sweeteners

Sugar beet

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Sugar beet Fierce competitor of sugar cane, only a few decades is cultivated for food purposes for the extraction of sugar

The leaves have always been used as fodder

Sugar beet: general information
  • First references to sugar beet: 420 BC
  • Discovery of sugar crystals from beet juice: 1747, Dr. Margaff
  • 19th century: sugar cane continued to excel
  • Napoleonic wars: blockade of sugar cane imports → sugar beet boom for the extraction of sucrose
  • 1887: Italy → E. Mariani encourages both the cultivation of sugar beet and the extraction of its sugar
Sugar beet: current statistics Europe (16 million tons of sucrose) and the former Soviet Union are the largest producers of beet sugar in the world
Sugar beet: botanical description
  • Botanical name : Beta vulgaris var. turnip very high or saccharifera
  • Family : Chenopodiaceae
  • Vital stages : first vegetative year, second reproductive year
  • Brief description of the plant : biennial herbaceous plant with a bushy habit
  • Stem : angular, erect and very branched
  • Root : large, fleshy, typically tap-like, even two meters long. It is characterized by typical transverse roughnesses and by two longitudinal sugar grooves
  • Leaves : large and greenish, gathered in elongated spikes arranged in whorls, heart-shaped at the base, roundish or tapered
  • Flowers : green or red consisting of a corolla with 5 sepals, they are gathered in tetraflore spikes
  • Fruits (glomeruli): round and angular shape, they are rather wrinkled and very hard
  • Seeds : greenish, sometimes brown, yellow or black, they have a typically lenticular shape
Classification of sugar beets Based on:
  • Type of seeds
  • Chromosomal heritage
  • Sowing time
  • Amount of sugar extracted from the root (weight / sugar content ratio)
Sugar beet: soil, climate and temperature Ideal soils: deep, enriched with organic substance, at neutral pH

Water supply: the plant requires constant water supply → recommended sprinkler irrigation

Ideal germination temperature: 5-6 ° C / 10-12 ° C

Climate: temperate, ideal Europe and the former Soviet Union

Sowing: February-March

Harvest: generally towards the end of August-beginning of September

Sugar beet: extraction of sucrose
  1. Collection
  2. Immediate transport in sugar factories to avoid fermentation
  3. Transport on carrier belts
  4. Washing with water jets
  5. Elimination of weeds and stones
  6. Chopping (beets are sliced)
  7. Diffusion → extraction of sugar in countercurrent
  8. Purification of the extracted sugary juice + drying of the exhausted matrix
  9. Concentration of sugary sauce
  10. Baking + centrifugation → crystal separation
  • Raw beet sugar
  1. Possible refining → Residue: molasses
Sugar beet: properties Property:
  • mineralizing
  • vitaminizzante
  • cleansing
  • antiseptic
  • tonics
  • digestive
  • stimulants of bile production
  • absorbs toxins from the cells and facilitates their elimination
Sugar beet: nutritional intake 100 g of sugar beet provide 20 Kcal:

91% water

4% carbohydrates

1% protein

+ antioxidant substances, nitrates and oxalic acid

Sugar beet: indications Sugar beet is useful in case of:
  • anemias
  • brain infections
  • weak lymphatic system
  • erythrocyte deficiency
  • prostration