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Entomopathogenic nematode management of small hive beetles (Aethina tumida) in three native Alabama soils under low moisture conditions

Open Access
|Jul 2021

Figures & Tables

Figure 1:

Pupation survival rates of Aethina tumida, small hive beetle, wandering larvae in sterile autoclaved or natural non-autoclaved Kalmia loamy sand soil after 20 days. Means of bars with the same letter are not significantly different (Tukey–Kramer, p ≤ 0.05).
Pupation survival rates of Aethina tumida, small hive beetle, wandering larvae in sterile autoclaved or natural non-autoclaved Kalmia loamy sand soil after 20 days. Means of bars with the same letter are not significantly different (Tukey–Kramer, p ≤ 0.05).

Figure 2:

Pupation survival rates of Aethina tumida, small hive beetle, wandering larvae at four population densities in sterile autoclaved and natural non-autoclaved Kalmia loamy sand after 20 days. Means of bars with the same letter are not significantly different (Tukey–Kramer, p≤0.05).
Pupation survival rates of Aethina tumida, small hive beetle, wandering larvae at four population densities in sterile autoclaved and natural non-autoclaved Kalmia loamy sand after 20 days. Means of bars with the same letter are not significantly different (Tukey–Kramer, p≤0.05).

Figure 3:

Percent parasitization of Athina tumida, small hive beetle, wandering larvae after treatments of six purchased entomopathogenic nematode species in sterile autoclaved or natural non-autoclaved Kalmia loamy sand after 10 days. Means of bars with the same letter are not significantly different (Tukey–Kramer, p≤0.05).
Percent parasitization of Athina tumida, small hive beetle, wandering larvae after treatments of six purchased entomopathogenic nematode species in sterile autoclaved or natural non-autoclaved Kalmia loamy sand after 10 days. Means of bars with the same letter are not significantly different (Tukey–Kramer, p≤0.05).

Figure 4:

Percent parasitization of Athina tumida, small hive beetle, wandering larvae after treatments of six purchased entomopathogenic nematode species at five EPN population densities in sterile autoclaved and natural non-autoclaved Kalmia loamy sand after 10 days. Means of bars with the same letter are not significantly different (Tukey–Kramer, p≤0.05).
Percent parasitization of Athina tumida, small hive beetle, wandering larvae after treatments of six purchased entomopathogenic nematode species at five EPN population densities in sterile autoclaved and natural non-autoclaved Kalmia loamy sand after 10 days. Means of bars with the same letter are not significantly different (Tukey–Kramer, p≤0.05).

Figure 5:

Percent parasitization of Aethina tumida, small hive beetle (SHB), wandering larvae after treatments of three USDA reared entomopathogenic nematode (EPN) species in non-autoclaved Kalmia loamy sand at 50% field capacity after 10 days. Means of bars with the same letter are not significantly different (Tukey–Kramer, p ≤ 0.05).
Percent parasitization of Aethina tumida, small hive beetle (SHB), wandering larvae after treatments of three USDA reared entomopathogenic nematode (EPN) species in non-autoclaved Kalmia loamy sand at 50% field capacity after 10 days. Means of bars with the same letter are not significantly different (Tukey–Kramer, p ≤ 0.05).

Figure 6:

Percent parasitization of Aethina tumida, small hive beetle (SHB), wandering larvae after treatments of three USDA reared entomopathogenic nematode (EPN) species at three population densities in non-autoclaved Kalmia loamy sand at 50% field capacity after 10 days. Means of bars with the same letter are not significantly different (Tukey–Kramer, p ≤ 0.05).
Percent parasitization of Aethina tumida, small hive beetle (SHB), wandering larvae after treatments of three USDA reared entomopathogenic nematode (EPN) species at three population densities in non-autoclaved Kalmia loamy sand at 50% field capacity after 10 days. Means of bars with the same letter are not significantly different (Tukey–Kramer, p ≤ 0.05).

Figure 7:

Percent parasitization of Aethina tumida, small hive beetle, wandering larvae after treatments of three USDA reared entomopathogenic nematode species in a Kalmia loamy sand, Benndale fine sandy loam, and a Decatur silt loam soils types at 50% field capacity after 10 days. Means of bars with the same letter are not significantly different (Tukey–Kramer, p ≤ 0.05).
Percent parasitization of Aethina tumida, small hive beetle, wandering larvae after treatments of three USDA reared entomopathogenic nematode species in a Kalmia loamy sand, Benndale fine sandy loam, and a Decatur silt loam soils types at 50% field capacity after 10 days. Means of bars with the same letter are not significantly different (Tukey–Kramer, p ≤ 0.05).

Figure 8:

Percent parasitization of Aethina tumida, small hive beetle, wandering larvae after treatments of three USDA reared entomopathogenic nematode species at two EPN population densities after 10 days. Means of bars with the same letter are not significantly different (Tukey–Kramer, p ≤ 0.05).
Percent parasitization of Aethina tumida, small hive beetle, wandering larvae after treatments of three USDA reared entomopathogenic nematode species at two EPN population densities after 10 days. Means of bars with the same letter are not significantly different (Tukey–Kramer, p ≤ 0.05).

Chemical properties of non-autoclaved and autoclaved soils used in the studya_

Non-autoclavedAutoclaved
UnitDSLBFSLKLSDSLBFSLKLS
ppmCa223516954092085376230
K28372582714968
Mg2586217422814772
P28136282623220
Al39327410731286184
B1.20.40.41.20.40.4
Cu1.412.71.21.50.8
Fe72226121921
Mn91362059086246
Na463938484036
Zn2042.9152.42.9
NO3-N1127127821
CaCO3 3.8<1.0<1.02.5<1.0<1.0
Soluble salts2382381,428381159254
mmhos/cmElectrical conductivity0.190.191.120.30.120.2
%N0.250.070.0350.240.0290.07
%C2.991.380.543.120.51.41
%Organic Material5.12.40.95.40.92.4
%S0.0310.0090.00730.0270.00660.013
%Moisture0.570.930.0260.890.260.68
cm3/cm3 H2O availability0.160.090.080.160.070.09
pH6.004.596.947.006.855.29
DOI: https://doi.org/10.21307/jofnem-2021-063 | Journal eISSN: 2640-396X | Journal ISSN: 0022-300X
Language: English
Page range: 1 - 14
Published on: Jul 8, 2021
Published by: Society of Nematologists, Inc.
In partnership with: Paradigm Publishing Services
Publication frequency: 1 times per year

© 2021 WinDi Sanchez, David Shapiro, Geoff Williams, Kathy Lawrence, published by Society of Nematologists, Inc.
This work is licensed under the Creative Commons Attribution 4.0 License.