Source of Variation

df

TB^a

PB

RB

Pr > F^b

Raised beds

1

0.10

0.13

0.01

Fe-EDDHA

1

0.71

0.84

0.29

Raised beds x Fe-EDDHA

1

0.56

0.48

0.69

Proxy cultivar (proxy)^c

4

0.06

0.07

0.06

Raised beds x proxy

4

0.55

0.62

0.07

Fe-EDDHA x proxy

4

0.95

0.96

0.79

Raised beds x Fe-EDDHA x proxy

4

0.48

0.40

0.79