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31
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32
Varietal response to different levels of soil moisture tension in upland rice [microform].
Published 1977Visual Material -
33
Interaction between soil moisture regime and nitrogen level in upland rice [microform].
Published 1977Visual Material -
34
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35
A correlation between the liquid limit and the fall-cone penetration [microform]
Published 1977Visual Material -
36
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37
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38
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39
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40


