Studying of working hours at research of cows on tuberculosis

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Expenses of working hours at research of cows on tuberculosis with application of a bezigolny injktor for introduction of a tuberkulin are studied.

Tuberculosis, research of cows, reaction reading, expense of working hours, bezigolny injektor

Короткий адрес: https://sciup.org/14288447

IDR: 14288447

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