Pecan cultivars
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'Sumner' (Nut
photo) Orig. as chance seedling in Tift County,
GA, discovered by W. E. Sumner about 1932. Nut: oblong elliptic,
with obtuse apex and base; round to flattened in cross section;
39 nuts/lb, 61% kernel; kernels with tight dorsal grooves and
deep secondary dorsal grooves. Protogynous, with mid- to late
season pollen shed and early- to mid-season receptivity. Precocious
and prolific, with consistent production. Ripens late, almost
two weeks after 'Stuart'. Generally resistant to scab, although
recently susceptible in some locations. Susceptible to black pecan
aphids. Recommended (1990) for planting in AL, FL, GA and LA.
LJ Grauke , Research Horticulturist & Curator
USDA-ARS Pecan Genetics
Route 2 Box 133
Somerville, TX 77879
tele: 409-272-1402
fax: 409-272-1401
e-mail:ljg@tamu.edu
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