For citations:
Osipov Y.F., Kuznetsova T.E., Serkin N.V., Kalenich V.I., Krasnoshtanova N.S., Plotnikova T.G. A new method for calculating doses of the first nitrogen fertilization as an alement of precision cultivation technology of winter barley. Agrarian science. 2018;(2):55-57. (In Russ.)
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