Abstract. Sawangha M, Dermail A, Chankaew S, Simla Lertrat K, Suriharn K. 2023. Reciprocal cross effect over seasons on agronomic and yield traits in waxy corn under tropical savanna. Biodiversitas 24: 4120-4125. The exponentially increasing number of hybrids per additional inbred lines results a tremendous workload crop hybrid breeding. question arises if reciprocal crosses could be excluded t...