TY - RPRT TI - Proline and hydroxproline in leaves. AU - K V GIRI AU - GOPALKRISHNAN AU - RADHAKRISHNAN AU - VAIDYANATHON PY - 1952 DO - 10.1038/170579b0 UR - https://pubmed.ncbi.nlm.nih.gov/13002373/ ID - 13002373 ER -