title: Boron deficiency and ribonuclease activity in plants.
mesh_terms: D001895:Boron / Q000494:pharmacology*; D003677:Deficiency Diseases / Q000378:metabolism*; D010944:Plants / Q000201:enzymology*; D012260:Ribonucleases / Q000378:metabolism*
chemical_list: D012260:Ribonucleases; D001895:Boron