Just the basics: squat, bench, deadlift, press. Additional pulling which can be done include bent over/pendlay row, pull up.
Build work capacity (GPP) through more strength. When you get stronger overall, your cycling would improve. There isn't really a need for a cycling specific program.
Get strong, practice your sport. That's it. Read Bill Starr, Mark Rippetoe and Glenn Pendlay for more insights.
Herman Chauw
Movement coach, strength & conditioning coach, rehab therapist