References
- Adekiya A.O., Agbede T.M. 2009. Growth and yield of tomato (Lycopersicon esculentum Mill) as influenced by poultry manure and NPK fertilizer. Emirates Journal of Food and Agriculture 21(1): 10-20. DOI: 10.9755/ejfa.v21i1.5154.
- Adeleye E.O., Ayeni L.S., Ojeniyi S.O. 2010. Effect of poultry manure on soil physico-chemical properties, leaf nutrient contents and yield of yam (Dioscorea rotundata) on Alfisol in southwestern Nigeria. Journal of American Science 6(10): 871-878.
- Agbede T.M. 2006. Effect of tillage on soil properties and yam yield on an Alfisol in southwestern Nigeria. Soil and Tillage Research 86(1): 1-8. DOI: 10.1016/j.still.2005.01.012.
- Agbede T.M., Adekiya A.O. 2011. Evaluation of sweet potato (Ipomoea batatas L.) performance and soil properties under tillage methods and poultry manure levels. Emirates Journal of Food and Agriculture 23(2): 164-177. DOI: 10.9755/ejfa.v23i2.6454.
- Agbede T.M., Adekiya A.O., Ogeh J.S. 2013. Effects of organic fertilizers on yam productivity and some soil properties of a nutrient-depleted tropical Alfisol. Archives of Agronomy and Soil Science 59(4-6): 803-822. DOI: 10.1080/03650340.2012.683423.
- Agbede T.M., Adekiya A.O., Ogeh J.S. 2014. Response of soil properties and yam yield to Chromolaena odorata (Asteraceae) and Tithonia diversifolia (Asteraceae) mulches. Archives of Agronomy and Soil Science 60(2): 209-224. DOI: 10.1080/03650340.2013.780127.
- Ahmad Z., Ali N., Ahmad M., Haq S., Ahmad S. 2005. Yield and economics of carrot production in organic farming. Sarhad Journal of Agriculture 21(3): 357-364.
- Akinrinde E.A., Obigbesan G.O. 2000. Evaluation of the fertility status of selected soils for crop production in five ecological zones of Nigeria. Proceedings of the 26th Annual Conference of the Soil Science Society of Nigeria, pp. 279-288.
- Amjad M., Naz S., Ali S. 2005. Growth and seed yield of carrot as influenced by different regimes of nitrogen and potassium. Journal of Research (Science) 16(2): 73-78.
- Appiah F.K., Tufuor J.K., Boateng D.O., Codjoe F.N.Y. 2015. Influence of cowpea lines as green manure on growth and yield of carrots in root-knot nematode infested soil. Journal of Natural Sciences Research 5(2): 163-167.
- Atakora K., Agyarko K., Asiedu E.K. 2014. Influence of grasscutter, chicken manure and NPK fertilizer on the physical properties of a Chromic Luvisol, growth and yield of carrot (Daucus carota). International Journal of Plant & Soil Science 3(2): 197-204. DOI: 10.9734/ijpss/2014/6426.
- Dauda S.N., Ajayi F.A., Ndor E. 2008. Growth and yield of watermelon (Citrullus lanatus) as affected by poultry manure application. Journal of Agriculture and Social Sciences 4: 121-124.
- FAO 1998. World reference base for soil resources. World Soil Resources Report 84. Food and Agriculture Organization of the United Nations, Rome, Italy.
- FAO 1999. Production year book, 51st ed. Food and Agriculture Organization, Rome, Italy.
- GENSTAT 2005. Release 8.1. VSN International Ltd., Oxford, UK.
- Habimana S., Uwamahoro C., Uwizerwa J.B. 2014. Influence of chicken manure and NPK (17-17-17) fertilizer on growth and yield of carrot. Net Journal of Agricultural Science 2(4): 117-123.
- Hochmuth G.J., Brecht J.K., Bassett M.J. 1999. Nitrogen fertilization to maximize carrot yield and quality on a sandy soil. HortScience 34(4): 641-645.
- Kankam F., Sowley E.N.K., Oppong N.E. 2014. Effect of poultry manure on the growth, yield and rootknot nematode (Meloidogyne spp.) infestation of carrot (Daucus carota L.). Archives of Phytopathology and Plant Protection 48(5): 452-458. DOI: 10.1080/03235408.2014.893639.
- Mbah C.N., Mbagwu J.S.C., Onyia V.N., Anikwe M.A.N. 2004. Effect of application of biofertilizers on soil densification, total porosity, aggregate stability and maize grain yield in a dystric leptosol at Abakaliki. Nigerian Journal of Soil Science 16: 145-150.
- Mbatha A.N. 2008. Influence of organic fertilizers on the yield and quality of cabbage and carrots. MS Thesis, Department of Crop, Soil and Climate Sciences, University of the Free State Bloemfontein, South Africa.
- Nelson D.W., Sommers L.E. 1996. Total carbon, organic carbon and organic matter, In: Sparks D.L. (Ed.), Methods of Soil Analysis, part 3, 2nd ed. SSSA Book Series No. 5. ASA and SSSA, Madison, Wisconsin, pp. 961-1010.
- Okalebo J.R., Gathua K.W., Woomer P.L. 2002. Laboratory methods of soil and plant analysis: A working manual, 2nd ed. Tropical Soil Biology and Fertility Institute of the International Centre for Tropical Agriculture, SACRED Africa, KARI, Soil Science Society of East Africa, Nairobi, Kenya.
- Pant B., Manandhar S. 2007. In vitro propagation of carrot (Daucus carota) L. Scientific World 5(5): 51-53. DOI: 10.3126/sw.v5i5.2656.
- Sanwal S.K., Laxminarayana K., Yadav R.K., Rai N., Yadav D.S., Bhuyan M. 2007. Effect of organic manures on soil fertility, growth, physiology, yield and quality of turmeric. Indian Journal of Horticulture 64(4): 444-449.
- Sarkindiya S., Yakubu A.I. 2006. Effect of intra-row spacing, fertilizer level and period of weeding in the performance of carrot (Daucus carota L.) in Sokoto, Rima Valley. Savannah Journal of Agriculture 1(1): 1-5.
- Soil Survey Staff. 2014. Keys to soil taxonomy. 12th ed. United States Department of Agriculture, Natural Resources Conservation Service, Washington, DC.
- Taiwo L.B., Oso B.A. 2004. Influence of composting techniques on microbial succession, temperature and pH in a composting municipal solid waste. African Journal of Biotechnology 3(4): 239-243.