Table 2 Contribution percentage (C.P. ) of P. fortunei and K. bipinnata to total net dry biomass (C TB, kg/hm2), total Mn uptake (C TU, g/hm2), total number of individual plants (M ), Coverage (Cov .), Shannon-Wiener index (SI ) and thermodynamic factors (s , h andf , ton/hm2); standard deviation (SD ); and coefficient (R ) of correlations of s , h andf with SI (Data: Year 2016)