Plant and Soil, Vol. 113, No. 1 (January (I), 1989), pp. 13-19 (7 pages) The ability of two sodium bicarbonate (Colwell and Olsen) and two ammonium fluoride (Bray I and Bray II) soil tests to reflect ...
Surface soil materials from the 0-to 15 cm depth of 12 sites that were suspected to contain high levels of P, as a result of years of repeated applications of either inorganic or organic P fertilizers ...
(MENAFN- IMARC Group) Monosodium phosphate (NaH2PO4) is an inorganic compound widely used in food, pharmaceutical, and water treatment industries. It serves as a buffering agent, emulsifier, and pH ...
Scientists studying microscopic organisms whose fossil records date back 500 million years have found that they may absorb nitrogen and phosphate from coastal waters at a previously unimagined extent, ...
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