Organic phosphorus
Phosphatase Hydrolysis of Organic Phosphorus Compounds
... Phosphatases are diverse groups of enzymes that deserve special attention because of their sig- nificant roles in organic phosphorus (OP) mineralization to inorganic available forms (Pi). This work 1) ...
13
Concentrations and uptake of dissolved organic phosphorus compounds in the Baltic Sea
... marine phosphorus (P) cycle, dissolved inorganic phosphorus (DIP), particulate inorganic (PIP) and organic phosphorus (POP) and dissolved organic phosphorus (DOP) are the main P ...
18
Analytical Errors in the Determination of Inorganic and Organic Phosphorus in Waters Based on Laboratory Experiences
... to organic and inorganic nutrients differently, developing an accurate analytical method for the determination of dissolved inorganic phosphorus (DIP) and dissolved organic phosphorus (DOP) is ...
15
Using organic phosphorus to sustain pasture productivity: A perspective
... of organic P or poorly soluble inor- ganic P sources (Nautiyal, 1999; Schneider et ...and organic P substrates provided some indication of the mechanisms responsible for P mobilisation, although the effects ...
9
Forms of organic phosphorus in wetland soils
... been clearly demonstrated (Gachter and Meyer, 1993; Hupfer et al., 2004, 2007; Sannigrahi and Ingall, 2005). However, this study identified substantial polyphosphate pools within a broad range of wetlands (although ...
14
Organic phosphorus source effects on calcareous soil phosphorus and organic carbon
... The 1997 bicarbonate extractable ortho-P (STP) concentrations for all subsoil (solid symbols) and all topsoil (open symbols) samples as related to the soil organic carbon (OC) concentrat[r] ...
6
Assessment of bioavailable organic phosphorus in tropical forest soils by organic acid extraction and phosphatase hydrolysis
... the organic acid concentration, which affects the quantity of P extracted (Strom et ...use organic acid concentrations typical of those found in the rhizosphere, which are in the order of μ M rather than mM ...
11
STUDIES IN PHOSPHORUS METABOLISM IN MAN III THE DISTRIBUTION, EXCHANGE AND EXCRETION OF PHOSPHORUS IN MAN USING RADIOACTIVE PHOSPHORUS (P32) AS A TRACER
... There is a gradual shift of p32 from the inorganic to the organic fraction so that at 120 hours after injection about 30 per cent of the PS2 is present as organic phosphorus, chiefly as [r] ...
14
Effects of Manure Enriched with Algae Chlorella vulgaris on Soil Chemical Properties
... nitrogen, phosphorus, potassium, and improved yields of wheat ...the phosphorus forms (organic or bio available), the results indicated that there was no significant difference between treat- ments ...
9
I Phosphorus Containing Compounds in Neurospora II Synthetic Substrates for Chymotrypsin
... The method most widely used for the separation and identification of \"later soluble organic phosphorus compounds is based on the solvent fractionation of the barium salts of these subst[r] ...
79
THE EFFECT OF ORAL ADMINISTRATION OF CALCIUM FRUCTOSE DIPHOSPHATE ON THE SERUM ORGANIC PHOSPHATE, INORGANIC PHOSPHATE, CALCIUM, PROTEIN, AND CITRIC ACID LEVELS
... The effect of 6 grams of calcium fructose diphosphate administered orally on the calcium, protein, citric acid, inorganic phosphorus and non-protein organic phosphorus levels of the seru[r] ...
6
C:N:P stoichiometry of particulate and dissolved organic matter in river waters and changes during decomposition
... particulate organic carbon (POC), dissolved organic carbon (DOC), particulate organic phosphorus (POP), dissolved organic phosphorus (DOP), particulate organic nitrogen ...
8
Phosphorus biogeochemistry and models in estuaries: case study of the Southampton Water system
... In the oceans phosphorus can be regarded arbitrarily as being partitioned amongst a dissolved inorganic phosphorus DIP pool, a dissolved organic phosphorus DOP pool, and a particulate to[r] ...
249
Phosphorus Use Efficiency and Fertilizers: future opportunities for improvements
... to phosphorus management is required not only to extend the lifespan of the remaining non-renewable rock phosphate reserves, but to result in a more efficient, sustainable phosphorus ...of phosphorus ...
13
Beiträge zur Entsalzung mit Retardion 11A8
... The elution curves of a large number of organic substances (amino acids, carbohydrates, organic phosphorus compounds and organic acids) are described. These experime[r] ...
22
Chemistry of Living Things
... % of Elements in Living Things Hydrogen Oxygen Carbon Nitrogen Phosphorus Sulfur... Organic Chemistry.[r] ...
53
Research Paper Effects of three kinds of improved substrates on soil nutrients and ginseng yield and quality in farmland
... EC, organic matter content, total nitrogen, ammonium nitrogen, nitrate nitrogen, total phosphorus, available phosphorus, total potassium and available potassium, were Bao SD's <Soil Agricultural ...
8
Quantifying the effects of organic residues on soil nitrogen and phosphorus availability
... Our average values for microbial biomass C in depth A ranged from 150-300 ug g -1 and were lower compared to some forest studies (Allen and Schlesinger, 2004; Li et al., 2004; Tietema, 1998) and similar to other sandy ...
82
Organic Acids Regulation of Chemical Microbial Phosphorus Transformations in Soils
... both organic and inorganic P in ...and organic P that can be mobilized by increasing doses of citric or oxalic acid; (c) to evaluate the impact of citric acid on adsorbed-to-solution distribution coe ffi ...
11
Extracoelenteric zooplankton feeding is a key mechanism of nutrient acquisition for the scleractinian coral Galaxea fascicularis
... 2004). As phosphate is an important inorganic nutrient for zooxanthellae (Deane and O’Brien, 1981; Jackson and Yellowlees, 1990; Belda et al., 1993), it is possible that the observed phosphate depletion of Artemia ...
7