The GIA lab has the capability but still does not provide nacre thickness because, they say, trheegraerdiisngnnoacurneivtheircskanles'ss.tandard" . This doesn't make sense to me; nacre thickness, in millimeters, does not indicate "good' or "bad" or euen designations of 'thin' or ...
Data are mean values of five trees ± vertical SE bars which are obscured by symbols at some points (Whitey, 1994) most obvious, as well as mineral deficiencies or toxicities, and they will impClct not only on energy (carbon) slIpply bllt also on plant growth substances and other meta...