POD	Peroxidase
SOD	Superoxide dismutase
CAT	Catalase
MDA	Malondialdehyde
TRL	Total root length
TRA	Total root surface area
SRL	Specific root length
SRA	Specific root surface area
S-UE	Soil urease
S-SC	Soil sucrase
S-ACP	Soil acid phosphatase
S-AKP	Soil alkaline phosphatase
ROS	Reactive oxygen species
K	Potassium
Na	Sodium
Ca	Calcium
Mg	Magnesium
N	Nitrogen
P	Phosphorus