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List of works by Johnnie van den Berg

A Special Collection:<i>Spodoptera frugiperda</i>(Fall Armyworm): Ecology and Management of its World-Scale Invasion Outside of the Americas

scientific article published in 2022

A new distribution and host record for the rare moth, <i>Callioratis millari</i> (Lepidoptera: Geometridae), and some ecological observations

scientific article published in 2024

A revision of the genus Conicofrontia Hampson (Lepidoptera, Noctuidae, Apameini, Sesamiina), with description of a new species: new insights from morphological, ecological and molecular data

scientific article (publication date: 26 February 2015)

Agro-ecological options for fall armyworm (Spodoptera frugiperda JE Smith) management: Providing low-cost, smallholder friendly solutions to an invasive pest

scientific article published on 15 May 2019

An Indirect Defence Trait Mediated through Egg-Induced Maize Volatiles from Neighbouring Plants

scientific article

An Overview of Mechanisms of Cry Toxin Resistance in Lepidopteran Insects.

scientific article published on 16 February 2017

Assessing the Likelihood of Gene Flow From Sugarcane (Saccharum Hybrids) to Wild Relatives in South Africa.

scientific article published on 7 June 2018

Chemical Control and Insecticide Resistance in Spodoptera frugiperda (Lepidoptera: Noctuidae) ⬇️

scientific article published on 1 December 2022

Comparative diversity of arthropods on Bt maize and non-Bt maize in two different cropping systems in South Africa.

scientific article published in February 2014

Cry1Ab protein from Bacillus thuringiensis and MON810 cry1Ab-transgenic maize exerts no adjuvant effect after airway exposure

scientific article published on March 2015

Detection of transgenes in local maize varieties of small-scale farmers in eastern cape, South Africa

scientific article

Diversity of fall armyworm, Spodoptera frugiperda and their gut bacterial community in Kenya

scientific article published on 05 March 2020

Dominant inheritance of field-evolved resistance to Bt corn in Busseolafusca

scientific article published on 02 July 2013

Ecological Genetics and Host Range Expansion by Busseola fusca (Lepidoptera: Noctuidae).

scientific article published on 19 May 2015

Ecology of the African Maize Stalk Borer, Busseola fusca (Lepidoptera: Noctuidae) with Special Reference to Insect-Plant Interactions

scientific article

Effect of learning on the oviposition preference of field-collected and laboratory-reared Chilo partellus (Lepidoptera: Crambidae) populations.

scientific article published on August 2007

Effects of Bt maize on Agrotis segetum (Lepidoptera: Noctuidae): a pest of maize seedlings.

scientific article published on April 2010

Effects of Cry1Ab transgenic maize on lifecycle and biomarker responses of the earthworm, Eisenia andrei

scientific article published on 12 December 2012

Effects of endophyte colonization of Vicia faba (Fabaceae) plants on the life-history of leafminer parasitoids Phaedrotoma scabriventris (hymenoptera: braconidae) and Diglyphus isaea (hymenoptera: eulophidae).

scientific article

Efficacy of Bt Maize for Control of Spodoptera frugiperda (Lepidoptera: Noctuidae) in South Africa

scientific article published on 01 May 2019

Genetic comparisons of fall armyworm populations from 11 countries spanning sub-Saharan Africa provide insights into strain composition and migratory behaviors.

scientific article published on 5 June 2019

Genetic hitchhiking and resistance evolution to transgenic Bt toxins: insights from the African stalk borer Busseola fusca (Noctuidae).

scientific article

Gut microbiota of Busseola fusca (Lepidoptera: Noctuidae).

scientific article

Impact of herbivory by Zerenopsis lepida (Lepidoptera: Geometridae) on the endangered Encephalartos eugene-maraisii under field conditions

scientific article published in 2023

Impact of violated high-dose refuge assumptions on evolution of Bt resistance

scientific article

Influence of Temperature on Intra- and Interspecific Resource Utilization within a Community of Lepidopteran Maize Stemborers

scientific article

Insect Resistance Management in Bt Maize: Wild Host Plants of Stem Borers Do Not Serve as Refuges in Africa.

scientific article published on 22 December 2016

Integrative taxonomy of Acrapex stem borers (Lepidoptera : Noctuidae : Apameini): combining morphology and Poisson Tree Process analyses

article

Introgression of a cry1Ab transgene into open pollinated maize and its effect on Cry protein concentration and target pest survival

scientific article published on 16 December 2019

Is Bt maize effective in improving South African smallholder agriculture?

article

Isolation and characterization of microsatellite markers from Teretrius nigrescens Lewis (Coleoptera: Histeridae), predator of the storage pest Prostephanus truncatus (Horn) (Coleoptera: Bostrichidae).

scientific article published on 5 March 2009

Isopentyl Butanoate: Aggregation Pheromone of the Brown Spiny Bug, Clavigralla tomentosicollis (Hemiptera: Coreidae), and Kairomone for the Egg Parasitoid Gryon sp. (Hymenoptera: Scelionidae)

scientific article published on 17 June 2019

Larval Migration Behaviour of Busseola fusca (Lepidoptera: Noctuidae) on Bt and Non-Bt Maize under Semi-Field and Field Conditions

scientific article published on 23 December 2019

Modeling the Influence of Abiotic and Biotic Factors on Spatial and Temporal Fluctuations of Prostephanus truncatus (Coleoptera: Bostrichidae) Populations in Mozambique ⬇️

scientific article published on 25 November 2021

Molecular markers reveal narrow genetic base and culturing-associated genetic drift in Teretrius nigrescens Lewis populations released for the biological control of the larger grain borer in Africa.

scientific article published on 5 December 2013

Movement and survival of Busseola fusca (Lepidoptera: Noctuidae) larvae within maize plantings with different ratios of non-Bt and Bt seed

scientific article

Pathogenicity of entomopathogenic fungi Metarhizium anisopliae and Beauveria bassiana (Hypocreales: Clavicipitaceae) isolates to the adult pea leafminer (Diptera: Agromyzidae) and prospects of an autoinoculation device for infection in the field.

scientific article published in April 2010

Pest resistance to Cry1Ab Bt maize: Field resistance, contributing factors and lessons from South Africa

article

Phylogenetics, integrative taxonomy and systematics of the Sesamia cretica species group (Lepidoptera: Noctuidae: Apameini: Sesamiina), with the description of 21 new species from the Afrotropical region ⬇️

scientific article published on 3 September 2022

Phylogeny and systematics of the Sesamia coniota Hampson species group (Lepidoptera: Noctuidae: Noctuinae: Apameini: Sesamiina), with the description of three new species from the Afrotropical region

scientific article

Plant Abandonment by Busseola fusca (Lepidoptera: Noctuidae) Larvae: Do Bt Toxins Have an Effect?

scientific article published on 22 January 2020

Resistance Status of Busseola fusca (Lepidoptera: Noctuidae) Populations to Single- and Stacked-Gene Bt Maize in South Africa

article

Responses of parasitoids to volatiles induced by Chilo partellus oviposition on teosinte, a wild ancestor of maize

scientific article published on April 2015

Suitability of Wild Host Plants and Firewood as Hosts of Prostephanus truncatus (Coleoptera: Bostrichidae) in Mozambique

article

Susceptibility of Tuta absoluta (Lepidoptera: Gelechiidae) Pupae to Soil Applied Entomopathogenic Fungal Biopesticides

scientific article published in 2021

Telenomus Remus, a Candidate Parasitoid for the Biological Control of Spodoptera Frugiperda in Africa, is already Present on the Continent.

scientific article published on 29 March 2019

The Effect of Different Host Plants on Development and Survival of Nysius natalensis (Hemiptera: Orsillidae).

scientific article published on 21 January 2015

The Effect of Temperature on the Development of Spodoptera frugiperda (Lepidoptera: Noctuidae)

scientific article published on 07 April 2020

The Potential Effect of Bt Maize on Chrysoperla pudica (Neuroptera: Chrysopidae).

scientific article published on 17 February 2017

The effect of temperature on the development and reproduction of Busseola fusca (Lepidoptera: Noctuidae).

scientific article

The potential global distribution of Chilo partellus, including consideration of irrigation and cropping patterns.

scientific article published on 04 August 2016

Transcriptome and differentially expressed genes of Busseola fusca (Lepidoptera: Noctuidae) larvae challenged with Cry1Ab toxin

scientific article published on 25 May 2019

Unexpected Diversity of Wolbachia Associated with Bactrocera dorsalis (Diptera: Tephritidae) in Africa

scientific article published on 31 May 2019

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