نتایج جستجو برای: solubilizing agents

تعداد نتایج: 362189  

Journal: :desert 2010
a.h alikhani b. yakhchali

abstract many agricultural researches have been performed to improve soil productivity. nitrogen (n) and phosphorus (p) are essential elements which are utilized by the plants in large amounts. phosphorus can be provided by applying chemical fertilizers. microorganisms convert insoluble phosphate to the soluble form and some bacteria such as rhizobacteria play an important role in this process....

Journal: :iranian journal of environmental technology 0
kobra sheikhi m.sc of soil science, university of yasouj ebrahim adhami associate professorof soil science, university of yasouj, iran reza naghiha assistant professor of microbiology,university of yasouj, iran hamidreza owliai associate professor of soil science, university of yasouj, iran

phosphorus solubilizing microorganisms are capable of transforming insoluble phosphorus (p) forms to soluble and bioavailable p. the aim of the present study was to isolate p solubilizing bacteria from forest soils around the rock phosphate (rp) mine of koh-e-sepidlar in kohgiluyeh and boyer ahmad province and evaluate their ability in sperber culture medium and wheat straw medium in the presen...

Journal: :به زراعی کشاورزی 0
طاهره رضاپور کویشاهی دانشجوی کارشناسی ارشد، گروه زراعت، دانشکدة کشاورزی، دانشگاه آزاد اسلامی واحد رشت، رشت، ایران محمد حسین انصاری استادیار گروه زراعت و اصلاح نباتات، دانشکدة کشاورزی، دانشگاه آزاد اسلامی واحد رشت، رشت، ایران. معرفت مصطفوی راد استادیار، بخش تحقیقات زراعی و باغی، مرکز تحقیقات کشاورزی و منابع طبیعی استان گیلان، رشت، ایران.

to evaluate the effects of some phosphorus solubilizing bacteria strains on yield and agronomic traits in local bean (phaseolus vulgaris l.) of guilan, different phosphate fertilizer rates were tested during 2014 growing season. this research was carried out in experimental field of agricultural and natural resource research center of guilan province as split plot arrangement based on randomize...

2014
Zhong Chuan-qing Cao Guang-xiang Huang Wei-yi Luan Xing-she Yang Yi-fei

Strain P17 was a bacterial strain identified as Bacillus megaterium isolated from ground accumulating phosphate rock powder. The fermentation broth of strain P17 and the yellow-brown soil from Nanjing Agricultural University garden were collected to conduct this study. The simulation of fixed insoluble phosphorous forms after applying calcium superphosphate into yellow-brown soil was performed ...

Journal: :Acta poloniae pharmaceutica 2013
Michał Krzysztof Kołodziejczyk Michal Jakub Nachajski Marek Lukosek Marian Mikołaj Zgoda

Solubilizing properties of aqueous solutions of a series of surface-active agents, products of oxyethylation of cholic acid, were examined in the present study. The content of oxyethylated segments determined by means of the 1H NMR method enabled the verification of the molecular mass of surfactants along with the calculation of the structural hydrophilic-lipophilic balance (HLB), the solubilit...

2010
S. Ravikumar S. Shanthy A. Kalaiarasi

Phosphobacteria is one among the soil microorganisms which plays an important role in improving the chemical and physical nature of the soil, adding organic matter to soil, solubilizing the insoluble phosphate increasing availability and utilization of growth and yield. The phosphate solubilizing bacteria, which were inoculated with Avicennia officinalis seedlings, increased significantly the a...

Journal: :The Journal of pharmacology and experimental therapeutics 2006
Billy R Martin Jenny L Wiley Irina Beletskaya Laura J Sim-Selley Forrest L Smith William L Dewey Jean Cottney Julia Adams James Baker David Hill Bijali Saha John Zerkowski Anu Mahadevan Raj K Razdan

Presently, there are numerous structural classes of cannabinoid receptor agonists, all of which require solubilization for experimental purposes. One strategy for solubilizing water-insoluble tetrahydrocannabinols is conversion of the phenolic hydroxyl to a morpholinobutyryloxy substituent. The hydrochloride salts of these analogs are water-soluble and active in vivo when administered in saline...

Journal: :Journal of neuroscience research 2010
Hongxia Lei Joao M N Duarte Vladimir Mlynarik Agathe Python Rolf Gruetter

Barbiturates are regularly used as an anesthetic for animal experimentation and clinical procedures and are frequently provided with solubilizing compounds, such as ethanol and propylene glycol, which have been reported to affect brain function and, in the case of (1)H NMR experiments, originate undesired resonances in spectra affecting the quantification. As an alternative, thiopental can be a...

Journal: :Steroids 2005
Ponnusamy Babu Uday Maitra

A new class of 23- and 24-phosphonobile acids have been synthesized from bile acid and their in vitro cholesterol-dissolving efficiency have been estimated. 24-Phosphonobile salts (PBSs) are slightly more efficient in solubilizing cholesterol than 23-PBSs and natural bile salts. The cholesterol solubilizing power is influenced by the structure of PBSs, and is considerably reduced with an increa...

Journal: :Organic & biomolecular chemistry 2014
Marta Paradís-Bas Maria Albert-Soriano Judit Tulla-Puche Fernando Albericio

The design and synthesis of Lys- and Arg-containing peptides as solubilizing tags were studied to evaluate their influence on polarity. The relevance of spatial arrangement of polar groups, in α- or ε-amino positions, was confirmed by chromatographic analysis of a rational PolyLys-based synthesized structure. The most promising of the solubilizing tags here analyzed was conjugated to a commerci...

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