Sucrose 
Table sugar (C12H22O11), a glucose-fructose disaccharide extracted from sugarcane or sugar beet.
Characteristics
- Highly soluble in water and readily fermented by yeasts and bacteria.
- Quick source of carbon and energy for the microorganisms in a ferment.
- A refined alternative to molasses or raw cane sugar, without their minerals.
- Approved in the EU as a basic substance, food grade (Implementing Regulation (EU) No 916/2014).
Role in the preparation: It serves as a sugar source to start and feed fermentation in the preparation.
Caution: Store in a dry, closed container and check local regulations before any use on crops.
Sources: Commission Implementing Regulation (EU) No 916/2014 approving the basic substance sucrose - EUR-Lex · Sucrose - New World Encyclopedia
Documentary information: this is neither a recommendation for use nor a plant-protection or veterinary claim. Check your country's regulations before any use.