* CBOT March soybeans fell 6-3/4 cents to $9.03-1/2 per bushel and closed below its 50-day moving average.
* CBOT March soymeal ended down $2.80 at $311.80 per short ton while March soyoil fell 0.01 cent to 28.40 cents per pound.
* China's 2018 soybean imports fell by 7.9 percent from a year earlier to 88.03 million tonnes, the General Administration of Customs said on Monday. It was the first annual decline since 2011.
* Traders are watching for any renewed soybean demand from China following promises by Beijing to purchase "a significant amount" of US agricultural goods and other products.
* Soybean losses pared by concerns about adverse weather in South America reducing yield prospects.
* The National Oilseed Processors Association is expected to report December soy crushings at 170.016 million bushels, according to analysts polled ahead of a monthly report due on Tuesday.
* The CBOT reported 135 January soybean deliveries. January soymeal deliveries totaled 63 contracts and January soyoil deliveries totaled 17 contracts. The January contracts expire on Monday.