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Nematicide effects on non-target nematodes in bermudagrass Cover

Nematicide effects on non-target nematodes in bermudagrass

Open Access
|Apr 2019

Figures & Tables

Figure 1:

Population densities of bacterivore nematodes from mist and soil extraction as affected by different nematicide applications at all sampling dates. *,**,***Different from the untreated according to analysis of covariance, P⩽0.1, 0.05, and 0.01, respectively.
Population densities of bacterivore nematodes from mist and soil extraction as affected by different nematicide applications at all sampling dates. *,**,***Different from the untreated according to analysis of covariance, P⩽0.1, 0.05, and 0.01, respectively.

Figure 2:

Population densities of fungivore nematodes from mist and soil extraction as affected by different nematicide applications at all sampling dates. *,**,***Different from the untreated according to analysis of covariance, P⩽0.1, 0.05, and 0.01, respectively.
Population densities of fungivore nematodes from mist and soil extraction as affected by different nematicide applications at all sampling dates. *,**,***Different from the untreated according to analysis of covariance, P⩽0.1, 0.05, and 0.01, respectively.

Figure 3:

Population densities of omnivore nematodes from mist and soil extraction as affected by different nematicide applications at all sampling dates. The scale of the y-axis for soil extraction is different for 2017 than for 2016. *,**,***Different from the untreated according to analysis of covariance, P⩽0.1, 0.05, and 0.01, respectively.
Population densities of omnivore nematodes from mist and soil extraction as affected by different nematicide applications at all sampling dates. The scale of the y-axis for soil extraction is different for 2017 than for 2016. *,**,***Different from the untreated according to analysis of covariance, P⩽0.1, 0.05, and 0.01, respectively.

Figure 4:

Population densities of predatory nematodes from mist and soil extraction as affected by different nematicide applications at all sampling dates. *,**,***Different from the untreated according to analysis of covariance, P⩽0.1, 0.05, and 0.01, respectively.
Population densities of predatory nematodes from mist and soil extraction as affected by different nematicide applications at all sampling dates. *,**,***Different from the untreated according to analysis of covariance, P⩽0.1, 0.05, and 0.01, respectively.

Figure 5:

Maturity index (MI) from mist and soil extraction as affected by different nematicide applications at all sampling dates. *,**,***Different from the untreated according to analysis of covariance, P⩽0.1, 0.05, and 0.01, respectively.
Maturity index (MI) from mist and soil extraction as affected by different nematicide applications at all sampling dates. *,**,***Different from the untreated according to analysis of covariance, P⩽0.1, 0.05, and 0.01, respectively.

Nematicide formulations used in the field study and their per-application labeled application rates_

Active Ingredient (a.i.)Trade nameApplication rateFormulation
AbamectinDivanem0.89 liters product/ha (70 g a.i./ha)ECa
FluopyramIndemnify1.25 liters product/ha (500 g a.i./ha)EC
FurfuralMultiGuard Protect56 liters product/ha (60 kg a.i./ha) 2016b 74 liters product/ha (77 kg a.i./ha) 2017EC
FluensulfoneNimitiz Pro G62.25 kg product/ha (1 kg a.i./ha)G

Nematode families identified from turfgrass plugs and soil samples_

FamilyCp valueProportion of total mist extracted nematodesProportion of total soil extracted nematodesProportion of total nematodes
Bacterivores
Bathyodontidae4<0.01<0.01<0.01
Cephalobidae20.270.330.30
Diplogasteridae1<0.01<0.01<0.01
Diploscapteridae1<0.01<0.01<0.01
Diphtherophoridae3<0.01<0.01<0.01
Monhysteridae2<0.01<0.01<0.01
Plectidae20.01<0.010.01
Rhabditidae1<0.010.010.01
Teratocephalidae3<0.010.010.01
Fungivores
Anguinidae2<0.01<0.01<0.01
Aphelenchidae20.050.020.03
Tylenchidae20.280.100.18
Omnivores
Aporcelaimidae50.080.170.13
Predators
Discolaimidae5<0.01<0.01<0.01
Ironidae4<0.01<0.01<0.01
Monochidae40.00<0.01<0.01
Qudsianematidae40.080.020.04
Thornenematidae5<0.010.010.01
Herbivores
Belonolaimidae3<0.010.020.03
Criconematidae3<0.010.010.01
Heteroderidae30.100.050.08
Hoplolaimidae30.080.200.15
Longidoridae50.02<0.010.01
Trichodoridae4<0.01<0.01<0.01
DOI: https://doi.org/10.21307/jofnem-2019-009 | Journal eISSN: 2640-396X | Journal ISSN: 0022-300X
Language: English
Page range: 1 - 12
Submitted on: Oct 1, 2018
Published on: Apr 15, 2019
Published by: Society of Nematologists, Inc.
In partnership with: Paradigm Publishing Services
Publication frequency: 1 times per year

© 2019 Benjamin D. Waldo, Zane J. Grabau, Tesfamariam M. Mengistu, William T. Crow, published by Society of Nematologists, Inc.
This work is licensed under the Creative Commons Attribution 4.0 License.