M0 (control)

MS’s macro and micro nutrition + Morel’s vitamine + coconut milk 10% + sucrose 25 g/l + agar 7.5 g/l + 2,4D 0.5mg/l + BAP1.0 mg/l + TDZ 1.0 mg/l

M1

MS’s macro nutrition ½, MS’s micro nutrition + Morel’s vitamine + coconut milk 10% + sucrose 25 g/l + agar 7.5 g/l + 2,4D 0.5 mg/l + BAP1.0 mg/l + TDZ 1.0 mg/l

M2

MS’s macro nutrition ¼, MS’s micro nutrition + Morel’s vitamine + coconut milk 10% + sucrose 25 g/l + humate 1.0 ml/l + agar 7.5 g/l + 2,4D 0.5 mg/l + BAP1.0 mg/l + TDZ 1.0 mg/l

M3

MS’s macro nutrition 0, MS’s micro nutrition + Morel’s vitamine + coconut milk 10% + humate 1.0 ml/l + sucrose 15 g/l + agar 7.5 g/l + 2,4D 0.5 mg/l + BAP1.0 mg/l + TDZ 1.0 mg/l

M4

Ca(NO₃)₂ 800 mg/l + KH₂PO₄ 170 mg/l + MS’s micro nutrition 1/2 + Morel’s vitamine + coconut milk 10% + humate 1.0 ml/l + sucrose 25 g/l + agar 7.5 g/l + 2,4D 0.5 mg/l + BAP1.0 mg/l + TDZ 1.0 mg/l