Website/Catalog  (2016)  
 
Variety 'Kooperatorka' is a hybrid between the pink Kazanlik rose and 'Krymskaya Krasnaya'. The bush is 135-150 cm tall. The crown is broad, compact, with thick, rigid, upright greyish-green canes. Prickles are large and small, of medium density (very differently located than on the sort 'Novinka' and thicker than the sort 'Pionerka'), grey. Blooms are large, 26-30 petals, light pink, darker than those of 'Novinka'. The fruits are round, elongated at the stem, pink and red. Hardy and drought resistant variety. Prune the bush annually. The first industrial planting started in 1954.
The bush is 2 m or more tall. Branches are erect, strong, almost vertical, creating a high columnal shape. The habit distinguishes itself from other varieties, and is more suitable for mechanical tillage between the rows.Young foliage is light green, deeping when older, armed from top to bottom with large and small prickles. Foliage is ...large, dark green, but lighter than that of 'Pionierka'. Numerous blooms are collected in dense terminal inflorescences of 7-30. Petals are pale pink...26-30 petals. Fruits are rose-red, rounded.

Book  (1976)  Page(s) 65.  
 
As a result of breeding activities in Simferopol in Crimea, Maitschenko has obtained several sorts: 'Nowinka', 'Kooperatorka', 'Pionerka'. These sorts have been introduced into production. The basic range consists of following roses: R. gallica f. rubra and the sorts 'Nowinka', 'Kooperatorka', 'Pionerka', which are little distributed.