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 Article10.9734/ajahr/2024/v11i4347
In this study, we investigated the fruit, seed yield and biofuel production potentials of Jatropha curcas in soils fertilized with different rates of rice husk dust (RHD) and NPK 10:10:10. This study took place at the Teaching and Research Farm of the Department of Horticulture a...
Open access
Research Article10.9734/jaeri/2021/v22i130182
The present study investigated the combined effect of rice husk dust (RHD) (0.1.2.3.4 and 5 ton ha-1) and NPK 10:10:10 fertilizer (0, 1, 2, 3, 4 and 5 ton ha-1) arranged factorially in Randomized Complete Block Design(RCBD)on selected soil fertility indices (pH, organic carbon, o...
Open access
Research Article10.9734/ijpss/2021/v33i230410
J. C. Nwite, B. A. Essien, C. I. Keke, C. A. Igwe & T. Wakatsuki·Advances in Research·2015
The development of agriculture in inland valleys of Southeastern Nigeria could not be realized merely due to inability of the farmers to develop these potential and abundant inland valleys for such water loving crops like rice using appropriate water management systems. In an att...
Open access
Research Article10.9734/AIR/2016/20792
Achieving food security for a rapidly growing population in Nigeria will require intensification of food production on existing cropland through improving soil fertility and agronomic practices. Use of chemical fertilizers has been attributing factor for the deterioration of soil...
Open access
Research Article10.9734/JAERI/2015/14503
Nigeria is relatively blessed with rain and high potential of inland valleys. The major constraints in the utilization of these inland valleys for sustainable rice based cropping include, poor soil properties maintenance, inadequate weed and water control. In an attempt to replic...
Open access
Research Article10.9734/IJPSS/2014/8879
Donatus E.O Azu, S. I. Ijearu, B. A. Essien, M. C. Igbokwuwe & Uche, Nkechi·Asian Soil Research Journal·2026
Soil fertility loss due to acidity, depletion of organic matter, climate change, intensive cropping, and excessive use of mineral fertilisers has become a major constraint to crop production and food security in Unwana. To address declining soil quality and low crop production, a...
Open access
Research Article10.9734/asrj/2026/v10i3243