Treatments

(Variable Y)

Zinc in foliage

(ppm)

(Variable X)

Zinc in soil

(ppm)

Determination Coefficient

(r²)

With Chichen

16.5, 18.5, 14.5, 19.0

3.0, 5.35, 11.95, 10.90

0.041

With Hybrid

12.5, 13.5, 15.0, 15.0

3.10, 7.65, 8.50, 7.25

0.675