e/Boron deficiency (medicine)

Information
has gloss	eng: Boron deficiency is a pathology which may occur in animals due to a lack of boron. A report given by E. Wayne Johnson et al. at the 2005 Alan D. Leman Swine Conference suggests that boron deficiency produces osteochondrosis in swine that is correctable by addition of 50 ppm of boron to the diet. The amount of boron required by animals and humans is not yet well established.
lexicalization	eng: Boron deficiency
instance of	(noun) a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder boron, atomic number 5, B