Turner stability class
Kalaas dartagol Turner walla indeks dartagol Turner ko senngo dartagol weeyo e nder dumunna juutɗo tuugiiɗo e peeje njaaweeki henndu to dow leydi e ƴulɓe naange laaɓtuɗe. Kalaasuuji ɗii ina njahra e 1 (ɓurɗo waasde dartaade) haa 7 (ɓurɗo dartaade). Siistem darnde Turner ko D. B. Turner feewni ɗum ngam waylude siistem darnde Pasquill.[1]
Taƴre nde huutortee ko ngam anndude tolno dartagol Turner wonande njaaweeki henndu dottaandu e mbaydi naange laaɓtundi :
Anndinde kalaas dartagol Turner ina ɗaɓɓi ko adii fof hiisaade limto ɓuuɓngo naange fawaade e laabi cifaaɗi e Turner (1961) e Turner (1964).
Kalaas dartagol Turner[2]
Njaaweeki henndu
(nodule) Indeks radiis net
Indeks radiation net ina anndaa e rewrude e peeje (ƴeew nate) teskaaɗe e ɓuuɓri ruulde, tooweeki ceŋol, e tooweeki naange.