Berezovka

Medium-ripening variety, obtained at Buryat PIAOS (now Buryat NIISS) from crossing the varieties 'Pushistaya' and 'Omskaya 2'. Breeders: T.I. Voronina, E.G. Sokratova, G.S. Smolina, D.A. Markova. Included in the State Register of Selection Achievements approved for use in the East Siberian region in 2000.

Strong-growing, moderately spreading bush. Growing shoots are medium, straight, light green, hairless, matte.

Five-lobed leaf, dark green, large. Leaf blade is bare, glossy, leathery, slightly wrinkled, concave along the central vein. Lobes are sharp with small notches; middle lobe strongly bent downward, lateral lobes with raised edges. Leaf base has a small notch. Teeth are sharp and short. Petioles are purple.

Flowers are medium, bell-shaped, lilac. Stamens are positioned at the level of the pistil. Fruit cluster is very short (2.5–3.0 cm), dense, with a straight, hairy axis.

Berries are medium-sized (0.9–1.5 g), round, black, glossy, ripen simultaneously, with medium skin density, few seeds, dry detachment, transportable. Pedicel is short, green, fleshy; calyx is medium, closed. Flavor is sour-sweet (4.7 points), delicate, with aroma. Berries are of universal use. Chemical composition: dry solids — 12.8–14.1%, titratable acidity — 1.8–2.2%, total sugars — 8.6–10.8%, ascorbic acid — 101.2–174.2 mg/100 g, polyphenolic compounds — 198.0–254.0 mg/100 g, soluble pectin — 0.5–0.7%.

Highly winter-hardy, highly self-fertile (60–75%), weak drought resistance, resistant to powdery mildew and bud mite, easily propagated by green and woody cuttings and layering, average yield 9 t/ha, maximum — 13 t/ha.

Advantages of the variety: high yield, winter hardiness, high self-fertility, resistance to powdery mildew and bud mite.

Disadvantages of the variety: weak drought resistance, insufficient berry size.