January 2011
The physical and chemical characteristics of soils of Northern Kenya Aridlands: Opportunity for sustainable agricultural production
Biophysical characterization was carried out in the mountain and oasis areas within the Northern Kenya Arid Lands with a view of identifying, soil constraints and opportunities for sustainable agricultural production in the area. The soil aspects were studied through desk-top analysis of the existing databases and collection of secondary data at regional scale, site evaluation surveys at site level and detailed soil...
January 2011
Comparative study of different organic manures and NPK fertilizer for improvement of soil chemical properties and dry matter yield of maize in two different soils
A pot experiment was conducted to compare different organic manures with NPK fertilizer for improvement of chemical properties of acid soil from farmer’s field in coastal area of Epe and nutrient depleted soil from research field of Institute of Agricultural Research and Training, Moor Plantation, Ibadan. Maize was planted for 12 weeks and dry matter yield was determined. Results showed that application of 5...
January 2011
The effects of soil density on the vegetation of the Umfolozi catchment in South Africa
The effects of soil compaction on plant productivity were studied in the dry season of September 2008 in Umfolozi catchment, South Africa. This study used 10 paired plots each measuring 20 x 20 m and 1 x 1 m quadrats randomly located within the study plots in both degraded and undegraded sites. Soil samples were collected on the outer edge of the quadrats within the study plots. Soil moisture (%) in the soil samples...
January 2011
The importance of Turkish hazelnut trace and heavy metal contents for human nutrition
The trace and heavy metal concentration of eighteen different varieties of hazelnut were studied for variety and geographical region discussed for human nutrition and health. These results showed that average Al, As, B, Cr, Co, Cd, Cu, Fe, Mn, Mo, Ni, Se, Pb, and Zn concentrations in the varieties varied in the following ranges 0.91-9.74, 0.02-0.27, 14.60-29.90, 0.02-0.04, 0.07-0.61, 0.01-0.03, 13.76-21.71,...
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