نتایج جستجو برای: total phosphorous
تعداد نتایج: 802684 فیلتر نتایج به سال:
Knowledge of the spatial dependency of soil properties, sensitive to grazing systems, is important from an ecosystem protection point of view. In the current study, geostatistical methods and fractal concepts have been used in order to characterize the impact of long-term grazing exclusion on the spatial variability of some soil chemical parameters including organic matter, total nitrogen, avai...
in order to evaluate the effect of using zinc granulated phosphorous biofertilizer on yield and yield components of white bean (phaseolus vulgaris l.), a field experiment based on a randomized complete block design with three replications was performed. experimental treatment were included of using phosphate and triple super phosphorous chemical fertilizer at five levels (without using of chemi...
To study the effect of two types of phytase supplementation in 3 levels on performance, blood parameter and nutrient digestibility of male broiler chickens fed diets containing 2 level of phosphourous in a completely randomized design (CRD) experiment with 2×2×3 factorial arrangement and 4 replicates per treatment, 400 Ross male broiler chicks in a 45 days period were evaluated. Treatments were...
An x-ray fluorescence method for measurement of total serum phospholipid is described. A Folch extract of 1 ml of serum is evaporated and deposited on a paper disc by washing with chloroform. A coefficient of variation of 4% was obtained for samples containing at least 1 micromole of lipid, as phosphorus. The major advantage of the method is its speed (5 mm/sample) in comparison to the phosphom...
The distributions of water quality parameters viz. temp, salinity, dissolved oxygen (DO), biochemical oxygen demand (BOD), total suspended substances (TSS), nutrients [NO -N, NO -N, NH -N, PO -P, SiO -Si, 2 3 4 4 4 total nitrogen (TN), total phosphorous (TP)] and Chlorophyll-a (Chl-a) were studied in the Mahanadi river and costal environment of Paradip in two different seasons i.e. post-monsoon...
This work was designed to determine the effect of poultry droppings on diesel contaminated soil and evaluate its physiochemical properties. In this study, different ratios of diesel contaminated soil and poultry droppings have been used as raw materials. The mixture of diesel contaminated soil and poultry droppings were allowed to composting process for 40 days. The physicochemical parameters l...
A demonstration crystallization reactor and struvite accumulation device for the removal and recovery of phosphorous was constructed and their performance was evaluated using actual swine wastewater for 3.5 years. The wastewater pH was increased by aeration, and the concentrations of total P and soluble PO(4)-P were reduced by a struvite crystallization reaction induced under a high pH conditio...
Phytoremediat ion techniques for the treatment of different types of wastewater have been used by several researchers. These techniques are reported to be cost effective compared to other methods. Various contaminants like total suspended solids, dissolved solids, electrical conductivity, hardness, biochemical oxygen demand, chemical oxygen demand, dissolved oxygen, nitrogen, phosphorous, heavy...
pruritus is a common and bothersome problem among uremic patients which negatively affects life quality and prognosis of the patient. various factors are known to be involved in the development of pruritus. the aim of this study was to assess the frequency and the factors which may have relationship with uremic pruritus, especially bone mineral metabolism indicators. current cross-sectional stu...
Measurements of nutrient and suspended matter concentrations and loads entering and leaving the Castanhão reservoir during the rainy season were carried out to assess the influence of this large reservoir on land-sea fluvial transport in the ephemeral Jaguaribe river basin. Spatial variation indicated statistically significant attenuation of concentrations only for total phosphorous and suspend...
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