A low cost nutrient formulation with a buffer for simplified hydroponics systems
J. S. Saparamadu1*, R. D. Wijesekera2, H. D. Gunawardhana2 and W. A. P. Weerakkody3
1Department of Chemistry, The Open University of Sri Lanka, Nawala, Nugegoda, Sri Lanka.
2Department of Chemistry, University of Colombo, Colombo 03, Sri Lanka.
3Department of Crop Science, University of Peradeniya, Peradeniya, Sri Lanka.
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