Results 41 to 50 of about 2,894,486 (143)

Effect of chemical amendments to dairy soiled water and time between application and rainfall on phosphorus and sediment losses in runoff [PDF]

open access: yes, 2012
peer-reviewedDairy soiled water (DSW) is a dilute, low nutrient effluent produced on Irish dairy farms through the regular washing down of milking parlours and holding areas.
Serrenho, Ana   +4 more
core   +1 more source

Chemical Forms and Distribution Characteristics of Phosphorus in the Sediments of the Anning Phosphate Mining Area, Yunan Province

open access: yesYankuang ceshi
The chemical forms and content of phosphorus in sediments are the important basis for exploring bioavailability, migration, and transformation of phosphorus in sediments accurately.
Wei LIU   +5 more
doaj   +1 more source

Hydromorphological control of phosphorus in a large free-flowing gravel bed river: the Garonne river (France) [PDF]

open access: yes, 2001
The objective of this paper is to relate phosphorus (P) transport dynamics and hydromorphological characteristics of a large human-influenced river, the River Garonne within a sector receiving the waste water of a sewage treatment plant for a population ...
S. Bonvallet Garay   +5 more
core   +1 more source

Influence of Cropping Regimes on the Availability and Existing Forms of Phosphorus in the Albic Luvisols in Northeast China

open access: yesAgronomy
Adopting an optimal cropping regime is crucial for sustainable soil use. However, how different cropping regimes impact phosphorus (P) availability and the underlying mechanism remain unclear. Here, a 10-year field experiment was performed to examine the
Yidan Geng   +7 more
doaj   +1 more source

Research progress on dietary phosphorus requirement of fish

open access: yesSiliao yanjiu, 2022
Phosphorus plays an important role in growth and metabolism of fish and in the mineralization of bones. The phosphorus content in water is very low and the fish have a low utilization of phosphorus in water, most of the phosphorus required by fish ...
Yu-hang BIAN   +6 more
doaj  

Phosphorus dynamics in the swale - Ouse River system [PDF]

open access: yes, 1998
A study was made of the phosphorus ecology of the Swale - Ouse river in northern England. It ranges from a stream draining a peat moorland to a mature river influenced by urbanisation (estimated population 250 000) and intensive agriculture.
Christmas, Martin, Christmas, M.
core  

PECULARITIES OF PHOSPHORUS FORMS DYNAMICS IN BOTTOM SEDIMENTS OF RIVER DNIESTER (MOLDOVA) [PDF]

open access: yesChemistry Journal of Moldova: General, Industrial and Ecological Chemistry, 2012
Seasonal, spatial and multi-annual dynamics of phosphorus forms in bottom sediments and their interstitial water for river Dniester was evaluated. The spatial dynamics of phosphorus forms in the bottom sediments along river had, in general, the same ...
V. Rusu   +3 more
doaj  

Phosphorus Forms in Sediments of a River-Dominated Estuary

open access: yesFrontiers in Marine Science, 2018
Estuaries are biologically productive transition zones between land and sea that play a vital role in transforming, recycling, and sequestering nutrients and organic matter, thus influencing nutrient loading to coastal systems.
Sheree J. Watson   +5 more
doaj   +1 more source

Vertical distribution and release characteristics of phosphorus forms in the sediments from the river inflow area of Dianchi Lake, China

open access: yesChemical Speciation & Bioavailability, 2018
Columnar sediment samples were collected from five representative river inflow areas of Dianchi Lake, China. The vertical distribution of each form of P were tested. Results showed that the concentration of TP in the sediments from areas A, B, C, D and E
Wan-Qiu Yang   +3 more
doaj   +1 more source

Оцінка здатності до накопичення фосфору та нітрогену рослинами Gentiana lutea L. залежно від хімічного складу ґрунтів високогір’я Українських Карпат

open access: yesФактори експериментальної еволюції організмів, 2017
Aim. The aim of the paper is to investigate Gentiana lutea L’s ability to accumulate phosphorus and nitrogen depending on soil chemical composition of highland of Ukrainian Carpathian mountains. Methods.
L. R. Hrytsak   +3 more
doaj   +1 more source

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