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Now showing items 11-20 of 27
Quantifying the pollination ecosystem service provided by non-Apis bees in tomato production
(North-West University (South Africa), 2021)
Pollination provided by bee species is a key contributor to the reproductive success of a wide variety of crops. In South Africa, tomato (Solanum lycopersicum) is among the most important cash crops. Tomato flowers are ...
Evaluation of tomato cultivars for resistance to Tuta absoluta (Lepidoptera : Gelechiidae)
(North-West University (South Africa), 2021)
Cultivated tomato, Solanum lycopersicum L., is the second-most important herbaceous vegetable after potato, both in the world and South Africa. It is cultivated in all nine provinces of South Africa with an estimated annual ...
Evaluation of the susceptibility status of Spodoptera frugiperda (Lepidoptera : Noctuidae) larvae from different instars to insecticides
(North-West University (South Africa), 2021)
Invasive pests such as the fall armyworm (FAW), Spodoptera frugiperda (J.E. Smith) (Lepidoptera: Noctuidae) are mainly controlled with insecticides. The labels of insecticides registered for its control in South Africa, ...
Host plant suitability and baseline susceptibility of Tuta absoluta (Lepidoptera : Gelechiidae) to insecticides in South Africa
(North-West University (South Africa), 2021)
The devastating tomato pest, Tuta absoluta (Meyrick) (Lepidoptera: Gelechiidae) (tomato leafminer/tomato pinworm), originates from South America. It invaded South Africa in 2016. It not only causes severe damage to tomato, ...
Host suitability of poaceous and broad leaf plants for Fall armyworm (Spodoptera frugiperda) (Lepidoptera: Noctuidae)
(North-West University (South Africa), 2020)
Spodoptera frugiperda is native to the Americas but invaded the African continent in 2016, causing damage to maize and sorghum. Reports from literature indicate that larvae of S. frugiperda can feed on 353 different host ...
The indirect effect of Bt maize (Cry1Ab) on Cotesia sesamiae (Hymenoptera : Braconidae)
(North-West University (South Africa), 2019)
Busseola fusca (Fuller) (Lepidoptera: Noctuidae), Chilo partellus (Swinhoe) (Lepidoptera: Crambidae) and Sesamia calamistis Hampson (Lepidoptera: Noctuidae) are major pests of maize and sorghum in sub-Saharan Africa. The ...
Feeding and oviposition preference of Spodoptera frugiperda (Lepidoptera: Noctuidae) for selected poaceous plant species
(North-West University (South Africa), 2019)
The Fall armyworm (FAW), Spodoptera frugiperda Smith (Lepidoptera: Noctuidae), is an agricultural pest native to the Americas. FAW is polyphagous with 274 larval host plant species being reported. Crop losses are caused ...
The effect of Ricinus communis on larval behaviour and midgut microbe communities of Spodoptera frugiperda (Lepidoptera : Noctuidae)
(North-West University (South Africa), 2019)
The Fall Armyworm (FAW), Spodoptera frugiperda (J.E. Smith) (Lepidoptera: Noctuidae) is an invasive pest species that spread throughout sub-Sahara Africa after its introduction into west Africa during 2016. It is a destructive ...
Toxicity bioassays with insecticide formulations used for control of Spodoptera frugiperda (Lepidoptera : Noctuidae)
(North-West University (South Africa), 2019)
The fall armyworm, Spodoptera frugiperda, is an exotic pest of maize in Africa. It is polyphagous and has the ability to develop on a wide range of host plants with different nutritional indices. Rearing of insects is ...
Toxicity of four insecticides to Spodoptera frugiperda in South Africa
(North-West University (South Africa), 2021)
The Fall Armyworm (FAW), Spodoptera frugiperda (J.E. Smith) (Lepidoptera: Noctuidae), is described as one of the most important noctuid pests in the Americas. The invasion of the FAW in South Africa during 2017 poses a ...