International Sugar Journal
The Blackboard

Laboratory chemicals  [Full subscriber]

Horne’s dry lead, consisting of a mixture of 4 parts Pb(C2H3O2)2.PbO and 3 parts Pb(C2H3O2)2.2PbO, was known in 1904. In 1942 Bates noted that basic lead acetate was the most […]

Read more …
The Blackboard

Animal feeds [Full subscriber]

Aquaculture is a fast growing segment of agriculture. The manufacture of feeds for shrimps or prawns is important in Asia where 90% of the global aquaculture production is found. A […]

Read more …
The Blackboard

Clarifier development [Full subscriber]

Lionnet (2013)  noted that “in 1894  Deming patented a settling tank which was the forerunner of modern continuous clarifiers; Davies in 1936 gave 176 references covering 21 different types of […]

Read more …
The Blackboard

Vinasse and black liquor: Incineration [Full subscriber]

The Kraft process for paper making from wood pulp was invented in 1879 and used in 1890. In the early 1930s the recovery boiler enabled the recovery and reuse of the inorganic pulping […]

Read more …
The Blackboard

Vinasse: A difficult material [Full subscriber]

Meyer et al. in 2016 state that “The upsurge in alcohol production from sugarcane products and the resultant availability of vast amounts of distillery stillage, known as vinasse in the […]

Read more …
The Blackboard

Silica: Its determination in cane products [Full subscriber]

The impacts of silicon are well covered in the literature, with at least two international conferences devoted to the subject. The International Conference on Silicon Carbide and Related Materials (ICSCRM) […]

Read more …
The Blackboard

Co-Products in ISSCT: 2013 – 2019 [Full subscriber]

A previous Blackboard (Lionnet, 2019) looked at the major topics dealt with in 2013, 2016 and 2018 co-products ISSCT sessions. Data from the 2019 ISSCT Congress are now available; they […]

Read more …
The Blackboard

Origin of sugarcane: New ideas [Full subscriber]

During the 2017 South African Sugar Technologists Association congress Lloyd Evans and Joshi published two papers summarising their work on the origin of sugarcane. These authors used molecular taxonomy, the […]

Read more …
The Blackboard

Origin of Sugarcane: A short history [Full subscriber]

Tracing back the origins of plants is not an easy task and the findings can often be uncertain or changed as new evidence is obtained. Sugarcane is generally believed to […]

Read more …
The Blackboard

Glycaemic Index (GI) Values [Full subscriber]

A previous Blackboard described the concept and determination of GI. Here we look at the actual GI values obtained. A few points need to be specified. The information given applies […]

Read more …