Factors Affecting Phosphate Retention Parameters Derived Using the Langmuir Adsorption Equation

Factors Affecting Phosphate Retention Parameters Derived Using the Langmuir Adsorption Equation PDF Author: Eugene Carter Sample
Publisher:
ISBN:
Category :
Languages : en
Pages : 220

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Factors Affecting Phosphate Retention Parameters Derived Using the Langmuir Adsorption Equation

Factors Affecting Phosphate Retention Parameters Derived Using the Langmuir Adsorption Equation PDF Author: Eugene Carter Sample
Publisher:
ISBN:
Category :
Languages : en
Pages : 220

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Factors Affecting Phosphate Sorption by Soils and Minerals

Factors Affecting Phosphate Sorption by Soils and Minerals PDF Author: Sergio Jorge Volkweiss
Publisher:
ISBN:
Category : Phosphates
Languages : en
Pages : 316

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The objectives of this research were to study the P sorption characteristics of soils and the effects of pH and of cation type and concentration on P sorption by soils and minerals. In an attempt to characterize the nature and properties of P sorption sites of soils, P sorption isotherms in a 0.1 N NaC1 system were obtained for six limed and unlimed agricultural soils from Rio Grande do Sul, Brazil. The equilibration time was 48 hours and the concentration of P in the final solution varied from near zero to 20 ugP/ml. Langmuir plots (c/x vs c) of the data resulted in curvilinear and/or multi-straight line relationships suggesting the presence of 2 or more populations of sites with different affinities for P. An iterative multiple regression analysis computer program that assumes that each population of site follows the Langmuir equation was used to analyze the sorption data. Three populations of sites with different affinities for P were detected and the Langmuir constants, k (binding energy term) and b (sorption maximum) were estimated for each population of sites. The median and range for values of k (ml/ug P) and b (ugP/g) for the three populations of site were in decreasing order of affinity for P:K1 = 140, (40-2870) and b1=120 (8-370); K2=2.4, (0.63-10) and b2=174, (25-704); and K3 =0.095, (0.051-0.27) and b3=763 (131-1460). On the average, the total number of P sorption sites (total) was made up of 10% of sites with high affinity for P, 22% with moderate and 68% with low affinity ...

Justice Denied

Justice Denied PDF Author: Christina Liao
Publisher: Author House
ISBN: 1463437323
Category : Biography & Autobiography
Languages : en
Pages : 485

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Potential whistle-blower bewares. Whistling blowing act might lead to career suicide. So think carefully before you plunge into action, because ultimately the price you have to pay is your dismissal. Government agency apparently is rarely prepared to admit mistakes or attend to the views expressed by their workers. In fact, more often than not, they would rather deny the charges from workers and continue to not respond to it or even lie about it. Government agency often issues its policy statement encouraging its employees to freely express their view without fear of recrimination or retributions. But be careful before you take the bait, which I did. Employees should know that there is also an unwritten policy, which is to harass or retaliate against people critical of or who disagree with any action taken by the agency. These people are labeled troublemakers and will eventually be terminated. Remember government rarely practices what it preaches, period. Government will often spend an enormous amount of time and resources to orchestrate the removal of the so-called whistle blowers, a.k.a. troublemakers. These whistle blowers are often persecuted for the only crime they committed which is to tell the truth, and would ultimately be dismissed from their jobs. My advice to the would-be whistle blower is this: do not blow the whistle unless you are prepared to lose everything. It is better to remain silence than to speak out to lose your job.

Soil-fertilizer-plant Research, 1972-l975

Soil-fertilizer-plant Research, 1972-l975 PDF Author: National Fertilizer Development Center (U.S.)
Publisher:
ISBN:
Category : Fertilizers
Languages : en
Pages : 52

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American Doctoral Dissertations

American Doctoral Dissertations PDF Author:
Publisher:
ISBN:
Category : Dissertation abstracts
Languages : en
Pages : 642

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Bulletin

Bulletin PDF Author:
Publisher:
ISBN:
Category :
Languages : en
Pages : 944

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Dissertation Abstracts International

Dissertation Abstracts International PDF Author:
Publisher:
ISBN:
Category : Dissertations, Academic
Languages : en
Pages : 640

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Comprehensive Dissertation Index

Comprehensive Dissertation Index PDF Author:
Publisher:
ISBN:
Category : Dissertations, Academic
Languages : en
Pages : 1086

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Book Description
Vols. for 1973- include the following subject areas: Biological sciences, Agriculture, Chemistry, Environmental sciences, Health sciences, Engineering, Mathematics and statistics, Earth sciences, Physics, Education, Psychology, Sociology, Anthropology, History, Law & political science, Business & economics, Geography & regional planning, Language & literature, Fine arts, Library & information science, Mass communications, Music, Philosophy and Religion.

Agriculture & Agronomy

Agriculture & Agronomy PDF Author: University Microfilms International
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 68

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Agronomy Abstracts

Agronomy Abstracts PDF Author:
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 814

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Book Description
Includes abstracts of the annual meetings of the American Society of Agronomy; Soil Science Society of America; Crop Science Society of America ( - of its Agronomic Education Division).