Treatment plot Origin biomass 0 4 invasive 0 0 15 invasive 0 0 18 invasive 0 0 29 invasive 0.15 0 30 invasive 0 50 1 invasive 1.24 50 8 invasive 1.38 50 14 invasive 0.02 50 22 invasive 0 50 26 invasive 0.38 100 9 invasive 0.41 100 10 invasive 0.84 100 11 invasive 2.46 100 12 invasive 0.3 100 24 invasive 1.16 101 3 invasive 0.66 101 6 invasive 0.12 101 17 invasive 0.14 101 23 invasive 0.11 101 25 invasive 3.59 150 2 invasive 1.63 150 7 invasive 1.86 150 16 invasive 7.71 150 20 invasive 0.07 150 27 invasive 0.53 200 5 invasive 1.7 200 13 invasive 5.57 200 19 invasive 3.42 200 21 invasive 0.46 200 28 invasive 6.85 0 4 native 0 0 15 native 0 0 18 native 0 0 29 native 0.08 0 30 native 0 50 1 native 0 50 8 native 0 50 14 native 0 50 22 native 0 50 26 native 0.01 100 9 native 0 100 10 native 0 100 11 native 0 100 12 native 0.11 100 24 native 0 101 3 native 0.01 101 6 native 0.02 101 17 native 0 101 23 native 0 101 25 native 0.04 150 2 native 0 150 7 native 0 150 16 native 0 150 20 native 0.01 150 27 native 0.13 200 5 native 0 200 13 native 0 200 19 native 0.11 200 21 native 0.18 200 28 native 0.29