. lisinfeotor. Original. and the weed seeds. When one section of the bed is treated, the pan is lifted and carried to another portion, and the operation repeated until the entire bed is steamed. The Sargent method. — Disinfection by a system of steam pipes arranged in the form of a harrow, with hollow, perforated teeth, has proved satisfactory under some conditions. Surface firing.:— Surface firing of seed beds has been a common practice for years in some tobacco sections, par-

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Keywords: ., bookauthorstevensf, bookcentury1900, bookdecade1910, bookyear1910