Leaf relative water content

Formal name:  leaf fresh mass minus leaf dry mass per leaf water saturated mass minus leaf dry mass
Local identifier:  TOP47
Definition:  the ratio of the difference between leaf fresh mass (TOP:leaf fresh mass) and leaf dry mass (TOP:leaf dry mass) to the difference between leaf water saturated fresh mass and leaf dry mass
Formal Unit:  mass unit / mass unit

Reference:  http://prometheuswiki.publish.csiro.au/tiki-index.php?page=Plant+water+content+and+relative+water+content