如何使用 "callus" 造句

1. Study on callus induction and bud differentiation of gerbera .
非洲菊愈伤组织诱导和不定芽分化研究。
2. This callus generally lasts for about three weeks .
一般来说这种痂能够存留大约三星期。
3. Callus hairs equal to or slightly longer than lemma .
胼胝体毛等于或稍长于外稃。
4. To have a callus on your foot .
脚上磨有老茧。
5. Callus induction and protoplast culture from immature embryo of maize .
玉米未成熟胚愈合组织之诱导及原生质体之分离与培养。