Flowering phenology of some cultivated and wild growing nectariferous plants in the southern region of Uzbekistan

The article considers the nectariferous and polliniferous plants of the cultivated and wild flora of the Surkhandarya region of Uzbekistan. The phenology of flowering of cultivated and wild nectariferous plants of this region has been studied. Phenological spectrum of all phases of the phenological development of these plants has been also compiled. The zone of the upper Adyr is occupied by the plant groupings of the dry mixed grass steppe. Here grow very diverse in species composition of honey plants. Summer cultivated honey plants are Citrullus vulgaris, Melo orientalis, Impatiens balsamina, Ocimum basilicum, Portulaca grandiflora, Medicago sativa, Helianthus annuus, Gossypium hirsutum, Gossypium barbadense. In this period of time, honey plants and the nectar yield in the hive are the most abundant in bloom.