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Table 1 Physicochemical properties of soils in various farmlands in mid Taiwan

From: Biodiversity of soil algae in the farmlands of mid-Taiwan

Parameter Rice paddy Vegetable farm Sugarcane farm Tea garden Orchard
pH (in H2O) 7.73±0.88 6.48±0.18 6.14±0.83 4.09±0.61 5.61±0.32
EC (μS/cm) 232±65 175±36 73±16 114±28 146±29
HU (%) 13.26±3.85 7.24±2.83 2.68±1.66 4.82±2.99 7.94±3.69
Chl-a (μg/L) 4.69±1.20 3.14±0.86 0.88±0.28 1.81±0.57 2.93±1.01
OM (%) 3.36±0.36 2.84±0.27 1.53±0.14 2.04±0.09 2.37±0.24
TC (%) 2.91±0.24 2.77±0.20 1.88±0.13 2.18±0.18 2.56±0.22
TN (%) 0.22±0.06 0.19±0.03 0.08±0.02 0.14±0.05 0.17±0.03
Canopy coverage (%) 83.6±13.7 31.8±11.1 44.5±9.5 51.2±6.4 61.8±12.3
  1. Chl-a: chlorophyll-a; EC: electrical conductivity; HU: humidity; OM: organic matter; TC: total carbon; TN: total nitrogen.