References

Abdalla, A.A. and H. Abdel, 1969. Some aspects of utilization of water hyacinth (Eichhornia crassipes). PANS, 15: 204-207.
CrossRef  |  Direct Link  |  

Bates, R.P. and A.A. Hentges, 1976. Aquatic weeds-eradicate or cultivate. Econ. Bot., 30: 39-50.
Direct Link  |  

Gachengo, C.N., C.A. Palm and C. Othieno, 1999. Tithonia and senna green manures and inorganic fertilizers as phosphorus sources for maize in western Kenya. Agro. For. Syst., 44: 21-26.
CrossRef  |  Direct Link  |  

Hossner, R.L. and S.R. Anthony, 1999. Soil nutrient management for sustained food crop production in upland farming systems in the tropics. Juo Soil and Crop Sciences Department College Station Tennessee 77843, USA. Retrieved from http//www.agnet.org.

IITA, 1982. Automated and semi automated methods for soil and plant analysis. Manual Series No. 7. Published by International Institute for Tropical Agriculture (IITA), Ibadan-Nigeria.

Jama, B., C.A. Palm, R.J. Buresh, A. Niang, C. Gachengo, G. Nziguheba and B. Amadalo, 2000. Tithonia diversifolia as a green manure for soil fertility improvement in Western Kenya: A review. Agrofor. Syst., 49: 201-221.
CrossRef  |  Direct Link  |  

Kamal, I.A. and E.C.S. Little, 1970. The potential utilization of water hyacinth for horticulture in the Sudan. PANS, 16: 488-496.
CrossRef  |  

Mehlich, A., 1984. Mehlich 3 soil test extractant: A modification of Mehlich 2 extractant. Commun. Soil Sci. Plant Anal., 15: 1409-1416.
CrossRef  |  Direct Link  |  

Nziguheba, G., R. Merckx, C.A. Palm and P. Mutuo, 2002. Combining Tithonia diversifolia and fertilizers for maize production in a phosphorus deficient soil in Kenya. Agrofor. Syst., 55: 165-174.
CrossRef  |  Direct Link  |  

Oyetunji, O.I., I.J. Ekanakaye and O. Osonubi, 2003. Influence of arbuscular mycorrhizae fungus, mulch and fertilizer application on yield of-yams in an agroforestry system in South Western Nigeria. Muarik Bull., 6: 75-82.
Direct Link  |  

Sridhar, M.K.C. and G.O. Adeoye, 2003. Organo-mineral Fertilizers from Urban wastes: Development in Nigeria. The Nigerian Field, 68: 91-111.

Uka, U.N. and K.S. Chukwuka, 2007. Effect of water hyacinth infestation on the physico-chemical characteristics of AWBA reservoir, Ibadan, South-West, Nigeria. J. Biol. Sci., 7: 282-287.
CrossRef  |  Direct Link  |