FIELD: agricultural mechanical engineering. SUBSTANCE: device has sloped tray 1, feeder, chamber 2 for soil specimen, flux divider-sampler, which is guided into micrometers 3, provided with measuring needles 4, disposed in head and output parts of the tray along its longitudinal axis. Device is also provided with low voltage ac circuit, which has power supply 7, transformer 8, light and sound annunciators 9 and 10. Micrometer 3 has electric-conducting plug 11, mounted in the bottom of the tray in paces where there is contact with measuring needle. EFFECT: improved precision. 2 cl, 2 dwg
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Authors
Dates
1994-08-15—Published
1991-10-29—Filed