Address: Delivered Before the Philadelphia Society for Promoting Agriculture
The book Address: Delivered Before the Philadelphia Society for Promoting Agriculture was written by author Biddle, Craig, 1823- [from Old Catalog] Here you can read free online of Address: Delivered Before the Philadelphia Society for Promoting Agriculture book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Address: Delivered Before the Philadelphia Society for Promoting Agriculture a good or bad book?
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19 tightly compressed. There is no fear of making your land too dry ; you cannot drain out of land any water that it is advisable should be retained. Fill a flower- pot with earth, and endeavor to drain as much water out of it, as you pour into it. You will find that it cannot be done, and that all that you withdraw is the excess over saturation and is merely what would be stagnant and therefore injurious. The different soils have been found by experiment to have the capacity of holding water i...n the following ratio : One hundred pounds of soil will hold by attraction as follows: Sand 25 pounds of water, Loamy soil 40 " " Clay loam 50 " " Pure clay 70 The returns to the New York Agricultural Society, after the great drought of 1854, were almost unanimous, that drained land had stood the drought better than the undrained. The other effects of drainage are valuable to farmers everywhere. It allows pulverisation ; pre- vents surface washing, enables you to plough earlier in the spring and later in the fall, supplies air to the roots and improves the quality of the crops.
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