Table 1.

ANOVA of plant dry mass, showing variance (F) and probability (p) values. Contrasts are indented and italicized.

total plant massstem massstolon masstuber massroot fraction
d.f.Fp-valueFp-valueF p-valueF p-valueF p-value
block21.170.311921.37<0.00011.060.34967.080.00113.090.0481
clonal line60.670.67112.790.01312.890.01050.740.61631.510.1782
 Herbivory10.740.389811.850.000711.470.00090.590.44332.400.1235
 H. defensa10.410.52140.570.45280.000.99101.190.27735.390.0215
soil type220.72<0.000118.63<0.00018.150.00048.470.00030.160.8537
clonal line × soil type121.590.09781.420.16071.190.29082.100.01960.990.4622
 Tuber Mass115.53<0.0001
thrips13.660.05763.220.07450.030.85672.730.10020.230.6303
wild aphids10.780.37960.130.72350.000.99212.650.10572.720.1013
aphid morph21.240.29330.110.89194.610.01131.630.19981.720.1825
mother tuber weight12.960.08725.820.01701.660.19972.900.090711.410.0009
error188