. Elementary principles of agriculture : a text book for the common schools . Fig 12. Root-hairs of corn seedling wiih soil particles adhering closely. Fig. 11. Seedlings of mustard. A, with particles of soil cling- ing to root-hairs. B, after removal of soil by a stream of water. After Sachs. sand or sawdust -hairs hold the soil particles to the root. When the roots are growing in moist air, they are straight; but in the soil the hairs apply them- selves very closely to the soil parti- cles. (Fig. 13.) The water ab-

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectagriculture, bookyear