G. A. Iwo

Multi-Environments Evaluation of Elite Mutant Lines of Improved Ginger for Yield Stability and Selection

G. A. Iwo, C. O. Amadi, E. E. Obok, M. N. Abua, E. O. Odor, H. E. Kwon-Ndung, Garba Ali & Idris B. Maccido · Asian Journal of Research in Crop Science · 2026

A multi-location evaluation of 15 improved elite ginger mutant lines was conducted in the 2023 and 2024 cropping seasons across 10 states in Nigeria. The states were Abia, Bauchi, Benue, Borno, Cross River, Kaduna, Nasarawa, Osun, Plateau and FCT. The objective of the work was to...

Open access Research Article 10.9734/ajrcs/2026/v11i2417

Morphogenetic and Yield Analysis of Selected Turmeric (Curcuma longa L.) Accessions in Nigeria

E. G. Okoiseh, G. A. Iwo, J. E. Nyah & O. J. Ekwere · Asian Journal of Research in Botany · 2026

This study evaluated the morphological attributes, yield performance, and genetic variability of selected turmeric accessions at Obio Akpa, Akwa Ibom State, Nigeria. The experiment was conducted during the 2024 and 2025 cropping seasons at the Teaching and Research Farm of Akwa I...

Open access Research Article 10.9734/ajrib/2026/v9i2331

Nutritional Qualities of Ginger Mutant Lines Grown in the Humid Tropical Agroecology of Nigeria

M. N. Abua, M. A. Ittah, E. E. Obok, G. A. Iwo, R. E. Edugbo & C. O. Amadi · Asian Journal of Advances in Agricultural Research · 2020

The present study was aimed to determine the variations in nutritional qualities of 15 mutant lines and two landraces of ginger (Zingiber officinale). Fifteen (15) gamma (γ)-ray induced mutants lines and two landraces of ginger were planted in 2017 early cropping season in the Te...

Open access Research Article 10.9734/ajaar/2020/v12i230080