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Performance of Roundup Flex Cotton Varieties In The North Mississippi River Delta
Bobby Phipps-Phipps Consulting, Robert Montgomery and Ron Akin-Monsanto,
Andrea Phillips-University of MO, William Robertson-University of AR,
and Chism Craig-University of TN

Abstract

Roundup FlexTM cotton varieties will be available for widespread planting in 2006. In 2005, thirty-three Roundup FlexTM cotton varieties were evaluated in Missouri, Tennessee and Arkansas. The best varieties compared very well when compared to Roundup ReadyTM varieties in the official variety trials. In Missouri a Roundup FlexTM variety was in the top five in every official variety trial. No adverse effects were observed due to application over the top after the fifth true leaf. These trials demonstrated that Roundup FlexTM will allow improved weed control with the application over the top after the fifth true leaf.

Introduction

Roundup FlexTM cotton varieties will be available for wide scale planting in 2006. Producers need to know the yield potential of the new varieties. In prior years it has been demonstrated that the new gene allow application of Roundup WeathermaxTM to be applied over the top of the crop after the fifth true leaf without the risk of crop damage unlike Roundup ReadyTM varieties. This will result in improved weed control and much easier application of Roundup WeathermaxTM.

Methods and Materials

Trials to evaluate thirty-three new Roundup FlexTM varieties were conducted in Missouri, Tennessee and Arkansas in 2005 were sponsored by Monsanto. The Missouri trial was a split plot design with four replications on a silt loam soil near Portageville. The trial was irrigated as needed. The main plots evaluated Roundup Weathermax and MON 3539. Subplots were the varieties. Twenty-two ounces of Roundup WeathermaxTM was applied before the fifth true leaf. Due to a miscalculation forty four ounces of MON 3539 was applied before the fifth true leaf. Both treatments had twenty-two ounces applied broadcast after the fifth true leaf. The plots were harvested with a two-row picker. Two replications were ginned on a twenty-saw gin with an inclined cleaner, feeder extractor and single stage lint cleaner. Fiber quality was evaluated on a high volume instrument at the International Textile Research Center at Lubbock, Texas.

The Tennessee trial was a randomized complete block design with four replications on a non-irrigated silt loam soil at Jackson. The trial was planted on May 10. MON 3539 was used on all plots. Twenty-two ounces was applied before the fifth true leaf and two applications of twenty-two ounces each was applied after the fifth true leaf. It was harvested with a John Deere picker and a grab sample ginned on a research hand gin.

The Arkansas trial was a randomized complete block design with four replications on an irrigated soil at Marianna. Roundup WeathermaxTM was applied over the top only before the fifth true leaf. The trial was harvested with a John Deere picker and ginned on a research hand gin.

Results and Discussion

The Roundup FlexTM varieties showed excellent yield potential with one yielding 1801 pounds per acre in the official variety trial at Senath, Missouri. In the five official trials in Missouri, a Roundup FlexTM variety was in the top five in every trial. The fiber properties appeared to be very good. Growth habit was similar to the Roundup ReadyTM varieties. Beaked bolls and aborted fruiting positions appeared to be normal as compared to conventional cotton indicating that Roundup WeathermaxTM and MON 3539 had no adverse effect upon the plants when applied anytime during the growing season.

Conclusions:

The top varieties compared favorably to the leading present day varieties when compared in the official variety trials. No damage to the crop was observed when Roundup WeathermaxTM was applied over the top even after the fifth true leaf. Fiber quality appears to be very satisfactory. The new gene will allow producers to have improved weed control.


Table 1. Missouri Flex trial sprayed with MON 3539.

Cotton Variety Performance Trials - 2005
Monsanto RR Flex Cotton Trait

Planted: May 5, 2005
Harvested: October 4, 2005

May 18 44 oz MON 3539.
June 1 22 oz MON 3539.
June 20 22oz MON 3539.

 YieldTurnoutMicLengthUnif.StrengthElon.Rd+bLeaf
Treatment 1
1PHY 415 RF1299b-m37a-g4.6abc1.09no82.2h-m28.5h-r6.9c-f72f-n9.3a-h3ab
2PHY 425 RF1271d-n37b-g4.7ab1.14f-l83.7a-e30.1c-h6.8c-i72h-n9.6abc3ab
3PHY 475 WRF1171g-p37a-g4.4b-h1.13g-n83.6a-g29.6d-j6.8c-i73a-n9.4a-f3ab
4PHY 485 WRF1333a-k37a-g4.6a-d1.12h-n83.7a-e30.0c-h6.9c-g72f-n9.6abc3ab
5ST 4554 B2RF1472a-d39abc4.7a1.10l-o83.4a-j29.6d-k7.8a73a-n9.1c-k3ab
6ST 4664 RF1511abc40a4.6a-d1.11j-o82.5c-m29.3e-m7.2b-e73c-n9.7a2ab
7STX 5885 B2RF1210f-p35efg4.4b-g1.14f-k82.7a-m29.5d-l5.6o-u74a-k9.5a-e3ab
8ST 4357 B2RF1444a-e38a-e4.2f-j1.15e-i82.5c-m27.8m-u5.7n-u74a-m9.0d-m2ab
9ST 5007 B2RF1110k-q35efg4.3d-j1.21a83.8a-d29.6d-k5.8m-t74a-l8.6k-o3ab
10CG 3020 B2RF1232e-p36d-g4.1g-k1.12h-n83.0a-m27.2r-u6.3f-n74a-m8.9f-m2ab
11CG 3520 B2RF1277d-m37a-g4.4b-h1.16c-g82.4e-m27.5p-u6.1i-r73a-n9.2b-j2ab
12CG 4020 B2RF1377a-i38a-f4.3d-j1.15e-i82.0j-m27.5p-u5.8l-t73b-n9.0e-m3ab
14XBCG-15051043n-q36d-g4.4b-h1.14f-l82.3f-m31.1a-d4.3ABC74a-j9.1c-k2b
15XBCG-20381305b-l37b-g4.5a-f1.15e-i82.6b-m26.9r-u6.1j-r73a-n8.9f-n3ab
16XBCG-32551344a-j36c-g4.2e-j1.11k-o83.1a-l26.4tu6.3f-n73a-n9.0e-m2b
17XBCG-40211199f-p35efg4.1h-k1.13g-n82.7a-m27.2r-u6.0k-s74a-h8.2o2ab
18XBCG-45751277d-m37a-g4.5a-f1.10mno82.4e-m27.4r-u6.2g-p75a-e8.8g-n2ab
19XBCG-46301255d-o38a-f4.2f-j1.16d-h82.1h-m28.1i-s5.5r-x75a-d8.7i-o3ab
20XBCG-83911082l-q34g4.3c-i1.19a-d83.7a-e29.2f-o5.5q-w74a-l8.8h-n3ab
21XBCG-91241427a-f38a-e4.4b-g1.16d-h82.8a-m27.3r-u5.6p-v75abc8.5mno2ab
22Dyna-Gro 21001266d-n36c-g4.2f-j1.11k-o82.2g-m27.6o-u5.9k-s72lmn8.8h-n4a
23Dyna-Gro 22151277d-m36c-g4.1g-k1.12i-o82.1i-m27.6o-u5.9k-s75ab8.6k-o2ab
24Dyna-Gro 22421361a-j38a-e4.4b-h1.14f-l82.3f-m27.1r-u6.2g-p73a-n9.0d-m2ab
25Dyna-Gro 25201355a-j38a-f4.3c-i1.15e-i82.4e-m28.1i-s5.9k-s75a8.7i-o3ab
26DP 108 RF1032opq38a-f4.3d-j1.11k-o82.7a-m30.2b-g4.9x-A73d-n9.1c-k3ab
27DP 110 RF1149i-p38a-f4.5a-e1.13g-n83.9ab31.8a6.6e-k72j-n9.1c-k3ab
28DP 147 RF1266d-n39abc4.1g-k1.18a-e82.1i-m30.1c-h4.0C73a-n8.8g-n4a
29DP 113 B2RF1310b-l37a-g4.4b-h1.13g-m82.9a-m29.4e-m4.2BC72j-n9.4a-f3ab
30DP 117 B2RF1266d-n38a-e4.6abc1.13g-n82.6b-m31.3abc5.2t-y72f-n9.0e-m3ab
31DP 143 B2RF1210f-p37a-g4.0ijk1.16c-g81.8lm29.1g-p5.2t-y75a-e8.8g-n2b
32CX6011338a-k37b-g4.2e-j1.10l-o83.2a-j27.5p-u6.2h-q74a-k8.9f-n2ab
33CX6121271d-n37a-g4.3d-j1.14f-l82.1h-m26.8stu6.0k-s74a-m9.0e-m3ab
34CX6211377a-i38a-f4.1g-k1.16d-h82.9a-m27.7n-u5.8l-t75a-f9.0e-m3ab


Table 2. Missouri Flex trial sprayed with RoundupWeathermax.

University of Missouri - Delta Center
Monsanto RR Flex Cotton Trait

Planted: May 5, 2005
Harvested: October 4, 2005

May 18 22 oz Weathermax.
June 1 22 oz Weathermax.
June 20 22 oz Weathermax directed.

 YieldTurnoutMicLengthUnif.StrengthElon.Rd+bLeaf
Treatment 2
35PHY 415 RF1277d-m38a-f4.7a1.08o82.2g-m29.2f-o6.5f-l71mn9.7ab2ab
36PHY 425 RF1316a-k37a-g4.7a1.13g-n83.6a-f29.5d-l7.2a-d73e-n9.5a-d3ab
37PHY 475 WRF1344a-j38a-d4.3c-i1.10l-o82.8a-m29.2e-n6.8c-h72e-n9.1c-k4a
38PHY 485 WRF1416a-f38a-e4.6abc1.12i-o83.7a-e30.4a-g6.7d-j73a-n9.1c-l3ab
39ST 4554 B2RF1545a38a-d4.7ab1.12i-o83.0a-m30.1c-h7.6ab73c-n9.3a-g2ab
40ST 4664 RF1450a-e40a4.6a-d1.11j-o82.7a-m29.2e-n7.4abc74a-m9.2a-i2ab
41STX 5885 B2RF1143j-q36c-g4.4b-h1.16c-g82.5d-m30.7a-f5.9l-t75a-e9.4a-f2ab
42ST 4357 B2RF1411a-f38a-e4.2e-j1.15f-j82.1h-m28.3i-s5.8l-t75a-e9.2a-i2b
43ST 5007 B2RF1071m-q34fg4.2e-j1.20ab83.5a-h29.6d-j5.7n-u74a-l8.4no2ab
44CG 3020 B2RF1349a-j37a-g4.1g-k1.11j-o83.2a-k27.3r-u6.3g-o74a-h8.9f-n2ab
45CG 3520 B2RF1366a-j38a-e4.5a-f1.15e-i82.1h-m28.0j-t6.0k-s74a-l8.6k-o3ab
46CG 4020 B2RF1416a-f38a-f4.2f-j1.14f-l82.4e-m28.0k-t5.6o-u75a-e9.1c-l2b
48XBCG-15051071m-q36d-g4.4b-g1.13g-m83.0a-m30.6a-g4.7y-B73a-n8.8h-n2ab
49XBCG-20381316a-k38a-f4.5a-f1.15f-j82.4e-m27.2r-u6.4f-m73e-n8.7i-o3ab
50XBCG-32551227e-p36c-g4.2f-j1.12i-o83.0a-m27.6o-u6.2g-p74a-m9.0e-m3ab
51XBCG-40211149i-p35efg4.2f-j1.12h-n82.9a-m27.3r-u6.0k-s73a-n8.8g-n2ab
52XBCG-45751377a-i36c-g4.2f-j1.10mno83.4a-i27.6o-u6.4f-m74a-h9.1c-k2ab
53XBCG-46301400a-g38a-f4.4b-h1.15e-i81.8klm27.7n-u5.7n-u74a-m9.0e-m3ab
54XBCG-83911165h-p35efg4.3d-j1.19a-d83.9abc29.4e-m5.6p-v73a-n8.9f-n2ab
55XBCG-91241316a-k37a-g4.4b-h1.15e-i82.4e-m27.5p-u6.0k-s74a-k8.7i-o2ab
56Dyna-Gro 21001288c-m36c-g4.4b-h1.10l-o82.5c-m27.2r-u6.2g-p74a-l8.9f-m2ab
57Dyna-Gro 22151138j-q36c-g4.6a-d1.13g-n82.1h-m26.3u6.0k-s75a-e8.6l-o3ab
58Dyna-Gro 22421266d-n38a-f4.3c-i1.16c-g82.2h-m27.9l-t6.1j-r74a-m8.7j-o3ab
59Dyna-Gro 25201349a-j38a-e4.3c-i1.13g-m81.7m27.1r-u5.8m-t74a-j8.8h-n2ab
60DP 108 RF1020pq37a-g4.2e-j1.11j-o81.8klm29.2f-o5.1u-z72k-n9.2a-i3ab
61DP 110 RF1026opq37a-g4.5a-e1.12i-o83.8a-d31.7ab6.3f-n71n9.0d-m4a
62DP 147 RF1227e-p38a-f4.0jk1.17b-f81.7m30.5a-g4.1C74a-j8.9f-n3ab
63DP 113 B2RF1165h-p37b-g4.4b-h1.12i-o82.2h-m30.8a-e4.5z-C72i-n9.1c-k4a
64DP 117 B2RF926q30h4.4b-h1.14f-k82.2h-m31.3abc5.0v-z72g-n8.8g-n4a
65DP 143 B2RF1171g-p37b-g3.9k1.19abc82.3f-m30.0c-h4.9w-z74a-m8.9f-m3ab
66CX6011288c-m37b-g4.1h-k1.10l-o82.7a-m27.4r-u6.2h-q73d-n8.6k-o3ab
67CX6121388a-h38a-f4.3d-j1.15e-i83.3a-j27.6o-u6.3g-o73a-n8.8h-n3ab
68CX6211361a-j38a-d4.1h-k1.15e-i83.1a-m27.4q-u5.8m-t74a-g8.9f-m2ab
 
LSD (P=.05)186.10.0260.2430.02851.1041.3180.5331.9110.4361.36
Standard Deviation93.10.0130.1220.01430.5520.6590.2660.9560.2180.68
CV7.293.472.821.260.672.34.511.32.4328.04
Grand Mean1275.930.374.31.1382.7128.685.9173.448.952.42
Replicate F1.46415.1390.1081.0410.2799.53587.0740.6530.0634.618
Replicate Prob(F)0.23070.00020.74340.31130.5990.00290.00010.4220.80290.035
Treatment F3.9743.0335.6367.3382.5889.42217.1292.2363.7411.252
Treatment Prob(F)0.00010.00010.00010.00010.00010.00010.00010.00060.00010.181


Table 3. Tennessee Flex trial results.

2005 TN Monsanto Sponsored Roundup Ready Flex Variety Trial
Trial ID: 2005MONFLEXVAR    Study Dir.: Chism Craig
Location: WTES    Crop: Cotton
Investigator: Dr. Chism Craig

 GTO
%
Lint Yield
lb/ac
Mic
units
Length
inches
Unif.
%
Strength
g/tex
Elon.Rd+bLeaf
1BW-1004 B2F40d-j1278ab3.7a-e1.15a-e84.2a-e28.3j-m6.68d-g70.1a-f7.0e-i5a
2BW-3255 B2F39g-k1134ab3.7a-e1.11h-k83.7a-e27.8lm6.28f-i68.9b-g7.2c-h5a
3BW-4153 B2F39ijk1154ab3.8a-e1.12e-k83.5b-e27.2m6.38fgh70.7ab6.8ghi5a
4BW-4630 B2F40c-i1360ab3.8a-e1.15a-f83.7a-e29.9e-l6.47fg68.9b-g7.1d-i5a
5BW-9124 B2F40c-g1238ab3.7a-e1.15a-g83.6a-e28.7h-m6.3fgh70.7abc7.6a-d5a
6CG 3020B2RF39ijk1391a3.6a-e1.14b-i83.9a-e28.5i-m6.37fgh68.7b-h6.9ghi5a
7CG 3520B2RF39f-k1053b3.5cde1.16a-d83.3b-e28.1klm6.5fg67.9f-i6.8hi5a
8CG 4020B2RF40b-f1058b3.6a-e1.18ab83.4b-e28.9h-m5.95ghi71.6a6.8ghi5a
9CX 601B2F39h-k1092ab3.5e1.13c-j84.1a-e27.7lm6.38fgh70.2a-f6.9ghi5a
10CX 611B2F38kl1187ab3.7a-e1.12e-k82.9de28.7h-m6.25f-i69.8a-f6.8ghi5a
11CX 612B2F39e-k1277ab3.8a-e1.16a-d84.2a-e28.3j-m6.6efg68.9b-g7.0f-i5a
12CX 621B2F39f-k1195ab3.6a-e1.15b-h82.5e28.9h-m6.1f-i70.5a-e7.5b-f5a
13DG 2100 B2RF39jk1281ab3.6b-e1.10ijk83.0cde28.9h-m6.25f-i70.5a-d7.6a-d4b
14DG 2215 B2RF38jk1132ab3.5de1.11f-k83.3b-e27.9lm6.43fg70.0a-f6.6i5 a
15DG 2242 B2RF39g-k1302ab3.5de1.16a-d83.9a-e29.1g-m7.35bc68.5b-i7.1c-i5a
16DG 2520 B2RF40c-h1221ab3.8a-e1.17abc83.2cde29.0h-m6.23f-i70.8ab6.9ghi5ab
17DP 113 B2RF40c-h1249ab3.6b-e1.15a-f83.8a-e32.8bc4.75j68.4c-i7.5b-f5a
18DP 117 B2RF40b-f1213ab3.9a-d1.16a-d83.3b-e33.1b5.57i69.2b-g7.5b-f5a
19DP 108 RF41bc1345ab3.5e1.11h-k83.3b-e30.8c-h4.98j68.3d-i7.5a-e5a
20DP 110 RF41bcd1327ab3.8a-e1.15a-e85.4a35.4a6.77c-f67.3ghi7.5b-f5a
21PHY 415 RF41bcd1380a3.8a-e1.08k84.1a-e30.3e-k7.28cd66.6hi7.3b-h5a
22PHY 425 RF40c-g1296ab3.8a-e1.13d-j84.9abc31.6b-e7.22cde66.6hi7.5b-e5a
23PHY 475 WRF41bc1204ab4ab1.10jk85.1ab30.6d-i7.35bc68.9b-g7.3b-g5a
24PHY 485 WRF40b-f1243ab4a1.11g-k84.7a-d31.2b-g7.38bc66.3i7.5b-f5a
25STX416B2R41bcd1326ab4ab1.10jk84.5a-d32.5bcd5.7hi67.3ghi6.8ghi5a
26ST 4357B2RF40b-e1225ab3.8a-e1.18ab83.4b-e29.2g-m5.7hi69.1b-g7.2b-h5a
27ST 5007B2RF37lm1102ab3.8a-e1.19a84.3a-d29.3f-m6.17f-i69.7a-f6.9ghi5a
28ST 4554B2RF41b1343ab3.9abc1.13d-j83.6b-e30.5d-j7.98ab68.2e-i7.7ab5a
29ST 4664RF42a1309ab3.8a-e1.12e-k83.8a-e30.4d-k8.13a68.9b-g8.0a5a
30STX5885B2RF37m1110ab3.9a-d1.16a-d83.9a-e31.5b-f6.13f-i70.2a-f7.7abc5a
 
LSD (P=.05)0.9621249.370.3350.03251.511.8660.5971.8930.4450.42
Standard Deviation0.6803176.330.2370.0231.0671.3190.4221.3390.3150.3
CV1.7214.296.372.031.274.426.541.944.376.11
Grand Mean39.581233.973.721.1483.829.816.4569.057.24.91
Replicate F1.5422.0524.434.8031.9293.0335.0652.3093.6471.575
Replicate Prob(F)0.20950.11250.0060.00380.13080.03350.00280.0820.01570.2012
Treatment F11.2981.2091.755.6761.5448.217134.1375.1081.435
Treatment Prob(F)0.00010.24710.02460.00010.06350.00010.00010.00010.00010.1023


Table 4. Arkansas Flex trial results.

Lee County
Billy Don Hinkle - Cooperator
Bill Robertson - Extension Agronomist

Planting Date: 5/3/05
Harvest Date: 10/18/05
Replications: 2
Soil Series: Henry Silt Loam
Irrigation: Furrow
Management: Bollgard II/WideStrike Roundup Ready BMPs

VarietyLint Yield
lb/A
Lint Fraction*MicronaireLength
in
Strength
g/tex
 
DP 164B2RF13010.424.61.1931.9
DP 444BG/RR12700.444.11.1128.8
ST4554B2RF12460.434.41.1430.3
CG 3020B2RF12350.424.51.0925.2
DP 108RF12300.454.51.1129.8
DP 117B2RF12150.434.61.1231.3
ST 4664RF11130.434.61.0829
DP 113B2RF10970.441.1531.8
CG 4020B2RF10670.424.31.1526.8
BCG 4630B2RF10510.424.21.1427.8
CG 3520B2RF10150.44.21.1426.4
BCG 9775B2RF9620.383.91.1928.1
BCG 2038B2RF9530.414.31.1527.6
BCG 3255B2RF9440.44.31.1127.5
BCG 3255B2RF9440.44.31.1127.5
DP 110RF7000.434.21.1131.9
 
Mean10930.424.31.1328.9
LSD (0.05)559.43--------
CV (%)23.86--------
* Data obtained from a laboratory gin without the use of a lint cleaner.


Table 5. Missouri, Tennessee, and Arkansas lint yield.

ObsVarietyLintStandard ErrorLetter GroupMinSigDiffMaxSigDiffAvgSigDiff
1 ST 4554 B2RF1374.1968.3944A138.86170.015150.323
2 ST 4664 RF1322.9468.3944AB138.86170.015150.323
3 CG 3020 B2RF1304.4168.3944ABC138.86170.015150.323
4 PHY 415 RF1293.173.4516ABCD138.86170.015150.323
5 ST 4357 B2RF1285.0573.4516ABCDE138.86170.015150.323
6 PHY 485 WRF1267.4473.4516ABCDEF138.86170.015150.323
7 DG 2242 B2RF1266.5273.4516ABCDEF138.86170.015150.323
8 BW-4630B2F126568.4581ABCDEF138.86170.015150.323
9 CX 612B2F1262.1373.4516ABCDEF138.86170.015150.323
10BW-9124B2F1258.0473.5445ABCDEF138.86170.015150.323
11PHY 425 RF1253.6473.4516ABCDEFG138.86170.015150.323
12DG 2520 B2RF1245.6673.4516ABCDEFG138.86170.015150.323
13CX 621B2F1240.7873.4516ABCDEFG138.86170.015150.323
14DG 2100 B2RF1237.6573.4516ABCDEFG138.86170.015150.323
15DP 110 RF1200.4870.6141BCDEFGH138.86170.015150.323
16DP 113 B2RF1198.8268.3944BCDEFGH138.86170.015150.323v
17PHY 475 WRF1189.5273.4516BCDEFGH138.86170.015150.323
18CG 4020 B2R1179.88 68.3944CDEFGH138.86170.015150.323
19DP 108 RF1179.1668.3944CDEFGH138.86170.015150.323
20BW-2038B2F1175.0879.5679BCDEFGH138.86170.015150.323
21CX 601B2F1161.2773.4516CDEFGH138.86170.015150.323
22DP 117 B2RF1151.1468.3944DEFGH138.86170.015150.323
23BW-3255B2F1141.1868.3944EFGH138.86170.015150.323
24CG 3520 B2RF1137.6768.3944EFGH138.86170.015150.323
25DG 2215 B2RF1128.6773.4516FGH138.86170.015150.323
26STX 5885 B2RF1101.9673.4516GH138.86170.015150.323
27ST 5007 B2RF1054.7573.4516H138.86170.015150.323


Table 6. Missouri, Tennessee, and Arkansas turnout.

ObsVarietyTurnoutStandard ErrorLetter GroupMinSigDiffMaxSigDiffAvgSigDiff
1 ST 4664 RF28.524613.451A0.714910.875650.77408
2 DP 108 RF28.379613.451AB0.714910.875650.77408
3 ST 4554 B2RF28.107613.451ABC0.714910.875650.77408
4 PHY 475 WRF27.867713.4517ABCDE0.714910.875650.77408
5 DP 110 RF27.854913.4513ABCD0.714910.875650.77408
6 PHY 415 RF27.725213.4517BCDEF0.714910.875650.77408
7 DP 117 B2RF27.683613.451BCDEF0.714910.875650.77408
8 ST 4357 B2RF27.666513.4517BCDEFG0.714910.875650.77408
9 PHY 485 WRF27.522713.4517CDEFGH0.714910.875650.77408
10CG 4020 B2RF27.489613.451CDEFGH0.714910.875650.77408
11PHY 425 RF27.421513.4517CDEFGHI0.714910.875650.77408
12BW-9124B2F27.391513.4517CDEFGHI0.714910.875650.77408
13DG 2520 B2RF27.35913.4517CDEFGHIJ0.714910.875650.77408
14BW-4630B2F27.345613.451DEFGHI0.714910.875650.77408
15CX 612B2F27.106513.4517DEFGHIJ0.714910.875650.77408
16CX 621B2F27.091513.4517DEFGHIJ0.714910.875650.77408
17BW-2038B2F26.99613.4526EFGHIJ0.714910.875650.77408
18DP 113 B2RF26.985613.451FGHIJ0.714910.875650.77408
19CG 3020 B2RF26.912613.451GHIJ0.714910.875650.77408
20DG 2242 B2RF26.887713.4517GHIJK0.714910.875650.77408
21CX 601B2F26.810213.4517HIJK0.714910.875650.77408
22DG 2100 B2RF26.695213.4517IJK0.714910.875650.77408
23CG 3520 B2RF26.689613.451IJK0.714910.875650.77408
24DG 2215 B2RF26.636513.4517IJKL0.714910.875650.77408
25BW-3255B2F26.608613.451JK0.714910.875650.77408
26ST 5007 B2RF26.112713.4517KL0.714910.875650.77408
27STX 5885 B2R25.837713.4517L0.714910.875650.77408


Table 7. Missouri, Tennessee, and Arkansas micronaire.

ObsVarietyMicStandard ErrorLetter GroupMinSigDiffMaxSigDiffAvgSigDiff
1 PHY 485 WRF4.38440.2217A0.198080.244150.20733
2 ST 4554 B2RF4.37460.22A0.198080.244150.20733
3 PHY 415 RF4.33440.2217AB0.198080.244150.20733
4 PHY 425 RF4.33440.2217AB0.198080.244150.20733
5 ST 4664 RF4.29610.22ABC0.198080.244150.20733
6 DP 117 B2RF4.28540.22ABCD0.198080.244150.20733
7 PHY 475 WRF4.24690.2217ABCDE0.198080.244150.20733
8 STX 5885 B2RF4.22190.2217ABCDEF0.198080.244150.20733
9 BW-2038B2F4.20530.2279ABCDEFGH0.198080.244150.20733
10DP 110 RF4.19660.22ABCDEFG0.198080.244150.20733
11DG 2520 B2RF4.12850.2233BCDEFGHI0.198080.244150.20733
12CX 612B2F4.12190.2217CDEFGHI0.198080.244150.20733
13BW-9124B2F4.11530.2221CDEFGHI0.198080.244150.20733
14ST 5007 B2RF4.09690.2217CDEFGHI0.198080.244150.20733
15BW-4630B2F4.08620.2204DEFGHIJ0.198080.244150.20733
16ST 4357 B2RF4.08440.2217DEFGHIJ0.198080.244150.20733
17CG 3520 B2RF4.05260.22EFGHIJ0.198080.244150.20733
18BW-3255B2F4.03860.22FGHIJ0.198080.244150.20733
19DP 113 B2RF4.03270.22FGHIJ0.198080.244150.20733
20CG 4020 B2RF4.01870.22FGHIJ0.198080.244150.20733
21DG 2100 B2RF4.00940.2217GHIJ0.198080.244150.20733
22DG 2242 B2RF3.99690.2217GHIJ0.198080.244150.20733
23DG 2215 B2RF3.99690.2217GHIJ0.198080.244150.20733
24CG 3020 B2RF3.99450.22HIJ0.198080.244150.20733
25DP 108 RF3.97350.22HIJ0.198080.244150.20733
26CX 621B2F3.94690.2217IJ0.198080.244150.20733
27CX 601B2F3.88440.2217J0.198080.24415 


Table 8. Missouri, Tennessee, and Arkansas length.

ObsVarietyLengthStandard ErrorLetter GroupMinSigDiffMaxSigDiffAvgSigDiff
1 ST 5007 B2RF1.19080.008823A0.018920.023740.0199
2 ST 4357 B2RF1.15830.008823B0.018920.023740.0199
3 CG 4020 B2RF1.15540.008407B0.018920.023740.0199
4 CG 3520 B2RF1.15320.008407BC0.018920.023740.0199
5 DG 2520 B2RF1.15120.009219BCD0.018920.023740.0199
6 STX 5885 B2RF1.15080.008823BC0.018920.023740.0199
7 DG 2242 B2RF1.14950.008823BCD0.018920.023740.0199
8 BW-2038B2F1.14940.01035BCD0.018920.023740.0199
9 CX 612B2F1.14830.008823BCD0.018920.023740.0199
10BW-4630B2F1.14720.008443BCD0.018920.023740.0199
11BW-9124B2F1.14640.008862BCD0.018920.023740.0199
12CX 621B2F1.14580.008823BCDE0.018920.023740.0199
13DP 117 B2RF1.14210.008407BCDE0.018920.023740.0199
14DP 113 B2RF1.13540.008407CDEF0.018920.023740.0199
15DP 110 RF1.1310.008407DEFG0.018920.023740.0199
16PHY 425 RF1.12580.008823EFGH0.018920.023740.0199
17CG 3020 B2RF1.11990.008407FGHI0.018920.023740.0199
18ST 4554 B2RF1.11660.008407FGHIJ0.018920.023740.0199
19DG 2215 B2RF1.11330.008823GHIJ0.018920.023740.0199
20CX 601B2F1.1120.008823GHIJ0.018920.023740.0199
21PHY 485 WRF1.11080.008823HIJ0.018920.023740.0199
22ST 4664 RF1.10660.008407HIJ0.018920.023740.0199
23BW-3255B2F1.10660.008407HIJ0.018920.023740.0199
24DP 108 RF1.10540.008407IJ0.018920.023740.0199
25PHY 475 WRF1.1020.008823IJ0.018920.023740.0199
26DG 2100 B2RF1.09830.008823JK0.018920.023740.0199
27PHY 415 RF1.08080.008823K0.018920.023740.0199


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