Japan planted 70,900 hectares of potatoes in 2024, down from 130,100 hectares in 1985. Domestic output of about 2.3 million tonnes covers only part of demand of about 3.5 million tonnes.
Huangzhong district near Xining has 122,800 mu of potatoes this year. Early varieties are being lifted with an expected yield of about 4,000 kg per mu, or 60 t/ha.
Potato varieties for chip processing need high dry matter, very low reducing sugars and tolerance to cold storage. Research and industry data show why only a few varieties meet all three.
Harvest advice from Canadian specialists sets a pulp window of about 10–16 °C. Cold tubers, low potassium and long drops all raise blackspot and shatter bruise risk.
Research shows soil temperatures around 23 °C and water stress during early bulking trigger sugar ends. The defect is irreversible in storage and darkens fries.
Mexico's main potato breeding centre is INIFAP (the National Institute of Forestry, Agricultural and Livestock Research). Over more than 70 years of work, the institute has developed dozens of varieties that now occupy around 36% of the…
India's Ministry of Agriculture and Farmers' Welfare, acting on the recommendations of the Central Seed Committee, has officially approved four new potato varieties developed by ICAR-CPRI (Central Potato Research Institute, Shimla) for nationwide cultivation and seed production.…
A bill in the Argentine Senate would require farmers to pay royalties on saved seed of protected varieties, including potato tubers, capped at 10% of the original seed value.
FAOSTAT data show Algerian potato production rose from 3.3 to 4.6 million tonnes between 2010 and 2024. Yield rose to 33.9 t/ha, driven by irrigated desert farming.