Gramineae mainly regenerates through the way of reproducing somatic embryo,and it is significant for Plant Genetic Engineering and improving the crops quality to study somatic embryo.

• 禾本科植物主要是通过体细胞胚发生途径再生植株．体细胞胚的研究对植物基因工程及农作物品种改良等都具有重大意义。