96
Table 4-13 Response Surface Equations of P and FeCOH)^
Across Clover Application Rates in Relation
to Dry Weight Yield After the Third
Cropping.
Corelation
Response Surface Equation Coefficient
Yield
= .33
Cl over
+ .09 P
Applied (0 g/kg)
+ .12 Fe .01 P*Fe
r2 = .76
Yield
= .88
Clov er
+ .06 P
Applied (1.58 g/kg)
+ .04 Fe .01 P*Fe
r2 = .52
Yield
= 2.28
Clov er
+ .05 P
Applied (3.15 g/kg)
- .23 Fe .002 P*Fe
r2 = .53