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Dospekhov, B.A. (2011). Metodika polevogo opyta (s osnovami statisticheskoi obrabotki issledovanii): uchebnik dlya studentov vysshikh selskokhozyaistvennykh uchebnykh zavedenii po agronomicheskim spetsialnostyam [The methodology of field experience (with the basics of statistical processing of research): a textbook for students of higher agricultural educational institutions in agronomic specialties]. Moscow: Alliance, 351.
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