African Journal of
Agricultural Research

  • Abbreviation: Afr. J. Agric. Res.
  • Language: English
  • ISSN: 1991-637X
  • DOI: 10.5897/AJAR
  • Start Year: 2006
  • Published Articles: 6712

Full Length Research Paper

Soil pH, available P of an ultisol and castor performance as influenced by contrasting tillage methods and wood ash

Nweke, I. A.
  • Nweke, I. A.
  • Department of Soil Science, Chukwuemeka Odumegwu Ojukwu University, Anambra State, Nigeria.
  • Google Scholar
Mbah, C. N.
  • Mbah, C. N.
  • Department of Soil Science and Environmental Management, Ebonyi State University, Abakaliki, Ebonyi State, Nigeria.
  • Google Scholar
Oweremadu, E. O.
  • Oweremadu, E. O.
  • Faculty of Agriculture, Federal University of Technology, Owerri, Imo State, Nigeria.
  • Google Scholar
Dambaba, N.
  • Dambaba, N.
  • National Cereal Research Institute, Baddagi, Bida, Niger State, Nigeria.
  • Google Scholar
Orji, E. C.
  • Orji, E. C.
  • Department of Crop Science and Horticulture, Chukwuemeka Odumegwu Ojukwu University, Anambra State, Nigeria.
  • Google Scholar
Ekesiobi, A. I.
  • Ekesiobi, A. I.
  • Department of Crop Science and Horticulture, Chukwuemeka Odumegwu Ojukwu University, Anambra State, Nigeria.
  • Google Scholar
Nnabuife, E. L. C.
  • Nnabuife, E. L. C.
  • Faculty of Agriculture Nnamdi Azikiwe University, Awka, Anambra State, Nigeria.
  • Google Scholar


  •  Received: 15 December 2016
  •  Accepted: 23 January 2017
  •  Published: 23 February 2017

How to cite this article

APA /
Nweke, I. A., Mbah, C. N., Oweremadu, E. O., Dambaba, N., Orji, E. C., Ekesiobi, A. I., & Nnabuife, E. L. C. (2017). Soil pH, available P of an ultisol and castor performance as influenced by contrasting tillage methods and wood ash. African Journal of Agricultural Research, 12(8), 606-616.
Chicago /
Nweke, I. A., Mbah, C. N., Oweremadu, E. O., Dambaba, N., Orji, E. C., Ekesiobi, A. I. and Nnabuife, E. L. C.. "Soil pH, available P of an ultisol and castor performance as influenced by contrasting tillage methods and wood ash." African Journal of Agricultural Research 12, no. 8 (2017): 606-616.
MLA /
Nweke, et al. "Soil pH, available P of an ultisol and castor performance as influenced by contrasting tillage methods and wood ash." African Journal of Agricultural Research 12.8 (2017): 606-616.