The Determination Of Ammonia In Soils

Author : Felix Wahnschaffe
Publisher : Theclassics.Us
ISBN 13 : 9781230255583
Total Pages : 56 pages
Book Rating : 4.2/5 (555 download)

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Download or read book A Guide to the Scientific Examination of Soils; Comprising Select Methods of Mechanical and Chemical Analysis and Physical Investigation written by Felix Wahnschaffe and published by Theclassics.Us. This book was released on 2013-09 with total page 56 pages. Available in PDF, EPUB and Kindle. Book excerpt: This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1891 edition. Excerpt: ... INDEX. ABSORBENT power of the soil, testing the, 147-149 Absorption-coefficient, definition of, 148, 149 determination of the, 149-151 Acid, carbonic, determination of, by direct weigh-ing, 64-67 of the. by weigh-ing from the loss, 62-64 volumetric measurement of the, 56-61 fluoric, disintegration with, 100, 101 free sulphuric, ferrous sulphate and iron disulphide, deter-mination of the, 140-144 hydrochloric, extraction of the "soil with, 130-133 nitric, determination of, 110-123 phosphoric, absorption of, 147, 148 Finkener's method of de-termining, 127-129 precipitatiou of the, with ammonium molybdate, 126, 127 sulphuric, determination of, 109,110 disintegration with, 83-87 Acids, determination of the, in the aqueous extract, 108-123 free humic, proof of the presence of, in the 60il, 139, 140 Adhesion and cohesion of the soil, 166, 167 Alkali 6oils, taking specimens of, Alluvium, formation of, 20 Alumina, separation of the ferric oxide, from the, 87-94 Ammonia, determination of the, in the soil, 137-139 Ammon, G., summary of his ex-periments, 161, 162 Ammonium chloride, determina-tion of, 117, 118 molybdate, precipitation of the phosphoric acid with, 126, 127 nitrate, determination of the carbonate of calcium and magnesium, bv boiling with, 67-72 phospho molybdate, determi-nation of the phosphoric acid as, 127-129 Analyses, scheme of a table for, 45, 46 Analysis, elementary, determina-tion of the carbon of the humus substances, by, 78-81 silt, 34-55 Aqueous extract, determination of the acids in the, 108-123 of the bases in the, 103-108 vapor, absorbent capacity of the soil for, 159, 160 table for finding the ten-sion of, 116 BASES, determination of the, in the aqueous extract, 103-108 Behavior of the soil towards water, 151-159 Bennigsen's..