Table 27. Variables Used in Model Building and Their Simple 



Correlations with Dependent Variables Height and Yield- 

 Continued 



Variables 



Simple Correlation 

 Coefficient (r) 



Height 



Nutrient Content of the Plant Tissue 



5 to 17 August 









Nitrogen (%) 



BN 



0.09 



-0.18 



Phosphorus (%) 



BP 



0.23 



0.09 



Potassium (%) 



BK 



-0.03 



-0.33* 



Sodium (%) 



BNa 



-0.22 



-0.08 



Calcium (%) 



BCa 



0.08 



0.09 



Magnesium (%) 



BMg 



0.05 



0.02 



Sulfur (%) 



BMg 



-0.42t 



-0.59t 



Iron (ppm) 



BFe 



-0.11 



0.43t 



Zinc (ppm) 



BZn 



-0.13 



0.01 



Manganese (ppm) 



BMn 



-0.06 



0.24 



Copper (ppm) 



BCu 



0.22 



0.16 



30 September to 2 October 









Nitrogen (%) 



CN 



-0.14 



-0.27 



Phosphorus (%) 



CP 



-0.23 



-0.04 



Potassium (%) 



CK 



-0.32* 



-0.38* 



Sodium (%) 



CNa 



-0.18 



-0.20 



Calcium (%) 



CCa 



0.06 



0.05 



Magnesium (%) 



CMg 



0.07 



-0.05 



Sulfur (%) 



CS 



-0.32* 



-0.50t 



Iron (ppm) 



CFe 



-0.06 



0.40t 



Zinc (ppm) 



CZn 



-0.06 



-0.02 



Manganese (ppm) 



CMn 



-0.04 



0.16 



Copper (ppm) 



CCu 



-0.17 



-0.15 



*0.01 r > I 0.30 1 

 tO. 05 r > 1 0.391 



109 



