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| 1. |
THE ORGANIC MATTER OF THE SOILIV. SOME DATA ON HUMUS‐PHOSPHORIC ACID |
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Soil Science,
Volume 3,
Issue 2,
1917,
Page 99-112
ROSS GORTNER,
WILLIAM SHAW,
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PDF (588KB)
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ISSN:0038-075X
出版商:OVID
年代:1917
数据来源: OVID
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| 2. |
THE WATER CONTENT OF THE SOIL AND THE COMPOSITION AND CONCENTRATION OF THE SOIL SOLUTION AS INDICATED BY THE FREEZINGPOINT LOWERINGS OF THE ROOTS AND TOPS OF PLANTS ABSTRACT |
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Soil Science,
Volume 3,
Issue 2,
1917,
Page 113-138
M. MCCOOL,
C. MILLAR,
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PDF (1091KB)
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ISSN:0038-075X
出版商:OVID
年代:1917
数据来源: OVID
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| 3. |
THE SULFUR CONTENT OF SOME TYPICAL KANSAS SOILS, AND THE LOSS OF SULFUR DUE TO CULTIVATION |
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Soil Science,
Volume 3,
Issue 2,
1917,
Page 139-148
C. SWANSON,
R. MILLER,
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PDF (405KB)
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ISSN:0038-075X
出版商:OVID
年代:1917
数据来源: OVID
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| 4. |
NITROUS NITROGEN IN IRRIGATED SOILS |
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Soil Science,
Volume 3,
Issue 2,
1917,
Page 149-154
J. GREAVES,
ROBERT STEWART,
C. HIRST,
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PDF (306KB)
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ISSN:0038-075X
出版商:OVID
年代:1917
数据来源: OVID
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| 5. |
ASSIMILATION OF ORGANIC NITROGEN BY ZEA MAYS AND THE INFLUENCE OF BACILLUS SUBTILIS ON SUCH ASSIMILATION |
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Soil Science,
Volume 3,
Issue 2,
1917,
Page 155-155
REED BRIGHAM,
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PDF (1717KB)
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ISSN:0038-075X
出版商:OVID
年代:1917
数据来源: OVID
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