Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Том 82American Philosophical Society, 1940 |
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Сторінка 228
... soil surface from time to time , thus increasing soil - moisture content . When water is thus applied to an area or region of previously unflooded soil surface more rapidly than it can penetrate , temporary flooding occurs and a portion ...
... soil surface from time to time , thus increasing soil - moisture content . When water is thus applied to an area or region of previously unflooded soil surface more rapidly than it can penetrate , temporary flooding occurs and a portion ...
Сторінка 229
... soil is very wet or somewhat flooded ) and of periods without rain , as was tried by Livingston and Shreve . For more detailed study , in comparing regions , areas ... soil is loam or clay . The SOIL - MOISTURE FLUCTUATION UNDER A LAWN 229.
... soil is very wet or somewhat flooded ) and of periods without rain , as was tried by Livingston and Shreve . For more detailed study , in comparing regions , areas ... soil is loam or clay . The SOIL - MOISTURE FLUCTUATION UNDER A LAWN 229.
Сторінка 250
... Soil - point Method for Directly Estimating the Water- supplying Power of a Soil in the Field . Jour . Agric . Sci . , 13 , 357-360 . 100 . 1924. Field Measurement of Soil Moisture . Trop . Agr . ( Trinidad ) , 1 , 98– JOHNSTON , E. S. ...
... Soil - point Method for Directly Estimating the Water- supplying Power of a Soil in the Field . Jour . Agric . Sci . , 13 , 357-360 . 100 . 1924. Field Measurement of Soil Moisture . Trop . Agr . ( Trinidad ) , 1 , 98– JOHNSTON , E. S. ...
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Symposium on the Totalitarian State | 1 |
FOR PROMOTING USEFUL KNOWLEDGE | 3 |
PAGE | 39 |
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