Sample name

Treatment

Rate of application

Designation

Biomass

Cowdung biomass

5 t/ha

CM

Poultry manure biomass

5 t/ha

PM

Sewage sludge biomass

5 t/ha

SM

Biochar

Cow dung biochar

5 t/ha

CC

Poultry manure biochar

5 t/ha

PC

Sludge biochar

5 t/ha

SC

Control

No treatment

None

Cont