## 3 Results
### Ecosystem Service Value of the Liaohe Estuarine Wetland
#### 3.1.2 Intermediate Service Value
\begin{table}
\begin{tabular}{r l l l} \hline \hline \multicolumn{1}{c}{bulk density of soil =} & \multicolumn{1}{c}{\(1.02\times 10^{6}\)} & \multicolumn{1}{c}{g/m\({}^{3}\)} \\ \hline content of TN = & 1.84 & \multicolumn{1}{c}{g/kg} & \multicolumn{1}{c}{LUO [35]} \\ \hline Energy (I) = & (area)\({}^{\prime}\)(deposition rate of soil)\({}^{\prime}\)(bulk density of soil)\({}^{\prime}\)(Content of TN) \\ \hline Energy (J) = & (5.78\(\times\) 10\({}^{6}\) m\({}^{2}\))\({}^{\prime}\)(0.193 m/year)\({}^{\prime}\)(1.02 \(\times\) 10\({}^{6}\) g/m\({}^{3}\))\({}^{\prime}\)(1.84 \(\times\) 10\({}^{-3}\) mg/g)/1000 \\ \hline \multirow{2}{*}{UEV =} & \multicolumn{1}{c}{2.09 \(\times\) 10\({}^{6}\)} & \multicolumn{1}{c}{g/year} \\ \hline UEV = & 4.60 \(\times\) 10\({}^{6}\) & \multicolumn{1}{c}{sej/g} & \multicolumn{1}{c}{Odum [18]} \\ \hline TP & & & \\ \hline Area = & 5.78 \(\times\) 10\({}^{8}\) & \multicolumn{1}{c}{m\({}^{2}\)} & \\ \hline Deposition rate of soil = & 1.93 \(\times\) 10\({}^{-3}\) & \multicolumn{1}{c}{m/year} & \multicolumn{1}{c}{Wang [34]} \\ \hline bulk density of soil = & 1.02 \(\times\) 10\({}^{6}\) & \multicolumn{1}{c}{g/m\({}^{3}\)} & \\ \hline content of TP = & 5.60 \(\times\) 10\({}^{-1}\) & \multicolumn{1}{c}{g/kg} & \multicolumn{1}{c}{LUO [35]} \\ \hline Energy (J) = & (area)\({}^{\prime}\)(deposition rate of soil)\({}^{\prime}\)(bulk density of soil)\({}^{\prime}\)(Content of TP) \\ \hline Energy (J) = & (3.17 \(\times\) 10\({}^{8}\) m\({}^{2}\))\({}^{\prime}\)(0.193 m/year)\({}^{\prime}\)(1.02 \(\times\) 10\({}^{6}\) g/m\({}^{3}\))\({}^{\prime}\)(5.60 \(\times\) 10\({}^{-4}\) mg/g)/1000 \\ \hline \multirow{2}{*}{UEV =} & \multicolumn{1}{c}{6.37 \(\times\) 10\({}^{8}\)} & \multicolumn{1}{c}{g/year} \\ \hline UEV = & 1.78 \(\times\) 10\({}^{10}\) & \multicolumn{1}{c}{sej/g} & \multicolumn{1}{c}{[PERSON] [18]} \\ \hline \multirow{2}{*}{13} & Tourism income & & \\ \cline{2-5}  & Income = & 2.63 \(\times\) 10\({}^{6}\) & \multicolumn{1}{c}{\$/year} & \multicolumn{1}{c}{Yearbook (2015)} \\ \hline UEV = & 1.21 \(\times\) 10\({}^{13}\) & \multicolumn{1}{c}{sej/S} & \multicolumn{1}{c}{[PERSON] [33]} \\ \hline \multirow{2}{*}{14} & Numbers of published Paper & & \\ \cline{2-5}  & Amount = & & \\ \cline{2-5}  & UEV = & 3.39 \(\times\) 10\({}^{17}\) & \multicolumn{1}{c}{sej/Page} & \multicolumn{1}{c}{[PERSON] [25]} \\ \hline \multirow{2}{*}{15} & \multicolumn{1}{c}{Supplementing the groundwater} & & \\ \cline{2-5}  & Area = & 5.78 \(\times\) 10\({}^{8}\) & \multicolumn{1}{c}{m\({}^{2}\)} & \\ \cline{2-5}  & covered water time = & 15811200 & \multicolumn{1}{c}{s} & \multicolumn{1}{c}{Six months} \\ \cline{2-5}  & soil infiltration coefficient = & 2.01 \(\times\) 10\({}^{-6}\) & \multicolumn{1}{c}{m/s} & \multicolumn{1}{c}{WANG [36]} \\ \cline{2-5}  & Density = & 1.00 \(\times\) 10\({}^{3}\) & \multicolumn{1}{c}{kg/m\({}^{-3}\)} & \\ \cline{2-5}  & Gibbs energy = & 4.94 \(\times\) 10\({}^{3}\) & \multicolumn{1}{c}{J/kg} & \\ \cline{2-5}  & energy(J) = & (area)\({}^{\prime}\)(covered water time)\({}^{\prime}\)(soil infiltration coefficent)\({}^{\prime}\)(water density)\({}^{\prime}\)(giibbs energy) \\ \hline \multirow{2}{*}{16} & energy(J) = & (2.10 \(\times\) 10\({}^{9}\) m\({}^{2}\))\({}^{\prime}\)(15811200s)\({}^{\prime}\)(2.01 \(\times\) 10\({}^{6}\) m/s)\({}^{\prime}\)(1000)\({}^{\prime}\)(940 J/kg) \\ \cline{2-5}  & = & 9.07 \(\times\) 10\({}^{16}\) & \multicolumn{1}{c}{J} \\ \cline{2-5}  & UEV = & 1.91 \(\times\) 10\({}^{5}\) & \multicolumn{1}{c}{sej/J} & \multicolumn{1}{c}{[PERSON] et al. [19]} \\ \hline \multicolumn{5}{c}{Water conservation} & & \\ \cline{2-5}  & vegetation area = & 5.78 \(\times\) 10\({}^{8}\) & \multicolumn{1}{c}{m\({}^{2}\)} & \\ \cline{2-5}  & Vegetation area percent = & 97.5 & \multicolumn{1}{c}{\%} & \multicolumn{1}{c}{Remote sensing} \\ \cline{2-5}  & water caoacity of need = & 1389 & \multicolumn{1}{c}{g/m\({}^{2}\)} & \multicolumn{1}{c}{Measured} \\ \cline{2-5}  & Gibbs energy = & 4.94 \(\times\) 10\({}^{3}\) & \multicolumn{1}{c}{J/kg} & \\ \cline{2-5}  & energy(J) = & (area)\({}^{\prime}\)( Vegetation area percent)\({}^{\prime}\)(water capacity)\({}^{\prime}\)(water density)\({}^{\prime}\)(giibbs energy) \\ \cline{2-5}  & energy(J) = & (5.78 \(\times\) 10\({}^{8}\) m\({}^{2}\))\({}^{\prime}\)(97.5)\({}^{\prime}\)(1389 g/m\({}^{2}\))\({}^{\prime}\)(1000)\({}^{\prime}\)(4680 J/kg) \\ \cline{2-5}  & UEV = & 8.10 \(\times\) 10\({}^{4}\) & \multicolumn{1}{c}{sej/J} & \multicolumn{1}{c}{Odum [37]} \\ \hline \multirow{2}{*}{17} & TN & & \\ \cline{2-5}  & Reed Prod = & 1.50 \(\times\) 10\({}^{11}\) & \multicolumn{1}{c}{g/year} & \multicolumn{1}{c}{Yearbook (2015)} \\ \cline{2-5}  & Reed content of N = & 3.246 & \multicolumn{1}{c}{mg/g} & \multicolumn{1}{c}{Measured} \\ \cline{2-5}  & Energy (g) = & (reed prod)\({}^{\prime}\)(content of N) & & \\ \cline{2-5}  & Energy (g) = & (1.50 \(\times\) 10\({}^{11}\) g/year)\({}^{\prime}\)(3.246 mg/g)/(1000 mg/g) & \\ \cline{2-5}  & = & 4.87 \(\times\) 10\({}^{8}\) & \multicolumn{1}{c}{g/year} & \\ \hline \end{tabular}
\end{table}