"The super millionaire fruits of the Alma Mater": this is how Corriere della Sera headlined years ago when announcing the results obtained by researchers from the Department of Agri-food Sciences and Technologies of the University of Bologna on the cherry tree genetic improvement project: the seven Sweet® sisters, the new varieties named after the children or loved ones of their inventors.
A team led by Stefano Lugli who, starting from old indigenous varieties, the famous Duroni di Vignola, bearers of valuable traits such as sweetness, texture and aroma, has been able to combine these virtues with others, such as beauty, size and productivity, taking them from varieties of American origin.
Below, the report by Bettina Riedel, variety manager of UNIBO, presented at the seminar on cherry variety innovation at Macfrut 2023. Precisely at Macfrut, ten years ago, the Sweet® varieties made their debut winning, among others, the Oscar prize for innovation.
19 Jun 2026
PGPR applied to Gisela 6 rootstock improve rhizosphere fertility, nutrition and root development in sweet cherry. Co-inoculation with Pantoea ananatis D1-28 and Bacillus aryabhattai LAD emerges as a sustainable strategy for efficient roots and more vigorous plants.
03 Jun 2024
‘Reducing the risk of having one-brand market practices with China and not abusing the “peak” period is crucial for the future,’ says Luis Ahumada, director of Grupo Los Olmos, ‘where opening up to other Asian countries, including India, looks like an opportunity.
20 Jul 2026
A WSU study shows how heatwaves, low temperatures during bloom and environmental stress affect firmness, stems, pitting and postharvest cherry quality in Washington State, with different responses across Rainier, Bing, Skeena and Sweetheart cultivars in hot seasons.
20 Jul 2026
A study by Miguel Hernández University in Elche shows that natural treatments with putrescine and spermidine can raise sweet cherry yields in Spain by up to 40%, reduce rain-induced cracking, and improve fruit firmness, color, flavor and overall market quality too.
