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ACCESSIONPLANT NAMETAXONOMYORIGINGENEBANKIMAGEAVAILABILITYRECEIVEDSOURCE TYPESOURCE DATECOLLECTION SITECOORDINATESELEVATIONHABITATIMPROVEMENT LEVELNARRATIVE
0PI 693359CO255Zea mays L. subsp. mays Ontario, CanadaNC7EAR2003DEVELOPEDPRE 04/21/2003Breeding materialGoodman-Buckler 282 version1645493PI 693359
1PI 618592'LH295'Zea mays L. subsp. mays United StatesNC7EAR2001DEVELOPEDCultivar1613196PI 618592
2PI 702811A619Ht3Zea mays L. subsp. mays Minnesota, United StatesNC7KERNELS1999DEVELOPEDBreeding material1574570PI 702811
3PI 607383B113Zea mays L. subsp. mays Iowa, United States KERNELSHistoric1998DEVELOPED1998Breeding materialDark green, upright leaf orientation. Excellent plant health and good combining ability with lines having BSSS germplasm. Good seed yield of semi-dent. Ears with 14-16 rows, yellow kernels, and red cobs. Flowers 90-95 days after planting. Developed by pedigree selection from BS11 after nine cycles of reciprocal full-sib selection with BS10 as the tester.1568913PI 607383
4PI 595847'LH290'Zea mays L. subsp. mays Minnesota, United StatesNC7KERNELS1996DEVELOPED1996Cultivar1532291PI 595847
5PI 585223'LH176'Zea mays L. subsp. mays Minnesota, United StatesNC7EAR1995DEVELOPED1994Cultivar1483747PI 585223
6PI 583846H126WZea mays L. subsp. mays Indiana, United StatesNC7KERNELSNot Available1994DEVELOPEDBreeding materialDent, white endosperm inbred. Averaged 46% for dry milling evaluation factor index of grain quality; hybrid H122w X H126w averaged 38%. Hybrid H122w X H126w averaged 8.15 t ha-1 grain yield, 754 kg m-3 test weight, 23% grain moisture, and 16% stalk lodging. Flowers at 1280 GDD (base-50), with maturity AES800. Plant height moderately tall with narrow, upright leaves and distinctive downward turn of leaf tips. Produces 12-rowed ears, 23cm in length with white cobs. Kernels very slightly off-white in color and 0.25 cm3 in size.1478905PI 583846
7PI 587142'A679'Zea mays L. subsp. mays Minnesota, United StatesNC7KERNELS1993DEVELOPED1981Breeding materialA679 is an early version of B73 developed by an early by late procedure, backcrossing to B73 three times. Silking is about 8-10 days earlier than B73. It combines well with Lancaster germplasm and some early B14 types. Out-performs B73 by 30% with about 5% less moisture. High kernel row with small seed. Lodging similar to B73. Adapted to South-central and North-central Minneosta. (University of Minnesota Agriculture Experiment Station Release of Corn Inbred Lines, May 1987)1086015PI 587142
8PI 587124'CM105'Zea mays L. subsp. mays Manitoba, CanadaNC7KERNELS1992COLLECTEDBreeding material1082767PI 587124
9PI 587141'A654'Zea mays L. subsp. mays Minnesota, United StatesNC7KERNELS1992DEVELOPED1959Breeding material1082762PI 587141
10PI 693332CM174Zea mays L. subsp. mays Manitoba, CanadaNC7KERNELS1992DEVELOPEDPRE 08/27/1979Breeding material1082768PI 693332
11PI 587129'H99'Zea mays L. subsp. mays Indiana, United StatesNC7KERNELS1991DEVELOPEDBreeding material

H99 is a yellow dent inbred with a white cob.

H99 was selected from the Illinois synthetic RDBDDEI(m)C4 that was formerly called 60C and had a AES maturity of 400-600. The synthetic H99 was selected from was formed by crossing the double-double cross [( CI82B x CI83B)x(CI85B x CI86A)] x [(CI88A x CI90A)x(CI91B x CI93A)] to the inbreds B8, Oh43, Oh45, Oh51A, M14, R160 and R168. Four cycles of mass selection for diplodia stalk rot and northern leaf blight resistance were performed.>/p>

1073895PI 587129
12PI 548804'PHR55'Zea mays L. subsp. mays Nebraska, United StatesNC7EAR1991DEVELOPED1991York, Nebraska, USA.Cultivar1443740PI 548804
13PI 548805'PHR58'Zea mays L. subsp. mays Indiana, United StatesNC7EAR1991DEVELOPED1991Princeton, Indiana, USA.Cultivar1443741PI 548805
14PI 607521'A661'Zea mays L. subsp. mays Minnesota, United StatesNC7KERNELS1991DEVELOPED1966Breeding materialYellow dent inbred line developed from AS-A (PI 607513; Crop Sci. 16:605-606), a population derived from 13 Corn Belt lines, by self-pollination and selection at plant densities of approximately 35,000/ha. Reaches 50% silk emergence 10 days earlier, is 9 cm shorter in plant height, and is equal to A632 in ear height when grown near St. Paul, MN. A661 has intermediate leaf-feeding (first brood) resistance to European corn borer. It had high general combining ability (GCA) for grain yield and satisfactory GCA for stalk strength in single and three-way cross hybrid performance tests conducted in central and northern Minnesota for 3 years. Has intermediate leaf-feeding resistance to first-brood Ostrinia nubilalis. Early AES300 maturity.1071540PI 607521
15PI 607522'A662'Zea mays L. subsp. mays Minnesota, United StatesNC7KERNELS1991DEVELOPED1966Breeding materialYellow dent inbred line developed from AS-A (PI 607513; Crop Sci. 16:605-606), a population derived from 13 Corn Belt lines, by self-pollination and selection at plant densities of approximately 35,000/ha. Reaches 50% silk emergence 13 days earlier, is 36 cm shorter in plant height, and is 28 cm shorter in ear height than A632 when grown near St. Paul. In single and three-way-cross hybrids tested in central and northern Minnesota over 3 years, A662 demonstrated high GCA for grain and yield and satisfactory GCA for stalk strength. Intermediate resistance to leaf-feeding European corn borer. AES200 maturity.1071541PI 607522
16PI 607524'A664'Zea mays L. subsp. mays Minnesota, United StatesNC7EAR1991DEVELOPEDBreeding materialYellow dent inbred line developed from (ND203 x A636) X A636(2) by selection for early flowering F2, BC1, and BC2 plants grown at densities of about 70,000 plants/ha. Subsequent selfing and selection was conducted at densities of about 35,000/ha. Reaches 50% silk emergence 7 days earlier and its plants are 9 cm shorter with ears 7 cm higher than those of A632 when grown near St. Paul. Three years of single and three-way-cross hybrid performance tests in central Minnesota have shown that A664 contributes high grain yield and satisfactory stalk strength to its hybrids. Moderately susceptible to leaf feeding by European corn borer. AES200 maturity.1071553PI 607524
17PI 607525'A665'Zea mays L. subsp. mays Minnesota, United StatesNC7EAR1991DEVELOPED1969Breeding materialYellow dent inbred line developed from (ND203 x A635) x A635(3) by selection for early flowering F2, BC1, and BC2 plants grown at densities of about 70,000 plants/ha. Subsequent selfing and selection was conducted at densities of about 35,000/ha. Reaches 50% silk emergence 6 days earlier than A632 when grown near St. Paul. Plant and ear heights of A665 are 35 and 20 cm shorter, respectively, than those of A632. A665 contributed high grain yield and satisfactory stalk strength to its hybrids in 3 years of single and three-way-cross hybrid performance tests conducted in central Minnesota. Intermediate leaf-feeding resistance to European corn borer. AES200 maturity.1071564PI 607525
18PI 543846'PHP76'Zea mays L. subsp. mays South Dakota, United StatesNC7EAR1990DEVELOPED1990Huron, South Dakota, USA.Cultivar1438782PI 543846
19PI 539920'LH160'Zea mays L. subsp. mays Minnesota, United StatesNC7EAR1990DEVELOPED1990Cultivar1434856PI 539920
20PI 539921'LH162'Zea mays L. subsp. mays Minnesota, United StatesNC7EAR1990DEVELOPED1990Cultivar1434857PI 539921
21PI 539924'LH202'Zea mays L. subsp. mays Iowa, United StatesNC7EAR1990DEVELOPED1990Cultivar1434860PI 539924
22PI 539930'RS 710'Zea mays L. subsp. mays Occitanie, FranceNC7KERNELS1990DEVELOPED1986Cultivar1434866PI 539930
23PI 538009'LH196'Zea mays L. subsp. mays Iowa, United StatesNC7EAR1990DEVELOPED1990Cultivar1432945PI 538009
24PI 538238SD65Zea mays L. subsp. mays South Dakota, United StatesNC7KERNELS1990DEVELOPEDBreeding materialCultivar with good stalk and root strength and vigor. Plant height 122cm. Ear height 48cm. Cobs white with 14 rows of dent kernels. Husk looseness good. Maturity AES 300 (90 days).1433174PI 538238
25PI 537097'LH195'Zea mays L. subsp. mays Iowa, United StatesNC7EAR1989DEVELOPED1989Cultivar1432033PI 537097
26PI 601778'PHM10'Zea mays L. subsp. mays Minnesota, United StatesNC7EAR1989DEVELOPED1989Mankato, Minnesota, USA.Cultivar1189909PI 601778
27PI 601780'PHN29'Zea mays L. subsp. mays Michigan, United StatesNC7KERNELS1989DEVELOPED1989Alma, Michigan, USA.Cultivar1189911PI 601780
28PI 601783'PHN82'Zea mays L. subsp. mays Iowa, United StatesNC7EAR1989DEVELOPED1989Johnston, Iowa, USA.Cultivar1189914PI 601783
29PI 601784'PHP55'Zea mays L. subsp. mays Indiana, United StatesNC7KERNELS1989DEVELOPED1989Windfall, Indiana, USA.Cultivar1189915PI 601784
30PI 601791'PHW20'Zea mays L. subsp. mays Indiana, United StatesNC7KERNELS1989DEVELOPED1989Windfall, Indiana, USA.Cultivar1189922PI 601791
31PI 601792'PHW43'Zea mays L. subsp. mays Iowa, United StatesNC7EARNot Available1989DEVELOPED1989Johnston, Iowa, USA.Cultivar1189923PI 601792
32PI 601726'L 127'Zea mays L. subsp. mays Nouvelle-Aquitaine, FranceNC7EAR1989DEVELOPED1987Cultivar1188097PI 601726
33PI 601728'L 139'Zea mays L. subsp. mays Nouvelle-Aquitaine, FranceNC7EAR1989DEVELOPED1987Cultivar1188099PI 601728
34PI 601686'WIL903'Zea mays L. subsp. mays Iowa, United StatesNC7EAR1989DEVELOPED1989Cultivar1187929PI 601686
35PI 601584'OQ603'Zea mays L. subsp. mays Minnesota, United StatesNC7EAR1988DEVELOPED1988Cultivar1185876PI 601584
36PI 601567'PHH93'Zea mays L. subsp. mays Iowa, United StatesNC7KERNELS1988DEVELOPED1988Algona, Iowa, USA.Cultivar1185645PI 601567
37PI 601568'PHM49'Zea mays L. subsp. mays Nebraska, United StatesNC7EAR1988DEVELOPED1988York, Nebraska, USA.Cultivar1185646PI 601568
38PI 601570'PHP02'Zea mays L. subsp. mays Wisconsin, United StatesNC7EAR1988DEVELOPED1988Janesville, Wisconsin, USA.Cultivar1185648PI 601570
39PI 601572'PHR47'Zea mays L. subsp. mays Illinois, United StatesNC7KERNELS1988DEVELOPED1988Princeton, Illinois, USA.Cultivar1185650PI 601572
40PI 601574'PHT60'Zea mays L. subsp. mays Indiana, United StatesNC7KERNELS1988DEVELOPED1988Windfall, Indiana, USA.Cultivar1185652PI 601574
41PI 601575'PHW52'Zea mays L. subsp. mays Iowa, United StatesNC7KERNELS1988DEVELOPED1988Johnston, Iowa, USA and Garden City, Kansas, USA.Cultivar1185653PI 601575
42PI 601564'HB8229'Zea mays L. subsp. mays Illinois, United StatesNC7KERNELS1988DEVELOPED1988Cultivar1185642PI 601564
43PI 601565'IBB14'Zea mays L. subsp. mays Missouri, United StatesNC7KERNELS1988DEVELOPED1988Cultivar1185643PI 601565
44PI 601558'11430'Zea mays L. subsp. mays Minnesota, United StatesNC7EAR1988DEVELOPED1988Cultivar1185636PI 601558
45PI 601495'PHK42'Zea mays L. subsp. mays Minnesota, United StatesNC7KERNELS1988DEVELOPED1987Mankato, Minnesota, USA.Cultivar1178786PI 601495
46PI 601496'PHK76'Zea mays L. subsp. mays Minnesota, United StatesNC7KERNELS1988DEVELOPED1987Mankato, Minnesota, USA.Cultivar1178787PI 601496
47PI 601497'PHN11'Zea mays L. subsp. mays Minnesota, United StatesNC7KERNELS1988DEVELOPED1987Mankato, Minnesota, USA.Cultivar1178790PI 601497
48PI 601459'IBC2'Zea mays L. subsp. mays Minnesota, United StatesNC7KERNELS1987DEVELOPED1987Cultivar1177901PI 601459
49PI 601439'FBHJ'Zea mays L. subsp. mays Illinois, United StatesNC7KERNELS1987DEVELOPED1987Cultivar1177598PI 601439
50PI 601441'PB80'Zea mays L. subsp. mays Illinois, United StatesNC7EAR1987DEVELOPED1987Cultivar1177601PI 601441
51PI 601374'764'Zea mays L. subsp. mays Wisconsin, United StatesNC7EAR1987DEVELOPED1986Cultivar1173959PI 601374
52PI 601416'LH61'Zea mays L. subsp. mays Iowa, United StatesNC7EAR1987DEVELOPED1987Cultivar1176272PI 601416
53PI 601300'4676A'Zea mays L. subsp. mays Iowa, United StatesNC7KERNELS1986DEVELOPED1986Cultivar1169989PI 601300
54PI 601316'LH54'Zea mays L. subsp. mays Iowa, United StatesNC7EAR1986DEVELOPED1986Cultivar1170375PI 601316
55PI 601321'PHJ40'Zea mays L. subsp. mays Ontario, CanadaNC7EAR1986DEVELOPED1986Woodstock, Ontario, Canada.Cultivar1170382PI 601321
56PI 601322'PHZ51'Zea mays L. subsp. mays Iowa, United StatesNC7KERNELS1986DEVELOPED1986Johnston, Iowa, USA.Cultivar1170383PI 601322
57PI 601190'Q381'Zea mays L. subsp. mays Minnesota, United StatesNC7KERNELS1985DEVELOPED1985CultivarDent type best adapted to the north central United States. Maturity of 68 days from emergence to 50% of plants in silk (1411 heat units); 47 days from 50% silk to harvest at 25% kernel moisture (974 heat units). Plant 165 cm in height to tassel tip, 72 cm ear height to base of top ear, 16 cm long top ear internode, no tillers, strong two-ear tendency per stalk, normal cytoplasm. Leaf medium green, less than 30 degree angle from stalk, light sheath pubescence, no marginal wave, longitudinal creases absent, 8 cm width at widest point of ear node leaf, 80 cm length of ear node leaf, 12 leaves per mature plant. Tassel has 13 lateral branches, greater than 45 degrees branch angle from central spike, 9 cm penduncle length from top leaf to basal branches, medium pollen shed, purple anther, purple glume. Ear 13 cm in length, 51 mm at mid-point diameter, 90 gm weight, 14 distinct slightly curved kernel rows, salmon silk color, husk color light green when fresh and buff when dry, medium (barely covering ear) husk extension, short husk leaf, 5 cm long shank with 8 internodes, horizontal position at dry husk stage, average taper, average drying time. Kernel (from ear mid-point) 12 mm long, 8 mm wide, 5 mm thick, shape grade of 40-60% rounds, colorless pericarp, homozygous tan aleurone, yellow endosperm with normal starch, 25 gm weight per 100 seeds. Cob 25 mm diameter at mid-point, strong, red. Disease and insect resistance not tested. Most closely resembles A632 for maturity and kernel type; CB59G for plant type, ear type, and usage.1165733PI 601190
58PI 601037'PHG80'Zea mays L. subsp. mays Iowa, United StatesNC7KERNELS1984DEVELOPED1984Johnston, Iowa, USA.CultivarField corn best adapted to the north central United States. Maturity of 71 days from emergence to 50% of plants in silk (1530 heat units). Plant is 186 cm in height to tassel tip, 63 cm ear height to base of top ear, 8 cm length of top ear internode, no tillers, single ear per stalk, and normal cytoplasm. Leaf dark green (observed olive green), 30-60 degrees angle from stalk (upper half), light sheath pubescence, few marginal waves, longitudinal creases absent, 11 cm at widest point of ear node leaf and 81 cm long, and 17 leaves per mature plant. Tassel has 5 lateral branches, branch angle is less than 30 degrees from central spike, penduncle length is 15 cm from top leaf to basal branches, light pollen shed, and green anther and glume. Ear 16 cm long, 37 mm mid-point diameter, 89 grams, kernel rows distinct, slightly curved, and 16 in number, silk color green, husk color dark green when fresh and buff when dry, short husk extension (ears exposed) at harvest stage, husk leaf long (>15 cm), shank 15 cm long, 8 internodes, pendent position at dry husk stage, and slight taper. Kernel (from ear mid-point) 8 mm long, 7 mm wide, and 3 mm thick, shape grade 20-40, pericarp colorless, aleurone homozygous and white, endosperm yellow with normal starch, and 19 grams in weight per 100 seeds. Cob 24 mm in diameter at mid-point, strong, and brown (observed pale reddish brown). Disease resistance rated susceptible to Southern Leaf Blight and Maize Dwarf Mosaic, and tolerant of Stalk Rot (Diplodia), Northern Leaf Blight, Bacterial Leaf Blight (Goss'), Stalk Rot (Fusarium), Stalk Rot (Gibberella), and Bacterial Wilt (Stewart's). Insect resistance rated susceptible to corn borer, earworm, rootworm (Western), and aphid. Most closely resembles B37 for maturity, plant type, ear type, and kernel type, and B73 for usage.1157676PI 601037
59PI 601080'CR1HT'Zea mays L. subsp. mays Nebraska, United StatesNC7KERNELSNot Available1984DEVELOPED1983Cultivar1161235PI 601080
60PI 601026'F42'Zea mays L. subsp. mays Indiana, United StatesNC7KERNELS1983DEVELOPED1983Cultivar1157465PI 601026
61PI 601004'LH132'Zea mays L. subsp. mays Iowa, United StatesNC7EAR1983DEVELOPED1983CultivarDent type adapted to most areas of the U.S. Maturity 61 days from emergence to 50% of plants in silk (1363 heat units). Plant 226 cm in height to tassel tip, 79 cm to base of top ear, top ear internode is 13 cm long, no tillers, single ear per stalk, and normal cytoplasm. Leaf color 5GY 4/4 (Munsell Color Charts for Plant Tissues), less than 30 degree angle from stalk, light sheath pubescence, no marginal waves, few longitudinal creases, 8 cm at widest point of ear node leaf, 85 cm ear node leaf, with 12 leaves per mature plant. Tassel has 9 lateral branches, 30-40 degree branch angle from central spike, penduncle length from top leaf to basal branches 11 cm, medium pollen shed, anther purple and glume green with purple stripe. Ear 13 cm long, 40 mm mid-point diameter, 74 grams, 16 distinct and straight kernel rows, green silk, husk light green when fresh and buff when dry, husk extension 8-10 cm beyond ear tip, husk leaf less than 8 cm, shank 8 cm long with 7 internodes, pendent at dry husk stage, slight taper, and average drying time (unhusked ear). Kernel 12 mm long, 8 mm wide, 4 mm thick, 30-60% rounds, colorless pericarp, aleurone homozygous and white, endosperm yellow, normal starch type endosperm, and 28 grams per 100 seeds. Cob 30 mm diameter at mid-point, strong, and red. Disease and insect resistance not tested. Most closely resembles LH119 for maturity, plant type, ear type, kernel type, and usage.

In later progeny inbred releases, the developer writes: LH132 has been used as a replacement for B73 in many hybrid combinations. LH132 is a superior seed parent to B73 and greatly improved the production and quality of hybrid seed. LH132 also contributes a larger seed size which reduced the amount of discard that was common with B73. LH132 hybrids have lower ear placement than comparable B73 hybrids and have significantly improved stalk and root qualities.

1157405PI 601004
62PI 601005PH207Zea mays L. subsp. mays Indiana, United StatesNC7EAR1983DEVELOPED1983Tipton, Indiana, USA.Cultivar1157406PI 601005
63PI 601006'PHG50'Zea mays L. subsp. mays Iowa, United StatesNC7KERNELS1983DEVELOPED1983Algona, Iowa, USA.Cultivar1157407PI 601006
64PI 601009'PHB47'Zea mays L. subsp. mays Minnesota, United StatesNC7KERNELS1983DEVELOPED1983Mankato, Minnesota, USA.Cultivar1157410PI 601009
65PI 600959'LH145'Zea mays L. subsp. mays Iowa, United StatesNC7EAR1983DEVELOPED1983CultivarDent type. Best adapted to most regions in the United States. 60 days from emergence to 50% of plants in silk (1294 heat units). Plant 207 cm tall (to tip of tassel), 82 cm ear height (to base of top ear), top ear internode 15 cm long, no tillers, slight two-ear tendency per stalk, normal cytoplasm type. Leaf color 7.5 Gy 5/6 (Munsell color charts for plant tissues), 30-60 degree angle from stalk (upper half), sheath pubescence light, few marginal waves, few longitudinal creases, 8 cm width at widest point of ear node leaf, 78 cm length of ear node leaf, 12 leaves per mature plant. Tassel has 6 lateral branches, 30-40 degree angle from central spike, penduncle 0 cm long from top leaf to basal branches, medium pollen shed, anther pink, glume green with purple stripes, pollen restoration for cytoplasms not tested. Ear 16 cm long, 32 mm midpoint diameter, 58 grams, 14 distinct and straight kernel rows, silk green, fresh husk dark green, dry husk buff, medium husk extension at harvest (barely covering ear), short (<8 cm) husk leaf, shank 8 cm long with 7 internodes, horizontal at dry husk stage, average taper, average drying time for unhusked ear. Kernel 10 mm long, 5 mm wide, 3 mm thick, shape grade 40-60% rounds, variegated pericarp colorless brown and light bronze at embryo end, aleurone homozygous and white, endosperm yellow and normal starch type, 22 grams per 100 seeds (unsized sample). Cob 20 mm in diameter at mid-point, strong, red. Resistant to northern leaf blight (race 1). Most closely resembles A635Ht for maturity, and A632Ht for plant type, ear type, kernel type, and usage.1156011PI 600959
66PI 600791'LH38'Zea mays L. subsp. mays Iowa, United StatesNC7EAR1981DEVELOPED1980Cultivar1131311PI 600791
67PI 600772'FR19'Zea mays L. subsp. mays Wisconsin, United StatesNC7EAR1980DEVELOPED1978Cultivar1130201PI 600772
68PI 550473'B73'Zea mays L. subsp. mays Iowa, United StatesNC7EAR1972DEVELOPEDBreeding materialPlant vigorous. Leaves erect. Pollen production average. Seed smooth dent. Maturity is AES800. This is the accession of B73 that was used for the first complete maize genome sequence. See https://maizegdb.org/assembly details.1445409PI 550473
69PI 558532'Mo17'Zea mays L. subsp. mays Missouri, United StatesNC7KERNELS1964DEVELOPEDBreeding materialEndosperm yellow. Cob red. Relative maturity similar to C103 with better kernel type than C103. Easier to maintain in Missouri than C103. Resistance to leaf blight (Helminthosporium turcicum) and stalk quality similar to C103. Pollinates itself readily under semi-drought conditions. Maturity AES800.1453504PI 558532
70Ames 34514CM109Zea mays L. subsp. mays Manitoba, Canada KERNELSHistoric2009DEVELOPEDPRE 01/20/2009Cultivar2092550Ames 34514
71Ames 27032CM145Zea mays L. subsp. mays Manitoba, CanadaNC7KERNELS2003DEVELOPEDPRE 03/23/1981Breeding material1645401Ames 27032
72Ames 27033CM151Zea mays L. subsp. mays Manitoba, CanadaNC7KERNELS2003DEVELOPEDPRE 08/27/1979Breeding material1645402Ames 27033
73Ames 27034CM155Zea mays L. subsp. mays Manitoba, CanadaNC7KERNELS2003DEVELOPEDPRE 08/27/1979Breeding material1645403Ames 27034
74Ames 23447'A509'Zea mays L. subsp. mays Minnesota, United StatesNC7KERNELS1996DEVELOPED1949Breeding material1535323Ames 23447
75Ames 23469'A632HTN'Zea mays L. subsp. mays Minnesota, United StatesNC7KERNELS1996DEVELOPEDBreeding material1535379Ames 23469
76Ames 23476'A638'Zea mays L. subsp. mays Minnesota, United StatesNC7KERNELS1996DEVELOPED1959Breeding material1535387Ames 23476
77Ames 23504'A681'Zea mays L. subsp. mays Minnesota, United StatesNC7KERNELS1996DEVELOPED1980Breeding materialA681 is an early version of B73 developed by an early by late procedure, backcrossing to B73 three times. Silking is about 3-4 days earlier than B73. It combines well with Lancaster germplasm and some early B14 types. Out-performs B73 by 30% with about 5% less moisture. High kernel row with small seed. Lodging similar to B73. Adapted to South-central and North-central Minneosta. (University of Minnesota Agriculture Experiment Station Release of Corn Inbred Lines, May 1987)1535471Ames 23504
78Ames 8397B73HTZea mays L. subsp. mays Iowa, United StatesNC7EARNot Available1982DONATED05/07/1982Breeding materialCHECK VARIETY1043529Ames 8397