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Table 2 ANOVA results for the effects of treatment (T), steppe type (S), and year (Y) on community biomass and diversity in northern China

From: Divergent responses of plant biomass and diversity to short-term nitrogen and phosphorus addition in three types of steppe in Inner Mongolia, China

  Term AGB BGB H Ma
F P F P F P F P
N addition T 3.99 0.001 2.06 0.067 5.33 0.000 4.58 0.000
Y 197.10 0.000 107.08 0.000 6.78 0.011 0.96 0.331
S 99.16 0.000 39.33 0.000 94.96 0.000 172.72 0.000
T × Y 2.78 0.016 0.95 0.462 0.78 0.589 2.43 0.032
T × S 1.10 0.368 0.66 0.781 2.36 0.012 1.43 0.170
Y × S 40.74 0.000 0.07 0.935 15.77 0.000 11.05 0.000
T × Y × S 1.14 0.342 0.27 0.992 0.47 0.929 1.07 0.395
P addition T 9.08 0.000 2.56 0.025 7.92 0.000 7.19 0.000
Y 159.21 0.000 171.07 0.000 103.75 0.000 28.35 0.000
S 159.47 0.000 64.16 0.000 100.42 0.000 258.51 0.000
T × Y 2.54 0.026 2.49 0.029 1.06 0.392 1.04 0.407
T × S 3.50 0.000 1.84 0.054 1.73 0.075 1.37 0.194
Y × S 32.29 0.000 13.25 0.000 1.76 0.178 2.11 0.127
T × Y × S 1.04 0.418 1.17 0.317 1.25 0.266 1.77 0.067
  1. Bold font indicates a significant result (P < 0.05)