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J. D. Obeten

Publications (7)

Growth Response of Vernonia hymenolepis (Sweet Bitter Leaf) Seedlings Inoculated with Arbuscular Mycorrhizal Fungi (AMF) under Fusarium Root Rot Stress in Calabar, Nigeria

J. D. Obeten, D. E. Akam, N. D. Okena, E. E. Akiba & S. E. Udo · Asian Journal of Research in Crop Science · 2026

Background: Vernonia hymenolepis is an underutilized African leafy vegetable with important nutritional and economic value, but its productivity is severely threatened by soil-borne pathogens such as Fusarium oxysporum, necessitating sustainable management approaches such as the...

Open access Research Article 10.9734/ajrcs/2026/v11i2436

Effects of Arbuscular Mycorrhizal Fungi on Chlorophyll Content and Foliar Nutrient Yield of Amaranthus hybridus under Fusarium oxysporum Stress

J. D. Obeten, D. E. Akam & S. E. Udo · Asian Journal of Research in Crop Science · 2026

Background: The genus Amaranthus has gained global attention for its nutritionally important species cultivated as leafy vegetables and grains. However, despite their role in diversifying diets in Nigeria, the capacity of arbuscular mycorrhizal fungi (AMF) to mitigate pathogen st...

Open access Research Article 10.9734/ajrcs/2026/v11i2433

Phenotypic Diversity and Selection Potential in Mung Bean (Vigna radiata L.) Based on Agro Morphological Traits

N. D. Okena, J. D. Obeten, D. E. Akam, E. E. Akiba & A. E. Okon · Asian Journal of Biology · 2026

Background and Aim: Mung bean (Vigna radiata L.) is an important short-duration grain legume valued for its protein content and contribution to sustainable agriculture via biological nitrogen fixation. However, its productivity is constrained by narrow genetic variability. This s...

Open access Research Article 10.9734/ajob/2026/v22i5658

Effect of Storage Conditions on the Development of Onion Bulb Rot (Allium cepa L.) in Calabar, Nigeria

E. F. Ibiang-Abam, J. D. Obeten, S. E. Udo & D. E. Akam · Asian Journal of Research in Botany · 2025

Aims: An investigation was carried out to isolate and identify the fungal pathogens responsible for post-harvest (storage) deterioration of onion bulbs in the North, Central, and Southern Senatorial Districts of Cross River State, Nigeria. Study Design: The experiment was arrange...

Open access Research Article 10.9734/ajrib/2025/v8i2293

Growth Performance and Disease Suppression in Pepper (Capsicum annuum L.) Treated with Trichoderma viride under Fusarium oxysporum and CMV Stress

D. E. Akam, E. E. Ekpiken, J. D. Obeten, N. D. Okena, E. E. Akiba & S. E. Udo · Asian Journal of Research in Crop Science · 2026

Background: Capsicum annuum (pepper) is an economically important crop whose production is significantly reduced by Fusarium wilt and Cucumber mosaic virus, prompting interest in sustainable control strategies such as the biocontrol agent Trichoderma viride to improve growth and...

Open access Research Article 10.9734/ajrcs/2026/v11i2437

Effect of Arbuscular Mycorrhizal Fungi on Growth Performance and Anthracnose Disease Suppression in Trichosanthes cucumerina (L) Calabar, Nigeria

E. E. Akiba, S. E. Osim, E. Ndibukke, J. D. Obeten, D. E. Akam & N. Okena · Asian Journal of Research in Botany · 2026

Background: Vegetable are essential for optimal health providing vital nutrients, fiber, and antioxidants that protect against chronic diseases such as heart disease, stroke and contain cancers, Anthracnose and die back as a devastating fungal disease, primarily caused by Colleto...

Open access Research Article 10.9734/ajrib/2026/v9i1315

Serological Detection of Viruses Infecting Okra in Cross River State, Nigeria

O. I. Eyong, S. E. Udo, E. E. Ekpiken, O. I. Onen & J. D. Obeten · Asian Journal of Research in Botany · 2022

Okra (Abelmoschus esculentus L.) also known as lady’s finger in England is an important vegetable crop of the family Malvaceae growing throughout the tropical and warm temperate regions of Asia, Africa, and the USA for food, fibre, Gum, starch, spices, and medicinal purposes. The...

Open access Research Article