Fig. 3. Nitrogen concentration of seven bermudagrass cultivars fertilized with broiler litter for each of four harvests at Mize, MS (mean of 4 yr). Means represent a significant (P < 0.001 for Harvest 1, 2, and 3; and P < 0.05 for Harvest 4) cultivar effect for each of the four harvests (Table 3).