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It's hard to imagine life of modern mankind without sugar plants. There are sugar substitutes ( natural and artificial ) that have virtually no calories. Not accidentally stevia is called honey grass, because in its natural form stevia is much sweeter than sugar and at present it is considered for the best natural sweetener and sugar substitute. Various climatic conditions impose specific studies about selection of suitable soil and climatic conditions for growing; irrigation norms and fertilization. Aim of this report a part of development for cultivation of Stevia in Bulgaria in Plovdiv region, Ivaylovgrad region and Dobrich region, as a source of natural sweeteners. Analyzed are the signs: height of the whole plant (HWP); number of stems (NS); weight of stems (WS); weight of root (WR), weight of fresh leaves (WFL); weight of dry mass leaves (WDML), weight of whole plant (WWP) and herb yield (HY), stevioside of dry mass leaf, Leaf: Stem ratio and Leaf: Whole plant ratio. It has been founded that plants of Stevia in the study are botanical and morphological good developed, forming well-shaped root and powerful vegetative mass, with well expressed luxuriant habitus. In applied method of cultivation Stevia reaches to formation of reproductive organs too.

Stevia rebaudiana, productive and economic properties, cultivation, sweetener, alternative crop