The organism used in this study was The Gauss–Marquardt algorithm was used in the
Chryseomonas luteola isolated from endives in the numerical process. The linear regression was com-
Laboratoire de Microbiologie du Froid of the Institut puted with the general linear model procedure of
Universitaire et Technologique of Evreux (France). SAS software (SAS Institute Inc., Cary, NC, USA).