Table 4 Effect of combine application of biochar with trans-zeatin riboside and with Azospirillum brasilense on SOC (soil organic C), DOC (dissolved organic C), DON (dissolved organic N) of wheat under drought stress

T₀ = Control

1.64 a (± 0.2204)

149 a (± 0.3650)

23.45 a (± 0.3481)

T₁ = Drought stress (DS)

1.12 d (± 0.4038)

128 d (± 0.3937)

16.56 d (± 0.3354)

T₂ = DS + t-ZR + Biochar

1.32 c (± 0.3175)

134 c (± 0. 3210)

18.37 c (± 0.3173)

T₃ = DS + A. brasilense + Biochar

1.45 b (± 0.3912)

139 b (± 0. 2631)

20.32 b (± 0.4950)