00713naa#a2200181#i#450# EN\\bibl\13157 20250608024056.7 20241210b2024####ek#y0engy0150####ca RU METHODOLOGICAL ASPECTS OF EVALUATING THE EFFECTIVENESS OF THE USE OF BULLS-PRODUCERS OF THE RED-MOTTLED HOLSTEIN BREED Conference article/thesis Krasnoyarsk Krasnoyarsk Scientific Research Institute of Agriculture is a separate division of the Federal Research Center KSC SB RAS 2024 3 с. Conference article/thesis local русские. 636.271 Gukezhev V. M. Zhashuev Zh. H. Batyrova O. A. apk124.krasn.ru