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. 2022 Dec 30;59(4):414–423. doi: 10.2478/helm-2022-0035

Table 2.

Morphological important characters of females of Aphelenchoides bicaudatus from various localities. All measurements are in pm and in form: mean ± SD (range), except for ratio. * = extracted from original drawings.

Present study Imamura, 1931 (Filipjev and Schuurmans Stekhoven (1941)) Siddiqui and Taylor (1967) Jen etal., 2012 Kim et a/., 2016 Israr et al., 2017
Population South Africa Japan USA Taiwan South Korea Pakistan
L(μm) 455.3 ± 64.5 (409-529) 430 (380 - 470) 460 (410-550) 499.12 ±67.95 (376-637) 517.9 ±3.8 (513.6-522.6) 360
a 29.1 ±2.0 (27.1-31.1) 31.5 (31.3-31.7) 28.0 (25-31) 33.03 ± 2.42 (27.00-38.64) 28.3 ± 0.5 (27.7-28.8) 30.1 -32.7
b 4.6 ±0.5 (4.1-5.1) 7.4 (6.8-8.4) 8.2 (7.3-9.6) 9.0 ±0.7 (7.5-10.0) 7.3 ±0.0 (7.3-7.4) 7.2-8.8
c 16.3 ±2.0 (14.1-17.8) 10.6 (9.4-12.6) 11.4(9.8-13.7) 11.94 ± 0.93 (10.16-14.80) 11.3 ±0.5 (10.7-11.9) 11.3-12.0
c' 3.2 ±0.6 (2.6-3.6) 4.4* 4.7* 5.41 ±0.56 (4.13-7.14) 4.6 ±0.1 (4.4-4.8) 2.9-3.7
Tail (μm) 28.0 ±3.6 (24-31) 44* 41 37-43 45.9 ±2.5 (43.1 -48.8) 30-31
V(%) 68.8 ± 1.6 (67-71) 70.4 (61.7-90.2) 67.5 (65-70) 68.53 ± 1.20 (64.90-71.83) 66.0 ± 0.2 (65.7-66.4) 66.8-67.2
Stylet (μm) 11.1 ±1.7(10-13) 10* 11.2(10-12) 10.38 ±0.63 (9-12) 11.2 ± 0.5 (10.4 - 11.7) 10-11