Proximate composition Eruca sativa Lycopersicum esculentum Psidium guajava Mangifera indica Black sand Inland site Black sand Inland site Black sand Inland site Black sand Inland site Moisture content (%) 92.159 ± 0.164** 92.926 ± 0.234 93.338 ± 0.180 94.210 ± 0.546 83.581 ± 1.236** 88.469 ± 0.163 82.334 ± 0.202*** 86.074 ± 0.071 Ash (g/100g) 1.404 ± 0.029** 1.618 ± 0.054 0.760 ± 0.020 0.834 ± 0.079 0.437 ± 0.033* 0.361 ± 0.005 0.331 ± 0.004*** 0.064 ± 0.001 Crude protein (g/100g) 3.335 ± 0.070*** 2.120 ± 0.070 0.813 ± 0.022** 1.207 ± 0.114 1.328 ± 0.100 1.203 ± 0.017 0.946 ± 0.011*** 1.284 ± 0.007 Crude fat (g/100g) 0.669 ± 0.014** 0.600 ± 0.020 0.136 ± 0.004* 0.112 ± 0.011 2.09 ± 0.158*** 0.907 ± 0.013 1.194 ± 0.014*** 0.840 ± 0.004 Crude fibers (g/100g) 0.844 ± 0.018** 0.737 ± 0.025 0.779 ± 0.021 0.680 ± 0.064 4.597 ± 0.346*** 3.003 ± 0.043 1.881 ± 0.022*** 1.629 ± 0.009 Total carbohydrates (g/100g) 3.276 ± 0.068 3.351 ± 0.111 4.953 ± 0.133** 3.636 ± 0.343 12.558 ± 0.946** 9.059 ± 0.128 15.196 ± 0.174*** 11.739 ± 0.060 Nutritive value (K.Cal/ 100g) 32.461 ± 0.680*** 27.279 ± 0.902 24.289 ± 0.656* 20.382 ± 1.922 74.411 ± 5.603** 49.214 ± 0.694 75.312 ± 0.861*** 59.645 ± 0.306 Different superscript stars for the same species indicate a significant difference, *** significant at P ≤ 0.001; ** significant at P ≤ 0.01 and * significant at P ≤ 0.05.

Table 2: Proximate compositions (g/100 g fresh weight edible portion) of the study plant species cultivated in the coastal black sand and in the inland (control) sites. Data are expressed as mean ± S.D (n=5).