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J

John Manu

Publications (2)

A Survey of Tomato Farmers and their Knowledge on Fruit Borers (Helicoverpa Armigera Mill) in Kumawu of Sekyere Kumawu and Agogo of Asante Akim North Districts in Ghana

John Manu, J. V. K. Afun & Charles Kwoseh · Asian Journal of Advances in Agricultural Research · 2021

Tomato (Lycopersicon esculentum) is a popular and important crop as it is consumed worldwide. It serves as a source of nutrients such as vitamins A and C. In Ghana, tomato production contributes to agricultural GDP, employment creation and foreign exchange earnings. However, toma...

Open access Research Article 10.9734/ajaar/2021/v16i130166

Evaluation of Synthetic Insecticides for the Management of Helicoverpa Armigera Mill in Tomato Production

John Manu & J.V.K Afun · Asian Journal of Advances in Agricultural Research · 2021

This study was conducted to evaluate the efficacy of synthetic insecticides in managing Helicoverpa armigera Mill in tomato production. The experiment was conducted during the major and minor tomato growing seasons at the Sekyere Kumawu and Asante Akim North districts in Ghana. T...

Open access Research Article 10.9734/ajaar/2021/v16i130164