| 1. |
RATE OF LOSS OF REPLACEABLE POTASSIUM BY LEACHING |
| |
Soil Science,
Volume 30,
Issue 1,
1930,
Page 243-256
O. MAGISTAD,
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ISSN:0038-075X
出版商:OVID
年代:1930
数据来源: OVID
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| 2. |
SOME CARBON‐NITROGEN RELATIONS IN SOILS |
| |
Soil Science,
Volume 30,
Issue 1,
1930,
Page 257-266
WILBUR LEIGTY,
EDMUND SHOREY,
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ISSN:0038-075X
出版商:OVID
年代:1930
数据来源: OVID
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| 3. |
THE INDIRECT DETERMINATION OF VARIOUS SOIL CHARACTERISTICS BY THE HYDROMETER METHOD |
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Soil Science,
Volume 30,
Issue 1,
1930,
Page 267-272
GEORGE BOUYOUCOS,
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ISSN:0038-075X
出版商:OVID
年代:1930
数据来源: OVID
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| 4. |
LOCAL VARIATION OF SOIL ACIDITY IN RELATION TO SOYBEAN INOCULATION |
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Soil Science,
Volume 30,
Issue 1,
1930,
Page 273-288
GEORGE DOOLAS,
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ISSN:0038-075X
出版商:OVID
年代:1930
数据来源: OVID
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| 5. |
SEASONAL VARIATION IN THE NUMBER OF TWO SPECIES OF RHIZOBIUM IN SOIL |
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Soil Science,
Volume 30,
Issue 1,
1930,
Page 289-296
J. WILSON,
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ISSN:0038-075X
出版商:OVID
年代:1930
数据来源: OVID
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| 6. |
INTERRELATION OF NUTRIENTS AND SOIL REACTION ON GROWTH AND INOCULATION OF ALFALFA |
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Soil Science,
Volume 30,
Issue 1,
1930,
Page 297-306
M. SEWELL,
P. GAINEY,
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ISSN:0038-075X
出版商:OVID
年代:1930
数据来源: OVID
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| 7. |
DETERMINATION OF CARBONATES IN SOIL |
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Soil Science,
Volume 30,
Issue 1,
1930,
Page 307-307
C. SCHOLLENBERGER,
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PDF (1018KB)
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ISSN:0038-075X
出版商:OVID
年代:1930
数据来源: OVID
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