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Table 2 Physicochemical characteristics of experimental soil

From: Biochar and vermicompost improve growth and physiological traits of eggplant (Solanum melongena L.) under deficit irrigation

Field soil chemical characteristics

Amounts

Clay–silt–sand %

20–30–50

Lime %

8–12

pH-KCl

7.6

EC dS/m

5.4

Organic matter (%)

2.2

Total nitrogen (%)

1.1

Available potassium (mg/kg)

310

P–AL (mg/kg)

30

Ca–AL (mg/kg)

2300

Mg–AL (mg/kg)

600

K–AL (mg/kg)

3000

  1. The mineral concentrations were analyzed using inductively coupled plasma (ICP)
  2. EC electrical conductivity, P–AL ammonium lactate-extractable phosphorus, Ca–AL ammonium lactate-extractable calcium, Mg ammonium lactate-extractable magnesium, K ammonium lactate-extractable potassium