Table 3 Details of treatments and their abbreviation.

From: Comparison of plant growth and remediation potential of pyrochar and thermal desorption for crude oil-contaminated soils

Lettuce varieties/germplasm

V1

Lettuce variety iceberg)

V2

Lettuce variety boston

Treatments

T0

Control soil (Uncontaminated soil)

T1

10% crude oil contaminated soil

T2

20% crude oil contaminated soil

T3

Pyrochar Treated control soil

T4

Pyrochar + 10% crude oil contaminated soil

T5

Pyrochar + 20% crude oil contaminated

T6

Thermal desorption control soil

T7

Thermal desorption + 10% crude oil contaminated soil

T8

Thermal desorption + 20% crude oil contaminated soil

T9

Combined application of pyrochar and thermal desorption treated control soil

T10

Combined application of pyrochar and thermal desorption treated + 10% crude oil contaminated soil

T11

Combined application of pyrochar and thermal desorption treated + 20% crude oil contaminated soil