Rock Phosphate Redalyc

release of nutrients contained in two types of rock powder (diabase and phonolite) by means of in citrate, 1 g l-1 ammonium phosphate, 0.5 g l-1 magnesium.redalyc.dry matter production and nutrient ,zeolite enriched with h3po4 was also mixed with phosphate rock (apatite 340 g kg-1 p2o5), at a weight proportion of 1:10 (g g-1). the following n, p and k..redalyc.effect of water and citrate solubility on ,when phosphate rock (pr) is acidulated to form more soluble p fertilizers, iron and aluminum p compounds can also form other than the desired calcium and .redalyc.effect of water and citrate solubility on ,when phosphate rock (pr) is acidulated to form more soluble p fertilizers, iron and aluminum p compounds can also form other than the desired calcium and .

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