Table 11. Florakirk bermudagrass
 WFREC, Jay, FL 1999


 Dry Matter
 Pounds per Acret

 Fertility Level 7 June 14 July 19 Aug. 29 Sept Total
 Very Low 1110 130 40 50 1,330
 Low 1660 150 40 10 1,860
 Medium 2430 610 350 140 3,530
 High 4680 2100 2360 870 10,010
 Very High 8400 3070 4330 3060 18,860
 LSD (t.05) 1210 780 1150 490 3,150
 t Pounds per acre X 1.12 = kilograms per hectare.
 : Very Low = 31.25 lb./acre N. Each succeeding rate is twice the preceding rate. All are
 balanced in a 2-1-1 NPK regime.

 SOIL: Orangeburg sandy loam (Typic Paleudult)

 For the season total:
 r= 0.96
 y= -389.48 + 30.75 (N rate)


NOTE: This trial was begun in 1989, and the very low yields at the low rates are now
 mostly due to stand loss. Weedy invaders were not counted in the yield.