Predictive modeling of Persian walnut (Juglans regia L.) in vitro proliferation media using machine learning approaches: a comparative study of ANN, KNN and GEP models

Table 5 The components of factors and experimental runs ranges based on DKW medium

Code of Factors	Culture medium components	Level of factors
X1	NH₄NO₃, CaNO₃, ZnNO₃	0.5–1.25–2×
X2	KNO₃	0–1–2×
X3	K₂SO₄	0–1–2×
X4	MgSO₄, MnSO₄, CuSO₄	0.5–1.5–2.5×
X5	KH₂PO₄, H₃BO₃, Na₂MoO₄	0.5–1.5–2.5×
X6	FeEDDHA	0.5–1.25–2×
X7	Thiamine, Nicotinic acid, Glycine	0.5–1.25–2×
X8	BAP	0.5–1.25–2 mg l⁻¹
X9	TDZ, IBA	0.5–1.25–2 mg l⁻¹

ISSN: 1746-4811