نتایج جستجو برای: low phosphate

تعداد نتایج: 1293212  

دمیری, کاظم , پورکاسب, هوشنگ, زراسوندی, علیرضا , چرچی , عباس ,

The Kuh-e- Sefid and Banari phosphate horizons in Zagros Simply fold belt occurred in Pabdeh Formation. At this regard several samples collected from two phosphate horizons, for ICP-MS analyses. The result of ICP-MS analyses show that major oxides in two horizons are CaO> SiO2> Al2O3> Fe2O3> P2O5 respectively that the values of P2O5 in the Banari and Kuh-e- Sefid horizons is low and about 1.95 ...

Journal: :iranian journal of microbiology 0
sanaz goljanian tabrizi applied microbiology research group, academic center for education culture and research (acecr), tehran branch, tehran, iran. soleiman amiri applied microbiology research group, academic center for education culture and research (acecr), tehran branch, tehran, iran. donya nikaein applied microbiology research group, academic center for education culture and research (acecr), tehran branch, tehran, iran. zeinab motesharrei applied microbiology research group, academic center for education culture and research (acecr), tehran branch, tehran, iran.

background and objectives: phosphorus is one of the low bioavailable macroelements. use of microorganisms in biofertilizers could release phosphorus from insoluble compounds. pseudomonas putida p13 and pantoea agglomerans p5 are well recognized for application as phosphate solubilizing bioinoculants and are used as solid carrier based. liquid bioinoculants are preferred for economizing producti...

Arash Mahboubi Hassan Kalkouei Houshmand Ilka Mahboubeh Valadkhani Mohammad Reza Fazeli Mohammad Sharifzadeh Nasrin Samadi, Rasoul Dinavand Rasoul Hajikhanmirzaei Saeed Azadi

Background: Several adjuvants have been evaluated for vaccine formulations but alu-minum salts will continue to be used for many years due to their safety, low cost and adjuvanticity with different antigens. Two commonly used aluminum adjuvants, alumi-num hydroxide and aluminum phosphate have different adjuvanticity properties. Com-mercial recombinant protein hepatitis B vaccines containing alu...

Journal: :مجله دانشکده دندانپزشکی اصفهان 0
m - sabouhi n hekmat n baiatabadi

abstract introduction. recently, the ariadent zinc phosphate cement has been introduced to market with low cost. some dentists purchase this product because of low cost and others avoid buying it because of unreliable quality. the two important properties of ideal dental cement are to have the minimum film thickness (less than 25 micron) and to have favorable compressive strength. the purpose o...

Low-phosphorus (P) stress as a key factor limiting plant growth and production is common in most agricultural soils. Most of the soil-applied phosphate will be rapidly immobilized and most of annually applied phosphate fertilizers are fixed in the soil in organic forms by adsorption, sedimentation and transformation. However, excess P application may lead to contamination of water sources by en...

Babak Bonakdarpour Bengt L Persson Farzaneh Vahabzadeh, Mehri Sanati Soheila Shokrollahzadeh

Two different growth media, namely complex and defined media, were used to examine establishment of steady-state conditions in phosphate-limited culture system of Saccharomyces cerevisiae CEN.PK113-5D strain. Using the defined growth medium, it was possible to obtain steady state condition in the continuous culture. The effect of phosphate concentration on the growth of S. cerevisiae in pho...

Journal: :iranian journal of immunology 0
arash mahboubi department of pharmaceutics mohammad reza fazeli department of drug and food control rasoul dinavand department of pharmaceutics nasrin samadi department of drug and food control mohammad sharifzadeh department of toxicology and pharmacology, faculty of pharmacy and pharmaceuticals quality assurance research center, medical sciences/university of tehran houshmand ilka zist daru danesh ltd saeed azadi

background: several adjuvants have been evaluated for vaccine formulations but alu-minum salts will continue to be used for many years due to their safety, low cost and adjuvanticity with different antigens. two commonly used aluminum adjuvants, alumi-num hydroxide and aluminum phosphate have different adjuvanticity properties. com-mercial recombinant protein hepatitis b vaccines containing alu...

Journal: :آب و خاک 0
محمد حسین داودی رسول راهنمائی محمد جعفر ملکوتی

abstract phosphate is an essential element for plants, animals, and human. mobility and availability of phosphate in the natural systems is controlled by the adsorption-desorption and dissolution-precipitation reactions. iron (hydr)oxides including goethite play an important role in phosphate adsorption reactions in soil. surface area, crystallinity, and morphology of iron (hydr)oxides are the ...

Journal: :بوم شناسی کشاورزی 0
مهدی ضرابی ایرج اله اله دادی غلامعباس اکبری حمید ایران نژاد غلامعلی اکبری

in order to study the combined and separate effects of phosphorus fertilizer, phosphate-solubilizing bacteria and mycorrhizal fungus on adjusting and reducing the loss of yield resulting from drought stress during the stage of growth of grain corn (sc704) an experiment was performed in aboureihan campus of the university of tehran, iran, during 2007-2008. the experiment was conducted as split p...

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