmed.ncbi.nlm.nih.gov/11161046/
ID  - 11161046
ER  -