THE PLANT PRODUCTION INSTITUTE named after V.YA. YURIEV
National Academy of Agrarian Sciences of Ukraine

Haiok

Winter bread wheat Triticum aestivum L.
A mid-ripening, lodging resistant culti-var. It is noticeable for its erectoid flag leaf

Haiok was included in the State Register of Plant Varieties Suitable for Dissemination in Ukraine in 2020 for growing in the steppe, forest-steppe and woodlands.

Variety – erythrospermum.

This cultivar is mid-ripening; the plant height is 90 cm; it is resistant to lodging. Frost tolerance is above average (6.5 points). In the field, it is highly resistant to major diseases. The grain quality meets the requirements for strong wheat.

A high genetically determined yield potential. In 2020 in the competitive variety trial at the PPI named after VYa Yuriev the average yield amounted to 8.38 t/ha. In the experiments of the Ukrainian Institute for Plant Variety Examination the yield was 7.86 t/ha at Mykolayiv Regional State Center for Plant Variety Examination, 7.62 t/ha at Dnipropetrovsk Regional State Center for Plant Variety Examination, 8.05 t/ha at Vinnytsia Regional State Center for Plant Variety Examination, 8.03 t/ha at Sumy Regional State Center for Plant Variety Examination, 9.61 t/ha at Ternopil Regional State Center for Plant Variety Examination, and 7.53 t/ha at Ivano-Frankivsk Regional State Center for Plant Variety Examination. In the demonstration fields of the Agricultural LLC Farm Novyi Shliakh (Kharkivska Oblast, Borivskyi Raion), the yield was 5.88 t/ha.

Haiok is an intensive cultivar. The seeding rate is 4.5 million germinable seeds per 1 hectare after fallow and 5.5 million seeds after non-fallow forecrops.

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