Data were collected from five randomly sampled plants from each plot at 12WAS. Number of leaves(NL)
was determined by counting the leaves, shoot dry matter(SDM) by oven drying the 5 sampled plants to constant
weight, leaf area by leaf disc dry weight relationship as was described by Rhoads and Bloodworth (1964), leaf
area index(LAI) using the relationship as described by Watson (1952) and crop gowth rate(CGR) as was
determined as suggested by Radford (1967)