Skip to main content

Table 3 Results of the p values of the fixed effects in linear model for yield and for element delivery (Co, Mn, Mo, Ni)

From: Trace element delivery for biogas production enhanced by alternative energy crops: results from two-year field trials

  Yield Co Mn Mo Ni
Variant < 0.0001 < 0.0001 < 0.0001 < 0.0001 < 0.0001
Year < 0.0001 0.0470 < 0.0001 0.0011 n.s.
Site < 0.0001 0.0028 < 0.0001 < 0.0001 < 0.0001
Variant × year 0.0039 n.s. < 0.0001 n.s. < 0.0001
Variant × site < 0.0001 0.0019 n.s. < 0.0001 0.0051
  1. n.s. = not significant, significance level is 0.05