J. V. K. Afun

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

Survey and Exclusion Study to Explore for Natural Enemies in Ghana for the Control of Aerial Yam (Dioscorea bulbifera L.) in Florida, USA

I. Adama, J. V. K. Afun, M. B. Mochiah, M. Owusu-Akyaw & W. A. Overholt · Journal of Experimental Agriculture International · 2017

A survey and exclusion study to establish the presence of D. bulbifera and its associated phytophagous insect fauna was conducted in Ghana between 2004 and 2006. The purpose was to identify potential biological control agents for this plant invading natural and protected areas in...

Open access Research Article 10.9734/JEAI/2017/30789

Efficacy of Ethanolic Leaf Extract of Chromolaena odurata in Controlling Sitophilus zeamais in Stored Maize

Ibrahim Yussif Jnr, Amenga Denis Abugri & J. V. K. Afun · Journal of Experimental Agriculture International · 2016

Sitophilus zeamais Motschulsky is among the important pests which attack stored maize. It is listed in addition to Prostephanus truncatus as the two most damaging species of maize in West Africa. In Ghana about 15% of maize grains harvested is lost to S. zeamais. A laboratory stu...

Open access Research Article 10.9734/JEAI/2016/29216