Elements of agriculture, for use Elements of agriculture, for use in schools elementsofagricu00mcbr Year: 1901 Mi Fig. 12—Film Fig. 13.—Film moisture held by moisture held by ...jiich it cannot paSS. f^^^^^' '''''''' '^^ marbles. (From Bulleiin No. 174, rpi Cornell Experi- ^ ^^^ ment Station.) to powder. 1 (From Bulletin No. nas 174 Cornell Experi- p ment Station.) from water that drained down the soil above rests on this layer, and follows it until it comes out as a spring or well. Fig. 14 shows how ''Cornell Experiment Station Bulletin, No. 174.


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