常見(jiàn)例句雙語(yǔ)例句Development of embryo is divided into 3 periods: period of originalembryo - differentiation period - mature period. Embryo growth is type-S curve.胚的發(fā)育可分為三個(gè)時(shí)期:原胚期—分化期(快速生長(zhǎng)期)—成熟期,胚的生長(zhǎng)呈S型曲線。The results showed that apple direct somatic embryo undergo pre-embryo, ball-embryo, heart-embryo, cotyledon-embryo and mature-embryo to become plantlet.結(jié)果顯示,蘋果直接體細(xì)胞胚胎發(fā)生過(guò)程經(jīng)歷原胚、球形胚、心形胚、子葉形胚、成熟胚等階段;The effect of hormone, subculture media, desiccation treatment and supplements on regeneration of mature embryo-derived callus subcultured for a long time in rice were studied.以長(zhǎng)時(shí)間繼代的水稻成熟胚愈傷組織為試驗(yàn)材料,研究激素配比、繼代方式、干燥處理和添加物對(duì)分化的影響。 返回 mature embryo