Étude de quelques paramètres du stress salin chez le Lygeum spartum L

Abstract

Esparto (Lygeum spartum L.)isaperennialpoaceaeofgreatecologicalinterestin combatingtheadvanceofthedesertanddesertificationduetoitsdevelopedroot system.Itisaspeciestoleranttosalinity.yInthiscontextourworkconsistsin studyingsomeparametersofbiologicaladaptationtosalinityin Lygeum spartum L.And to show the effect of the salinity applied by adding increasing concentrationsofNaCl(0,50,100mM)ontheplant Lygeumspartum L,from the studyofcertainphysiologicalpropertiesandgrowthfactors.Theresultsobtained from theexaminationshowthenegativeeffectonthefloweringanddevelopment phaseoftheplant,andthesaltstressledtoadecreaseinthegrowthoftheplant (thelengthoftheaerialandrootpartsoftheplant).Theresultsalsoshoweda decreaseinfreshweightandanincreaseindryweight