Results 21 to 30 of about 2,096,394 (244)

Improving Phosphorus Availability in an Acid Soil Using Organic Amendments Produced from Agroindustrial Wastes

open access: yesThe Scientific World Journal, 2014
In acid soils, soluble inorganic phosphorus is fixed by aluminium and iron. To overcome this problem, acid soils are limed to fix aluminium and iron but this practice is not economical. The practice is also not environmentally friendly.
Huck Ywih Ch’ng   +2 more
doaj   +1 more source

Changes of organic phosphorus in river waters in northern Bangladesh

open access: yesInternational Journal of Agricultural Research, Innovation and Technology, 2015
The variability in phosphorus concentrations and the decomposition rates of organic phosphorus were measured in five selected rivers through four surveys in July and November of 2012, and February and May of 2013.
MJ Islam
doaj   +1 more source

Phosphorus recovery from wastewater by struvite crystallization: A review [PDF]

open access: yes, 2009
The present review provides an understanding of principles of struvite crystallization and examines the techniques and processes experimented to date by researchers at laboratory, pilot, and full-scale to maximize phosphorus removal and reuse as struvite
Hobbs, Phil   +12 more
core   +1 more source

Root traits and microbial community interactions in relation to phosphorus availability and acquisition, with particular reference to Brassica [PDF]

open access: yes, 2014
Brassicas are among the most widely grown and important crops worldwide. Phosphorus (P) is a key mineral element in the growth of all plants and is largely supplied as inorganic rock-phosphate, a dwindling resource, which is likely to be an increasingly ...
Teakle, Graham R.   +9 more
core   +1 more source

Phosphorus fractions and correlation with soil attributes under no-tillage and crop-livestock integration systems in Cerrado of Goias

open access: yesSemina: Ciências Agrárias, 2015
The objectives of this study were to evaluate the fractions of organic phosphorus (P) and inorganic soil, and to determine the remaining phosphorus (Prem) and correlate the fractions of P with some soil attributes in areas with different land use systems
Régis Pinheiro Martins Bezerra   +3 more
doaj   +1 more source

Photo-catalyzed dearomative coupling of benzylmalonates and alkynes with CO2, leading to spiro-1,4-cyclohexadiene carboxylic acids

open access: yesGreen Synthesis and Catalysis
A dearomative coupling reaction of benzylmalonates and alkynes with CO2 via visible-light catalysis is developed, leading to a series of spiro-1,4-cyclohexadiene carboxylic acids.
Yaping Yi, Chanjuan Xi
doaj   +1 more source

Effects of Desertification on Phosphorus Fractions of Alpine Meadow Soils

open access: yesShuitu baochi tongbao, 2023
[Objective] Soil phosphorus fractions determine the migration and availability of phosphorus during soil evolution. The spatial distribution characteristics of soil phosphorus fractions in alpine meadows under different desertification levels were ...
Li Dongmei   +5 more
doaj   +1 more source

An introduction to the study of phosphorus dynamics in Rondevlei [PDF]

open access: yes, 1991
Bibliography: leaves 120-134.Phosphorus is one of the most important nutrients in aquatic environments because of the role that it plays in eutrophication. Increased amounts of phosphorus stimulate excessive growth of nuisance plants, which have negative
Semmelink, Matseliso Maria
core   +1 more source

Assessment of bioavailable organic phosphorus in tropical forest soils by organic acid extraction and phosphatase hydrolysis [PDF]

open access: yes, 2016
Soil organic phosphorus contributes to the nutrition of tropical trees, but is not accounted for in standard soil phosphorus tests. Plants and microbes can release organic anions to solubilize organic phosphorus from soil surfaces, and synthesize ...
Turner, Benjamin, L.   +17 more
core   +1 more source

Nutrient/TOR signaling controls adipose mitochondrial transcription factor A (TFAM) to regulate organismal growth in Drosophila

open access: yesFEBS Letters, EarlyView.
Animals must match their growth rate to available nutrients. We show that in Drosophila larvae, the nutrient‐sensing TOR kinase controls growth by regulating levels of TFAM, a key regulator of mitochondrial function, in the adipose tissue. When nutrients are abundant, high TOR activity suppresses TFAM, lowering mitochondrial bioenergetic activity and ...
Shrivani Sriskanthadevan‐Pirahas   +4 more
wiley   +1 more source

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