Experiments were conducted between 2007 and 2008 to determine the optimum rate of organic fertilizer (OF) for okra production and to evaluate residual effects of OF on soil physical properties. Six...
Soils in areas of mining operation are used in cultivating crops in Kwara State. This makes it imperative to monitor the concentrations of toxic heavy metals in the soil. The concentrations of Mn,...
Ajiboye, G. A., Ogunwale, J. A. and Aduloju, M. O.
Potassium (K) status of soils formed over talc at in a Southern Guinea Savanna Zone of Nigeria was assessed by the exchangeable, acid extractable, residual K and total K values in the sand, silt and...
Ajiboye, G. A., Alabi, K. O., Aiboni, V. U., Okeleye, K. A. and Adesodun, J. K.
A detailed survey of the soils of a toposequence at Odeda, Ogun State was conducted to characterize, classify and assess the suitability of the soils for sustainable production of rice. The rigid...
N.A. Onunka, V.E. Osodeke, D. O. Asawalam and C. N. Ebeniro
A field trial was conducted at National Root Crops Research Institute, Umudike, Abia State Nigeria, in 2004/2005 cropping seasons. The aim was to determine the effect of integration and time of...
The effects of different residue management techniques on runoff, growth and yield of maize (Zea mays. L) were evaluated in a sandy loam soil (Typic haplustalf) at Ilorin, Nigeria, using maize stover...
Odofin, A. J. , Kaure, I. G. , Tanko, L. and Edoga, R. N.
Field trials were carried out in 2008 and 2009 cropping seasons to compare manual ridging (control) with ten conservation and conventional farming practices. The zero tillage treatments recorded...
conservation agricultureconventional agricultureyield-cost ratio
This study was carried out to investigate the effects of heavy metal contamination on the microbial population, organic carbon and nitrogen mineralization in the soil planted to legumes. Two heavy...
Soil micronutrients are nutrients required by plants in small quantity. They affect plant growth either directly or indirectly. Availability of these elements for crop growth and development may be...
spatial variabilitycoefficient of variationmicronutrientstermite infestationguinea savanna.
A study was carried out at the Teaching and Research Farm of the University of Ado-Ekiti, Nigeria, during early 2008 and 2009 cropping seasons to determine the effects of time and methods of NPK...
The influence of sodium (Na) and potassium (K) on growth and nutrient content of tomato was investigated on the field between 2003 and 2004 at the Teaching and Research Farm, Obafemi Awolowo...
Soil organic carbon (SOC) is important in restoration of microaggregate stability of tropical soils. This study evaluated effect of pig-composted manure applied at 0, 5, 10 and 15 Mg ha-1 to...
This study was conducted to evaluate soil physical and chemical properties in relation to erodibility and gully erosion in Akwa Ibom State, South eastern Nigeria. The locations of study were three...
The use of remotely sensed data through Geographic Information System template for land use evaluation and classification is relatively cheap with less drudgery. Landsat satellite imageries covering...
Shokalu A. O. , Shokalu O. , Adetunji M. T. and Azeez J. O.
The response of soybean (Glycine max (L) Merr.) to phosphorus from beneficiated Ogun phosphate rock (OPR) and zinc application (as ZnO; 80 % Zn) was studied in both pot and field experiments. Pot...
A nursery experiment was carried out in Ibadan (rain forest zone), Southwest Nigeria to study relative effect(s) of combined use of organo-mineral fertilizer (OMF) and cocoa pod husk ash (CPHA) on...
A field trial was conducted at National Root Crops Research Institute Umudike in 2004/2005 cropping seasons. The aim was to evaluate the effect of poultry manure applied over time intervals on some...
A field experiment was conducted on a tropical alfisol for two consecutive years to determine the effect of integrated application of nutrient sources on nutrient uptake and soil properties. The...
This study was carried out on a tropical alfisol for two consecutive years to investigate the effect of a legume based integrated nutrient management system on the soil status of nitrogen and...
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