Rusakovskaya (Rus.-1, Rusakovskaya lemon, Rusakovskaya early)

Late-season variety discovered by F. I. Glinshchikova in the suburban garden of Blagoveshchensk among seven hybrid seedlings obtained by M. S. Rusakov from crossing the 'Tema' variety with Ussuri pear seedlings in the 1950s. Regionally approved for the Far East region, but has not yet gained widespread cultivation.

Tree is vigorous with a broad-pyramidal crown. Bark color of the trunk and skeletal branches is dark gray. Bears fruit on fruiting spurs and buds.

Shoots are reddish-brown, straight, round in cross-section, with short internodes, no pubescence, small stipules at the surface level. Buds are slightly deviated, conical, outer bud scales are dark brown. Leaves are small, directed upwards, egg-shaped, green, blade folded along the main vein, leaf margin wavy, blade texture loose, surface slightly glossy, no pubescence, petiole of medium length.

Number of flowers is large (7-10), corolla is saucer-shaped, petals white with entire margins, petal closure weak, stigmas slightly above or at the level of stamens.

Fruits are small, weighing up to 70 g, one-dimensional, round-conical in shape, equilateral with unequal cross diameters, evenly shaped, slightly ribbed, with smooth surface. Main skin color is yellow, no covering. Subcutaneous spots are dark and clearly visible. Fruit skin is smooth, without rust. Peduncle is medium in length and thickness. Calyx is absent. Receptacle is small, narrow, with fringed edges. Calyx is half-closed. Subcalyx tube is funnel-shaped. Central cavity is small. Seed cavity is large. Number of seeds per fruit is 5-10, dark brown.

Flesh color is creamy. Taste is sour-sweet, flesh is soft and granular. Fruit appearance is attractive. Sensory taste rating is 3.7 points.

Fruits contain dry matter — 16.5%, titratable acids — 1.03%, sugars — 7.0%, ascorbic acid — 2.6 mg/100g.

Harvesting maturity arrives after 90 days, the variety is early-maturing and late-season. Fruit drop is moderate. Transportability is low, marketability is moderate. Maximum storage life of fruits is less than 30 days. Agricultural use is universal. Suitable for all types of technical processing.

Fruit bearing begins early. Partially self-fertile. Pollinator varieties: Gosenchenko's Memory, Amur Lada, selected forms of Ussuri pear.

Yield per tree is 56 kg, per hectare 31 t/ha. Fruit bearing is regular.

Cold tolerance is high, heat and drought resistance are moderate. Resistance to scab is high.