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Table 1 Mean rainfall, temperature and soil properties in the sampling sites

From: Phenotypic and genetic diversity in Sinorhizobium meliloti and S. medicae from drought and salt affected regions of Morocco

Origin/population Region Isolate serial # Mean rainfall (mm)a Mean temperaturea Soil properties
     Min. (°C) Max. (°C) pH range EC range (ds/m) b Mn (mg/Kg soil) c Zn (mg/Kg soil) d Cd (mg/Kg soil) e
Rich Kser Wallal Rich Errachidia 1-11 260 -2.5 40 8.03-8.08 4.66-5.37 1.12 4.6 0.02
Rich Kser Aït Said Rich Errachidia 12-20 260 -2.5 40 8.03-8.53 3.62-5.66 1.12 4.6 0.02
Rich Kser Tabia Rich Errachidia 21-32 260 -2.5 40 8 5.51-7.18 1.12 4.6 0.02
Ziz Kser Tamgroutte Ziz 33-39 130 0.5 42 8.04 6.36 0.98 3.2 0.02
Demnate Demnate 40-56 480 0 35 7.77-8.10 6.26-7.40 1.58 5.2 0.02
Ziz Kser Bouya Jerf Jerf Erfoud 57-58 75 1 45 nt nt nt nt nt
Jerf Jerf Erfoud 59-67 75 1 45 8.09 5.39 0.86 3.2 0.06
Erfoud Kser Ouled Maat Allah Jerf Erfoud 68-72 75 1 45 8.35 10.5 4.12 3.1 0.08
Erfoud Hay Lagmbita Jerf Erfoud 73-88 75 1 45 7.97-8.43 3.97-5.20 4.12 3.1 0.08
Erfoud Masoudia Jerf Erfoud 89-102 75 1 45 8.01 5.66 4.12 3.1 0.08
Rissani Kser Moulay Abdelleah Rissani 103-104 60 0 50 nt nt nt nt nt
Rissani Mezguida Rissani 105-107 60 0 50 nt nt nt nt nt
Errachidia Domaine Experimental Rich Errachidia 108-109 120 -5 45 nt nt nt nt nt
Errachidia Aïne Zerka Rich Erracidia 110-117 120 -5 45 8.24 6.06 1.64 5.1 0.08
Aoufouss Zaouit Amelkis Aoufouss 118 120 -5 40 nt nt nt nt nt
Toudra Tinghir Tinghir 119-121 250 -0.5 42 8.1 5.12 2.07 9.4 0.04
Ziz Errachidia Ziz 122-129 130 0.5 42 nt nt nt nt nt
Ziz Erfoud Ziz 130-136 130 0.5 42 nt nt nt nt nt
Rich Ziz Ziz 137-145 130 0.5 42 nt nt nt nt nt
Chichaoua Mjjat Chichaoua 146 240 4.9 39 7.33 4.5 2.52 6.2 0.08
Alhaouz Asni Alhaouz 147-149 230 2 39 7.53 5.2 1.66 9.3 0.02
Tahanaout Tahanaoute 150-152 250 4 42 7.51 3.52 1.9 5.1 0.02
Alhaouz Tahanaout Imgdal Tahanaoute 153 250 4 42 7.23 6.09 1.9 5.1 0.02
Azilal Demnate Lahrouna Azilal 154-157 130 -1 42 7.73-8.21 5.89-5.97 1.75 4.5 0.02
  1. ppm = mg/Kg soil
  2. aAverage data of 15 year as of year 2005
  3. nt = Not tested
  4. Soil test interpretations (according to information available at ; ; Personal communication by Dr Abdelmajid Zouahri, INRA, CRRA, Rabat, Morocco): http://ag.arizona.edu/crops/cotton/soilmgt/saline_sodic_soil.html http://aces.nmsu.edu/pubs/_a/a-122.html
  5. bFor EC: Saline soil = EC > 4 ds/m; Normal soil = EC < 4 ds/m
  6. c For Mn: low = <1.0 mg/Kg; moderate = 1.0-2.5 mg/Kg; high = >2.5 mg/Kg
  7. d For Zn: low = <0.5 mg/Kg; moderate = 0.5-1.0 mg/Kg; high = >1.0 mg/Kg
  8. e For Cd: all the soils samples above the normal level (0.01 mg/Kg of soil)