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Table 2 Variables considered in the data analyses and corresponding codes

From: Diversity of root-knot nematodes in Moroccan olive nurseries and orchards: does Meloidogyne javanica disperse according to invasion processes?

Variables

Code

Variables

Code

Geographic region

Soil factors

 Jbala

J

   Coarse sand

cSa

 Guerouane

G

   Fine sand

fSa

 Haouz

H

   Coarse silt

cSi

 Souss

S

   Fine silt

fSi

  

   Clay

Cla

Climate

   Organic matter

OM

 Minimum temperature

MACM

   Nitrogen

N

 Annual rainfall

AR

   Phosphorus

P

  

   Potassium

K

Main substrate origin

   pH

pH

 Crop topsoil

Crop

   Conductivity

Con

 Forest

Forest

  

 Riverbank

River