Professor Sulaiman Yau Lawan

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Research Article Vol. 31, Issue 1

Mineralogical Investigation of Some Imperfectly and Poorly Drained Soils of the Nigerian Northern Guinea Savanna Agroecology

Abdulrashid Shobayo Babatunde^*, Sulaiman Yau Lawan, Aliyu, J.,

This study aimed to investigate the mineralogy of soils with impaired drainage formed within the northern guinea savanna of Nigeria. Soil survey procedure was carried out to identify the two soil individuals (polypedon) namely: imperfectly drained soil (IDS) and poorly drained soil (PDS) that occupied 6,407.68ha (90.96%) and 636.82 ha(9.04%) respec...

Apr, 2021 Vol. 31, Issue 1 237 views 495 downloads

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Research Article Vol. 30, Issue 3

Impact of Land Use/cover on Carbon Sequestration in Afaka Forest Reserve, Northern Guinea Savanna of Nigerian

Jimoh, A. I.^*, Sulaiman Yau Lawan, Odunze Azubuike Chidowe, Sawa, B.A,

This study aims to assess the impact of land use/cover on carbon sequestration in Afaka Forest Reserve. Six (6) land use/cover types were delineated and used in the study area. This includes Eucalyptus plantation (EP), Farmland (FL), Gme- lina plantation (GP), Mixed plantation (MP), Natural plantation (NP) and Teak plantation (TP). A profile pit wa...

Dec, 2020 Vol. 30, Issue 3 273 views 574 downloads

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Research Article Vol. 29, Issue 1

Soil Mapping and in - Situ Soil Description of Selected Land Area of Funtua, Nigeria

Shobayo A.B.,^*, Sulaiman Yau Lawan, Tarfa, B.D.

The study was done to delineate soil mapping units and produce the soil map of a selected 10 000 ha land. Landsat imagery of the study area was acquired and used for land cover and land use identification. Digital Elevation Models (DEM) of 10 m resolution was also obtained to produce landforms and contour maps. A 10 000 ha land was delineated from ...

Apr, 2019 Vol. 29, Issue 1 238 views 540 downloads

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Research Article Vol. 29, Issue 1

Soil Mineralogical Characterization of Selected Carmine Alfisols and Plinthic Inceptisols of Funtua, Nigeria

Abdulrashid Shobayo Babatunde^*, Sulaiman Yau Lawan, Odunze Azubuike Chidowe

This study aimed to characterize the mineralogical properties of soils formed over a basement complex parent material in the Northern Guinea Savanna agro-ecology of Nigeria. The selected study site was in Funtua, Funtua Local Government Area of Katsina State, Nigeria. Soil boundaries were delineated, and three soil individuals were identified, name...

Apr, 2019 Vol. 29, Issue 1 292 views 540 downloads

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Research Article Vol. 26, Issue 1

An Assessment of Land Use/cover Using Conventional and Satellite Data in Tomas Irrigtion Scheme, Kano, North - Western Nigeria.

Sulaiman Yau Lawan^*, B. A. Raji, MALGWI W.B., Uyovbisere E, Manasseh E.A.

Soil is a life supporting system upon which human beings have been dependent from the dawn of civilization. Hence comprehensive information on soil resources, its potentials, limitations and capabilities are required for a variety of purpose, which includes sustainable agriculture, reclamation of degraded lands among others. Data from SPOT 5 (2005)...

Apr, 2016 Vol. 26, Issue 1 250 views 473 downloads

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Research Article Vol. 23, Issue 2

Compilation of Existing Soil Series in North - Eastern Nigeria: Problem and Prospect

E. M. Achukwu^*, B. A. Raji, Sulaiman Yau Lawan

Classification of soil to the series level is very important in specific agricultural production, from one location to another, due to the variations that exist in different soil series. In the North Eastern region of Nigeria, numerous soil surveys have been carried out in the past at various scales. The objective of the study was to compile system...

Aug, 2013 Vol. 23, Issue 2 323 views 500 downloads