The imaginative researcher Chen Minhsiang, for instance, is developing methods of exposing guavas to radioactive rays which alter their chromosomes and cut seed numbers in half.
「幻想」之二是無子番石榴，他用放射線照射番石榴的種子，使它的染色體發生轉座，這些種子長大所結的果實，有些含子量只及平常的一半不到。經過自交，希望日後還有含子更少的後代出現。陳敏祥同時在試驗另一個無子計畫。