Table 1 Analysis of coconut fiber substrate used for the rearing and testing of Bradysia impatiens

Dry mass

17.1

% FM

pH (CaCl₂)

5.2

–

Phosphorus

21

mg P₂O₅/L FM

Ammonium

0.3

mg/L FM

Nitrate

0.1

mg/L FM

Potassium

612

mg K₂O/L FM

Magnesium

58

mg Mg/L FM

Salt

1.21

g salt/L FM

Organic carbon

44.5

% C DM

Calcium carbonate

< 0.3

% CaCO₃ DM

Soluble nitrogen

0.3

mg N/L FM

Bulk density

344

g/L FM