Treatments

Fe

Zn

Cu

Mn

__________Plants uptake (kg∙ha⁻¹)__________

Control (No fertilizers)

0.26g*

0.17f*

0.04f*

0.44d*

N & K fertilizers

0.33f

0.22e

0.06e

0.56c

N, P & K fertilizers

0.53b

0.38b

0.10b

0.88b

Compost

0.39e

0.28d

0.10d

0.66b

N, P & K + S @ 20 kg∙ha⁻¹

0.53b

0.38b

0.10b

0.88b

Compost + S @ 10 kg∙ha⁻¹

0.44d

0.31c

0.11c

0.75b

Compost + S @ 20 kg∙ha⁻¹

0.56a

0.41a

0.16a

0.93a

Compost + S @ 30 kg∙ha⁻¹

0.50c

0.38b

0.15b

0.87a

LSD P ≤ 0.05

0.03

0.02

0.02

0.04