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| 1. |
EXCHANGEABLE CATIONS AND LIME REQUIREMENT IN DIFFERENTLY FERTILIZED SOILS |
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Soil Science,
Volume 30,
Issue 2,
1930,
Page 79-96
S. RAVIKOVITCH,
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PDF (772KB)
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ISSN:0038-075X
出版商:OVID
年代:1930
数据来源: OVID
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| 2. |
A CRITICAL STUDY OF THE METHODS FOR DETERMINING THE NATURE AND ABUNDANCE OF SOIL ORGANIC MATTER |
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Soil Science,
Volume 30,
Issue 2,
1930,
Page 97-116
SELMAN WAKSMAN,
KENNETH STEVENS,
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PDF (1056KB)
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ISSN:0038-075X
出版商:OVID
年代:1930
数据来源: OVID
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| 3. |
AVAILABILITY OF MANGANESE AND OF IRON AS AFFECTED BY APPLICATIONS OF CALCIUM AND MAGNESIUM CARBONATES TO THE SOIL |
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Soil Science,
Volume 30,
Issue 2,
1930,
Page 117-142
H. MANN,
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PDF (1087KB)
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ISSN:0038-075X
出版商:OVID
年代:1930
数据来源: OVID
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| 4. |
COMPOSITION OF NATURAL ORGANIC MATERIALS AND THEIR DECOMPOSITION IN THE SOILV. DECOMPOSITION OF VARIOUS CHEMICAL CONSTITUENTS IN PLANT MATERIALS, UNDER ANAEROBIC CONDITIONS |
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Soil Science,
Volume 30,
Issue 2,
1930,
Page 143-143
FLORENCE TENNEY,
SELMAN WAKSMAN,
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PDF (738KB)
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ISSN:0038-075X
出版商:OVID
年代:1930
数据来源: OVID
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