S. K. Osuaku

Shrinkage Characteristics of Soils under Varying Geological Formations in a Humid Tropical Environment of Southeastern Nigeria

L. C. Agim, C. J. Ezenwanne, S. K. Osuaku & P. I. Isika · Asian Journal of Geological Research · 2026

This study evaluated the shrinkage characteristics and shrink–swell susceptibility of soils developed from different geological parent materials in a humid tropical environment of southeastern Nigeria. Soil samples were collected from three parent materials: Coastal Plain Sand at...

Open access Research Article 10.9734/ajoger/2026/v9i3263

Effect of Spacing and Planting Time on Growth, Yield and Yield Components of Mustard (Brassica nigra L.) Cultivar in Unwana, Ebonyi State, Nigeria

B. A. Essien, C. E. Ogu & S. K. Osuaku · Asian Journal of Agricultural and Horticultural Research · 2024

A field experiment was conducted at the Department of Horticulture and Landscape Technology teaching and research farm during 2022 cropping season, to investigate the effect of spacing and planting time on the growth, yield and yield components of mustard in Unwana agro-ecology o...

Open access Research Article 10.9734/ajahr/2024/v11i4347