Busby has 10 RBI, three home runs and two doubles in four games.
Rain and lightning force cancellation.
The walk-off loss was FSU's first since 2013.
Busby has three home runs in past two games; 16 RBI in last five games.
Both teams enter the weekend with identical 9-9 marks in the ACC.
Busby has 12 RBI over the past four games; Kwiatkowski earns first win.
Florida State is coming off series win against No. 3 Clemson
About a week ago, Florida State pitching coach Mike Bell approached head coach Mike Martin with a small piece of good news.
Cal Raleigh's seventh-inning home run broke a 5-5 tie.
Six of FSU's seven runs came via home run Sunday.
Noles retire J.D. Drew's jersey prior to game.
Seminole legend J.D. Drew had his jersey retired on Saturday night.