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COLORED SEEDLESS GRAPEFRUIT

Maturity and yield test results: Unadjusted matched averages for regular bloom fruit
from identical sample trees, seasonal comparisons 1991-92 through 2000-01
Date 1991-92 1992-93 1993-94 1994-95 1995-96 1996-97 1997-98 1998-99 1999-00 2000-01
  Percent acid
Sep  1 NA NA NA NA NA NA 1 .56 1 .79 1 .77 1 .76
Oct  1 1 .38 1 .47 1 .66 1 .35 1 .48 1 .58 1 .39 1 .49 1 .57 1 .51
Nov  1 1 .24 1 .40 1 .46 1 .21 1 .24 1 .37 1 .31 1 .38 1 .38 1 .43
Dec  1 1 .20 1 .28 1 .41 1 .11 1 .25 1 .35 1 .22 1 .29 1 .36 1 .39
 
Percent soluble solids
Sep  1 NA NA NA NA NA NA 9 .69 10 .01 10 .17 10 .37
Oct  1 9 .95 9 .71 10 .45 9 .67 9 .59 10 .43 9 .80 9 .64 9 .78 10 .44
Nov  1 9 .90 10 .08 10 .24 9 .85 9 .57 10 .07 9 .96 10 .04 9 .72 10 .68
Dec  1 10 .55 10 .35 10 .65 9 .88 10 .03 10 .55 10 .14 10 .42 10 .20 10 .88
  Ratio
Sep  1 NA NA NA NA NA NA 6 .23 5 .60 5 .77 5 .91
Oct  1 7 .27 6 .65 6 .33 7 .17 6 .55 6 .67 7 .08 6 .50 6 .29 6 .96
Nov  1 8 .05 7 .20 7 .07 8 .17 7 .76 7 .37 7 .64 7 .30 7 .06 7 .53
Dec  1 8 .86 8 .10 7 .61 8 .98 8 .05 7 .89 8 .35 8 .09 7 .60 7 .87
  Pounds juice per box
Sep  1 NA NA NA NA NA NA 35 .13 31 .30 28 .29 33 .37
Oct  1 35 .77 37 .68 34 .75 40 .77 36 .65 38 .12 39 .98 34 .88 35 .08 37 .15
Nov  1 42 .15 41 .38 39 .56 44 .24 41 .86 41 .66 43 .65 40 .27 37 .58 40 .53
Dec  1 45 .59 43 .78 41 .84 45 .65 42 .85 44 .64 44 .92 43 .24 45 .34 43 .52
Pounds solids per box
Sep  1 NA NA NA NA NA NA 3 .40 3 .13 2 .88 3 .46
Oct  1 3 .56 3 .66 3 .63 3 .94 3 .51 3 .97 3 .92 3 .36 3 .43 3 .87
Nov  1 4 .18 4 .17 4 .05 4 .36 4 .00 4 .19 4 .35 4 .04 3 .65 4 .33
Dec  1 4 .81 4 .54 4 .46 4 .52 4 .30 4 .71 4 .56 4 .50 4 .63 4 .71


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