Humus Chemistry

Humus Chemistry PDF Author: F. J. Stevenson
Publisher: John Wiley & Sons
ISBN: 9780471594741
Category : Technology & Engineering
Languages : en
Pages : 516

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Book Description
A reference text focusing on basic organic chemistry and reactions of naturally occurring organic substances in soils. Covers pools of organic matter in soils, transformations, methods of extraction and fractionation. Section two deals primarily with the chemistry of known classes of organic compounds in soils including saccharides, lipids and constituents containing nitrogen, phosphorus and sulfur. Section three is concerned with basic organic chemistry of humic substances, followed by the importance of organic matter associations and interactions. Contains new chapters on NMR spectroscopy, analytical pyrolysis and on chemical structures.

Humus Chemistry

Humus Chemistry PDF Author: F. J. Stevenson
Publisher: John Wiley & Sons
ISBN: 9780471594741
Category : Technology & Engineering
Languages : en
Pages : 516

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Book Description
A reference text focusing on basic organic chemistry and reactions of naturally occurring organic substances in soils. Covers pools of organic matter in soils, transformations, methods of extraction and fractionation. Section two deals primarily with the chemistry of known classes of organic compounds in soils including saccharides, lipids and constituents containing nitrogen, phosphorus and sulfur. Section three is concerned with basic organic chemistry of humic substances, followed by the importance of organic matter associations and interactions. Contains new chapters on NMR spectroscopy, analytical pyrolysis and on chemical structures.

Chemistry of Soil Organic Matter

Chemistry of Soil Organic Matter PDF Author: K. Kumada
Publisher: Elsevier
ISBN: 0080869858
Category : Science
Languages : en
Pages : 255

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Book Description
Despite the large number of papers and books published on soil organic matter (humus), our knowledge of the subject is still very limited, as is our knowledge of humic acid. The author of this book began to study humus at the end of the 1940s and continued until 1984 when he retired from Nagoya University. With the intention of establishing a systematic understanding of soil organic matter, he has compiled facts and a discussion of humus based on his extensive experimental results during the past 40 years.In this book, humic acids are classified into A, B, Rp and P types, based on their optical properties. The elementary composition and other chemical properties of humic acid types are shown to be regularly different from each other. A new method for humus composition analysis applied to various kinds of soils in Japan and several other countries indicates that the diversity of humus compositions of soils is systematically understandable. These findings lead the author to novel theories on the chemical configuration and formation of humic acids and humic substances. Diagenesis of humus under terrestrial conditions is illustrated as to the buried humic horizons of Black soil (Andosol).The book will be useful not only to soil scientists and agronomists but also to geochemists, oceanographers, limnologists, water scientists, biologists and chemists who are dealing with organic matter in terrestrial, aquatic, and sedimentary environments.

Humus

Humus PDF Author: Selman Abraham Waksman
Publisher:
ISBN:
Category : Humus
Languages : en
Pages : 526

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The Actinomycetes

The Actinomycetes PDF Author: Selman a 1888-1973 Waksman
Publisher: Legare Street Press
ISBN: 9781016428316
Category :
Languages : en
Pages : 0

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Book Description
This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.

Humic Matter in Soil and the Environment

Humic Matter in Soil and the Environment PDF Author: Kim H. Tan
Publisher: CRC Press
ISBN: 1482234467
Category : Science
Languages : en
Pages : 476

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Book Description
The field of humic matter research has undergone drastic changes in concepts and principles since the first edition of Humic Matter in Soil and the Environment: Principles and Controversies was published more than a decade ago. Still the only book of its kind specifically addressing humic acid principles and controversies, the Second Edition presen

Chemical Processes in Soils

Chemical Processes in Soils PDF Author: M. A. Tabatabai
Publisher:
ISBN:
Category : Science
Languages : en
Pages : 752

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Book Description


Humic Substances in Terrestrial Ecosystems

Humic Substances in Terrestrial Ecosystems PDF Author: A. Piccolo
Publisher: Elsevier
ISBN: 0080534236
Category : Science
Languages : en
Pages : 689

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Book Description
This book highlights the increasing importance of humic substances in the different scientific fields related to terrestrial ecology, soil quality conservation, and environmental chemistry. It shows that modern humic substances research is not only directed to unravel their yet ill-defined chemical structure but is successfully exploring the interconnected chemical, biological, and physical processes that maintain the ecological equilibrium of soil and ensure a sustainable agricultural production. The book will primarily be of interest to soil scientists and to ecological and environmental scientists. People in the fields of forest science, agronomy, analytical and environmental chemistry, water science, environmental engineering, and coal science will also find this publication worthy of their attention.

Vocational Chemistry for Students of Agriculture and Home Economics

Vocational Chemistry for Students of Agriculture and Home Economics PDF Author: John James Willaman
Publisher:
ISBN:
Category : Agricultural chemistry
Languages : en
Pages : 322

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Book Description


Environmental Soil Chemistry

Environmental Soil Chemistry PDF Author: Donald L. Sparks
Publisher: Elsevier
ISBN: 0080494803
Category : Science
Languages : en
Pages : 367

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Book Description
Environmental Soil Chemistry illustrates fundamental principles of soil chemistry with respect to environmental reactions between soils and other natural materials and heavy metals, pesticides, industrial contaminants, acid rain, and salts. Timely and comprehensive discussions of applications to real-world environmental concerns are a central focus of this established text. - Provides students with both sound contemporary training in the basics of soil chemistry and applications to real-world environmental concerns - Timely and comprehensive discussion of important concepts including: sorption/desorption, oxidation-reduction of metals and organics, and effects of acidic deposition and salinity on contaminant reacions - Boxed sections focus on sample problems and explanations of key terms and parameters - Extensive tables on elemental composition of soils, rocks and sediments, pesticide classes, inorganic minerals, and methods of decontaminating soils - Clearly written for all students and professionals in environmental science and environmental engineering as well as soil science

Agriculture in Some of Its Relations with Chemistry

Agriculture in Some of Its Relations with Chemistry PDF Author: Francis Humphreys Storer
Publisher:
ISBN:
Category :
Languages : en
Pages : 620

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Book Description