Kravchenko Viktor Nikolayevych. Influence of heterosis level of sister crosses for main farming-value traits of modified hybrids of corn. : к.с.-г.н. : spec.. 06.01.05 - Селекція і насінництво : presented. 2007-10-19; popup.evolution: .; Institute of Grain Farming of Ukrainian Academy of Agrarian Sciences. – , 0407U004256.

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