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Site, year of establishment, soil name, texture, pH, and P and K concentrations where rhizoma peanut (Arachis glabrata Benth.) were evaluated.

 
Site Year Soil name pH P K
kg ha−1
Gene Autry, OK 2006 Dale silt loam 6.8 276 632
Tifton, GA 2006 Pelham loamy sand 5.2 25 103
Burneyville, OK 2007 Eufaula loamy sand 7.9 99 256
Vashti, TX 2007 Anocon loam 6.4 99 576
Burneyville, OK 2008 Ashport clay loam 8.3 41 793
Vashti, TX 2008 Bonti fine sandy loam 4.7 13 233



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Location, 30-yr average and actual precipitation during the growing season (March–October), absolute low temperatures by year and location, and number of days minimum and maximum temperatures were below freezing.

 
Growing season
Location 30-yr avg. 2006 2007 2008 2009
Precipitation (mm)
Gene Autry, OK 737 305 533 432 635
Tifton, GA 838 457 610 838 1168
Burneyville, OK 737 813 533 1143
Vashti, TX 610 406 483 533
Low temperature† (°C)
Gene Autry, OK –11 –10 –12 –14
Tifton, GA –5 –6 –6 –7
Burneyville, OK –11 –11 –16
Vashti, TX –17 –11 –14
No. days minimum temperature below 0°C
Gene Autry, OK 47 59 61 69
Tifton, GA 12 11 19 23
Burneyville, OK 70 72 74
Vashti, TX 68 67 70
No. days max temperature below 0°C
Gene Autry, OK 9 0 5 5
Tifton, GA 0 0 0 0
Burneyville, OK 0 5 1
Vashti, TX 1 3 5
Absolute minimum temperature reached in the winter following the growing season listed



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Rhizoma peanut (Arachis glabrata Benth.) genotypes evaluated for distance of lateral spread, percent coverage, and shoot emergence in October of the establishment year averaged across the Gene Autry, OK, Burneyville, OK, Vashti, TX, and Tifton, GA, locations.

 
Entry PI identifier Lateral spread† Coverage Shoot
cm % No. plant−1
A6 210555 111 cd‡ 74 e 117 e
A10 59 a 9 a 6 a
A20 162801 92 c 29 c 30 bc
A23 118457 99 c 28 c 36 bc
A27 90 bc 23 abc 47 cd
A42 95 c 13 a 36 bc
A44 231318 99 c 32 c 35 bc
A76 73 ab 16 ab 21 ab
A156 106 c 51 d 59 d
A160 99 c 56 d 65 d
Arbrook 73 ab 25 bc 28 bc
Florigraze 70 a 25 bc 23 ab
HL335 338317 106 c 27 c 34 bc
HL410 338280 121 d 36 c 34 bc
Latitude 34 91 c 30 c 31 bc
TX62 262819 92 c 25 bc 33 bc
SE 12.5 1.3 9.9
The average distance that an individual plant spread laterally at the end of the establishment year.
Means followed by the same letter within column do not differ by the LSMEANS test (p > 0.05).



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Rhizoma peanut (Arachis glabrata Benth.) genotypes evaluated for distance of lateral spread, coverage, and dry matter (DM) yield in July of the second season after planting and for total DM yield in the third season after planting, averaged across the Gene Autry, OK, Burneyville, OK, and Vashti, TX, locations.

 
July of second season after planting
Third season after planting
Entry PI identifier Spread diameter Coverage Yield Total yield
cm % kg DM ha−1
A6 210555 134 cde† 43 defg 510 d 2160 c
A10 107 bcd 16 abcd 0 a 550 ab
A20 162801 52 a 4 a 2 a 80 a
A23 118457 145 de 39 cdef 150 ab 1400 bc
A27 68 ab 15 abc 0 a 100 ab
A42 149 de 24 bcdef 100 ab 1340 abc
A44 231318 182 e 45 efg 190 abcd 900 ab
A76 101 abcd 16 abcd 490 cd 1290 abc
A156 120 bcde 46 fg 470 cd 2610 cd
A160 122 bcde 86 h 1360 e 2260 cd
Arbrook 109 bcde 29 bcdef 370 bcd 1680 bc
Florigraze 70 ab 10 ab 40 ab 30 a
HL335 338317 89 abc 21 bcde 240 abcd 330 ab
HL410 338280 130 cde 34 cdef 370 bcd 560 ab
Latitude 34 155 de 69 gh 1000 e 3630 d
TX62 262819 107 bcd 27 bcdef 170 abc 320 ab
SE 32.1 3.2 196.7 759.7
Means followed by the same lowercase letters within column do not differ by the LSMEANS test (p > 0.05).