BEIJING — The wholesale prices of China's agricultural products edged up on Jan 15, according to the Ministry of Agriculture and Rural Affairs.

The latest China agricultural product wholesale price index came in at 137.08, up 0.4 points from the previous working day.

By 2 pm on Jan 15, the average wholesale price of pork, a staple meat in China, gained 0.8 percent from Jan 14 to 47.58 yuan (about $7.36) per kg, and that of eggs climbed 3 percent to 9.72 yuan per kg.

The average wholesale prices of 28 key types of vegetables tracked by the government rose 0.5 percent.

The wholesale price index is compiled on the basis of data collected from around 200 agricultural wholesale markets and is updated daily based on the weighted average of price indices for goods including vegetables, fruits, aquatic products, livestock products, cereals and edible vegetable oil.