Macroelement Ash content
mg/100g dry powder (mg/g) Na K Ca Mg
Washed and Dried 136.82 ± 3.16 437.41 ± 19.56 2788.21 + 28.76 1568.92 ± 19.91 258.22 ± 19.85
Boiled Cooked 122.91 ± 2.96 396.6 ± 12.29 962.18 ± 30.68 1242.32 ± 18.69 212.31 ± 10.36
Steamed 146.62 ± 3.22 426.8 ± 16.53 2326.23 ± 29.81 1665.1 ± 21.28 272.45 ± 49.77
The numbers in the table are the mean values the 3 measurements of each sample
Values with different subscripts are significant difference at p<0.05
Table 5: The ash content and the macro-elements in the collard green grown in China.