Talk to Gynecologist on Iugr

Hey..i was pregnant twice.. during first pregnancy my baby had been diagnosed as iugr and later born at 36 weeks weighing around 2.3kg,but unfortunately died of sepsis.during my second pregnancy,my baby was SGA, born at 37 week weighing 2.8kgs..he is doing great now..What are the chances that my next one will again be a small baby?? What precautions can be taken in order to avoid it??