Elementary agriculture of Tennessee, with practical artithmetic elementaryagricu02hatc Year: 1909 TILLING THE SOIL 59 end will lie on the table. In a little while the water will be running from the pan out upon the table. In other words, it runs ''up-hill,' through the cloth, over the edge of the pan, and 'down-hill' through the cloth to the table. The water that runs up-hill is capillary water, while that in the pan is free water. The capillary water is being continually supplied from the free water in the pan below. Let us remember that A WELL CULTIVATED CORN FIELD. it is the capillary
Elementary agriculture of Tennessee, with practical artithmetic elementaryagricu02hatc Year: 1909 TILLING THE SOIL 59 end will lie on the table. In a little while the water will be running from the pan out upon the table. In other words, it runs ''up-hill,' through the cloth, over the edge of the pan, and 'down-hill' through the cloth to the table. The water that runs up-hill is capillary water, while that in the pan is free water. The capillary water is being continually supplied from the free water in the pan below. Let us remember that A WELL CULTIVATED CORN FIELD. it is the capillary water which the plant uses and which is also evaporating from the soil. Cultivation Retards Evaporation.—We know that if we cover up a kettle it keeps the water from evaporat- ing, ''boiling away,' as we say. In the same way a blanket, spread over the soil, will check the evapora-
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