Chromyak V. Optimization of hybrid structure of corn in conditions of the Eastern Ukraine part of Steppe.

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0406U000546

Applicant for

Specialization

  • 06.01.09 - Рослинництво

24-01-2006

Specialized Academic Board

Д 64.366.01

Plant Production Institute nd. a. V. Ya. Yuriev

Essay

Obiect: hybrids of maize for the Eastern Forest-Steppe of Ukraine. Aim: selection of hybrids adapted to the weather conditions and with a glance to the Register of Varieties. Methods: field, laboratory, mathematical statistics. Novelty: there was elaborated a method of hybrid selection for a continental climatic zone with a glance to limitting factors and separate agrotechnical elements. Results: ithas bun established that limitting factors for maize in the Eastern Steppe are the sum of bioclimatic temperatures at a frostless period, rain precipitation and a modern state of the Register. Different maturity group hybrids possess a similar level of productivity under the condition of formation of optimal plant density. Application stage: the hybrids were put on the recommended list. Application area: State Variety Trial, agroindustrial production of Ukraine.

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