Uneingeschränkter Zugang

Characterization of Virulence Phenotypes of Heterodera glycines during 2020 in Indiana

Ricky Critchfield
Ricky Critchfield
, 
Jaden King
Jaden King
, 
John Bonkowski
John Bonkowski
, 
Darcy Telenko
Darcy Telenko
, 
Tom Creswell
Tom Creswell
 und 
Lei Zhang
Lei Zhang
   | 04. Okt. 2023
Journal of Nematology's Cover Image
Über diesen Artikel
Vorheriger Artikel
Nächster Artikel
Zitieren
Article Category: Research Paper
Online veröffentlicht: 04. Okt. 2023
Seitenbereich: -
Eingereicht: 26. Apr. 2023
DOI: https://doi.org/10.2478/jofnem-2023-0039
Schlüsselwörter
© 2023 Ricky Critchfield et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.

Figure 1:

A map of counties in Indiana where Heterodera glycines virulence phenotypes were tested using soil samples collected in 2020. The H. glycines virulence type(s) found in each county tested are labeled on the map.
A map of counties in Indiana where Heterodera glycines virulence phenotypes were tested using soil samples collected in 2020. The H. glycines virulence type(s) found in each county tested are labeled on the map.

Heterodera glycines (HG) virulence phenotypes detected from soil samples collected in Indiana in 2020

Sample ID County Female index (FI)a Meanb HG Type
PI 548402 #1 PI 88788 #2 PI 90763 #3 PI 437654 #4 PI 209332 #5 PI 89772 #6 PI 548316 #7 PI 567516C
48 Adams 7.6 34.2 2.6 1.5 26.4 1.4 37.6 0.0 217 2.5.7
44 Benton 0.4 30.1 15.6 0.0 49.2 0.0 42.3 0.0 666 2.3.5.7
82 Carroll 1.5 73.5 0.2 0.0 44.6 0.2 28.0 14.4 249 2.5.7c
83 Carroll 19.2 64.3 0.4 0.0 70.4 0.0 84.4 9.4 110 1.2.5.7
96 Carroll 2.4 84.8 0.5 1.3 75.7 1.5 80.0 4.4 168 2.5.7
4 DeKalb 0.5 70.5 0.0 0.0 46.6 0.3 57.0 9.6 223 2.5.7
34 DeKalb 4.7 26.5 6.0 6.8 26.0 3.3 51.5 3.1 262 2.5.7
12 Fountain 0.6 37.5 0.1 0.3 25.4 0.5 32.3 5.7 236 2.5.7
69 Fulton 0.7 62.8 0.3 0.0 58.5 0.8 69.6 0.0 371 2.5.7
33 Grant 2.1 12.5 0.5 0.4 19.1 0.4 22.4 12.7 572 2.5.7c
50 Grant 0.0 23.7 0.0 0.0 38.0 0.0 27.7 11.8 102 2.5.7c
51 Grant 16.8 65.2 1.0 1.1 57.4 0.1 57.9 7.5 306 1.2.5.7
92 Hancock 2.1 32.2 0.7 0.0 23.4 0.1 40.8 1.9 407 2.5.7
18 Huntington 2.1 21.0 0.6 3.0 22.3 0.8 68.0 0.3 488 2.5.7
21 Huntington 12.6 23.7 3.0 0.0 34.0 4.5 65.4 26.0 170 1.2.5.7c
27 Huntington 0.9 24.1 1.1 1.1 33.0 0.7 12.3 8.7 68* 2.5.7
29 Huntington 5.4 24.4 0.0 0.2 34.9 0.0 62.3 11.9 319 2.5.7c
30 Huntington 0.8 15.7 0.1 0.0 15.8 0.1 47.3 3.0 527 2.5.7
6 Jasper 4.4 64.0 0.9 1.7 35.4 0.8 42.5 8.2 93* 2.5.7
117 Jennings 0.6 8.5 0.0 0.0 16.0 0.0 12.1 18.8 94* 5.7c
78 Knox 1.8 11.4 0.5 1.2 1.2 1.5 22.3 20.5 178 2.7c
85 Knox 0.0 6.7 0.0 0.3 5.6 0.0 16.9 0.0 142 7
77 Kosciusko 6.2 70.6 20.3 3.7 43.6 2.0 15.2 2.9 399 2.3.5.7
118 Lawrence 0.7 3.5 0.0 0.0 12.6 0.0 15.3 2.6 228 5.7
108 Noble 2.2 50.4 0.4 0.0 73.7 0.0 33.7 1.6 179 2.5.7
109 Noble 3.1 16.9 0.3 0.1 47.2 0.4 49.3 7.7 681 2.5.7
110 Noble 1.4 5.8 2.0 0.6 4.3 0.4 14.5 2.9 325 7
112 Noble 2.5 58.0 0.5 1.6 24.7 0.0 16.9 0.9 95* 2.5.7
121 Owen 2.3 3.9 0.4 0.0 14.1 0.0 25.5 3.8 331 5.7
11 Parke 1.1 16.1 0.2 1.1 17.6 0.4 24.3 0.0 602 2.5.7
104 Porter 1.6 30.2 0.9 0.3 46.5 0.0 66.1 5.9 291 2.5.7
123 Porter 1.0 77.6 1.9 0.0 69.1 0.3 72.3 37.7 180 2.5.7c
54 Pulaski 13.0 46.5 4.7 0.0 35.6 2.6 47.7 2.1 80* 1.2.5.7
9 Putnam 6.7 70.5 3.8 2.1 76.2 6.6 62.3 0.0 126 2.5.7
88 Rush 2.5 15.3 0.1 0.1 20.3 0.3 24.1 3.6 872 2.5.7
61 Tippecanoe 1.9 17.6 0.9 1.3 3.8 0.2 9.0 1.2 511 2
71 Tippecanoe 0.3 80.8 0.2 0.1 45.6 0.0 63.1 3.1 243 2.5.7
56 Vigo 5.1 62.7 0.0 0.0 57.5 9.1 78.1 5.7 213 2.5.7
115 Warren 5.2 35.9 0.9 0.0 33.9 0.0 34.8 3.7 216 2.5.7
80 White 38.1 69.1 0.0 0.0 61.8 5.4 59.3 1.9 179 1.2.5.7
53 Whitley 18.4 72.5 0.0 0.0 42.6 6.1 74.4 2.3 165 1.2.5.7
94 Whitley 1.5 36.6 0.2 0.3 17.5 0.0 31.0 5.8 557 2.5.7

Frequencies of HG types in soil samples collected in 2020 in Indiana

Type No. of Populationsa Frequency (%)
2.5.7 27 64.3
1.2.5.7 6 14.3
5.7 3 7.1
2.3.5.7 2 4.8
7 2 4.8
2.7 1 2.4
2 1 2.4

Population densities of soybean cyst nematode in soil samples collected in Indiana in 2020

County Number of soil samplesa Eggs and Juveniles
Minimum No.b Maximum No.c Average No.d
Adams 2 2500 5505 4003
Allen 3 1370 2500 1940
Benton 7 300 4300 2098
Carroll 7 665 13308 5254
Clinton 1 600 600 600
DeKalb 6 240 15600 4782
Fayette 4 400 10950 5316
Fountain 2 4950 10650 7800
Fulton 2 3320 6050 4685
Grant 4 400 6650 3358
Hancock 2 783 1050 916
Henry 2 417 483 450
Huntington 16 240 7265 1805
Jasper 4 220 17032 5669
Jennings 2 290 530 410
Knox 5 420 2100 1129
Kosciusko 1 10043 10043 10043
LaPorte 3 356 2280 1026
Lawrence 2 400 665 532
Montgomery 2 940 2610 1775
Noble 7 1020 19840 8313
Owen 2 290 300 295
Parke 1 2075 2075 2075
Porter 4 312 5940 2278
Pulaski 2 9045 10330 9688
Putnam 3 2425 13285 8070
Rush 2 853 2020 1437
Tippecanoe 14 165 6647 1418
Vigo 1 2120 2120 2120
Warren 1 765 765 765
White 4 550 6040 2888
Whitley 6 400 7040 2163

Univariate descriptive statistics of female indices (FI) of soybean cyst nematode populations that produced an FI ≥ 10% on soybean indicator lines

Soybean Indicator Line FI value (%)b
FI ≥ 10%a Minimum Observed Maximum Observed Average
PI 548402 (#1) 14.3 12.6 38.1 19.7
PI 88788 (#2) 88.1 11.4 84.8 43.9
PI 90763 (#3) 4.8 20.3 25.5 22.9
PI 209332 (#5) 90.5 12.6 76.2 39.8
PI 548316 (#7) 97.6 12.1 84.4 43.8
PI 567516C 19.0 11.8 37.7 19.2

Correlation coefficient among soybean indicator lines with resistance to soybean cyst nematode (SCN) based on female indices (FI)a from 42 SCN field populations collected in 2020 in Indiana

Indicator Line PI 548402 PI 88788 PI 90763 PI 437654 PI 209332 PI 89772 PI 548316
PI 88788 0.360*
PI 90763 −0.022 ns 0.057 ns
PI 437654 −0.037 ns 0.028 ns 0.303 ns
PI 209332 0.345* 0.799** 0.120 ns −0.100 ns
PI 89772 0.501** 0.342* 0.051 ns 0.169 ns 0.311*
PI 548316 0.396** 0.591** −0.091 ns −0.048 ns 0.675** 0.431**
PI 567516C −0.050 ns 0.045 ns −0.140 ns −0.202 ns 0.111 ns −0.051 ns 0.114 ns
eISSN:
2640-396X
Sprache:
Englisch
Zeitrahmen der Veröffentlichung:
Volume Open
Fachgebiete der Zeitschrift:
Biologie, andere
Zeitschrift RSS Feed