Effectiveness of Phosphate Rock Application Methods and Frequencies on Soil Available P and Uptake by the Leafy Vegetable Amaranth
R. R. Minja, J. A. Ngailo, N. E. Mwalukasa & L. S. Kyando · International Journal of Plant & Soil Science · 2015
Low solubility of phosphate rock (PR) limits its direct application to leafy vegetables. However the low solubility and slow P releasing characteristics contribute to higher residual effect than water soluble P fertilizers. A pot experiment was conducted over three crop cycles at...
Open access
Research Article
10.9734/IJPSS/2015/18484