“向地性”造句
2024年06月19日 06:12:54
植物莖往上長(zhǎng)時(shí)表現(xiàn)出負(fù)
向地性.
The main stems of a plant show negative geotropism as they grow upwards.
根系
向地性變化可由缺磷等因素所誘導(dǎo), 且存在著一定的遺傳變異性.
Root gravitropic responses are adaptive , inheritable traits induced by low phosphorus availability and other factors.