| 1. |
THE COLORIMETRIC DETERMINATION OF PHOSPHORUS IN CITRIC ACID EXTRACTS OF SOILS |
| |
Soil Science,
Volume 35,
Issue 2,
1933,
Page 85-98
RITCHIE WARD,
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ISSN:0038-075X
出版商:OVID
年代:1933
数据来源: OVID
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| 2. |
THE RELATION OF CALICHE TO DESERT PLANTS |
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Soil Science,
Volume 35,
Issue 2,
1933,
Page 99-114
FORREST SHREVE,
T. MALLERY,
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ISSN:0038-075X
出版商:OVID
年代:1933
数据来源: OVID
|
| 3. |
INFLUENCE OF RYE AND OAT STRAWS UPON THE GROWTH AND YIELD OF CERTAIN VEGETABLES |
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Soil Science,
Volume 35,
Issue 2,
1933,
Page 115-122
BASIL GILBERT,
FREDERICK PEMBER,
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PDF (340KB)
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ISSN:0038-075X
出版商:OVID
年代:1933
数据来源: OVID
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| 4. |
A STATISTICAL STUDY OF NITROGEN FIXATION BY CLOVER PLANTS |
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Soil Science,
Volume 35,
Issue 2,
1933,
Page 123-144
P. WILSON,
P. WENCK,
W. PETERSON,
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PDF (930KB)
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ISSN:0038-075X
出版商:OVID
年代:1933
数据来源: OVID
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| 5. |
RELATION BETWEEN CARBON DIOXIDE AND ELEMENTAL NITROGEN ASSIMILATION IN LEGUMINOUS PLANTS |
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Soil Science,
Volume 35,
Issue 2,
1933,
Page 145-166
P. WILSON,
E. FRED,
M. SALMON,
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ISSN:0038-075X
出版商:OVID
年代:1933
数据来源: OVID
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| 6. |
Root Nodule Bacteria and Leguminous Plants |
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Soil Science,
Volume 35,
Issue 2,
1933,
Page 167-167
Edwin Fred,
Ira Baldwin,
Elizabeth McCoy,
Robert Starkey,
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PDF (115KB)
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ISSN:0038-075X
出版商:OVID
年代:1933
数据来源: OVID
|
| 7. |
Fixed Nitrogen |
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Soil Science,
Volume 35,
Issue 2,
1933,
Page 168-168
Harry Curtis,
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ISSN:0038-075X
出版商:OVID
年代:1933
数据来源: OVID
|
| 8. |
Methoden für die Untersuchung des Bodens |
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Soil Science,
Volume 35,
Issue 2,
1933,
Page 169-169
O. Lemmermann,
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ISSN:0038-075X
出版商:OVID
年代:1933
数据来源: OVID
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| 9. |
Land Drainage |
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Soil Science,
Volume 35,
Issue 2,
1933,
Page 170-170
W. Powers,
T. Teeter,
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PDF (62KB)
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ISSN:0038-075X
出版商:OVID
年代:1933
数据来源: OVID
|
| 10. |
Soils. Their Origin, Constitution, and Classification |
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Soil Science,
Volume 35,
Issue 2,
1933,
Page 171-171
Gilbert Robinson,
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PDF (124KB)
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ISSN:0038-075X
出版商:OVID
年代:1933
数据来源: OVID
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