出苗期 meaning in Chinese

period of emergence
season of emergence
time of emergence

The dynamics of endophytic bacteria at different growth stages . the populations and flora of endophytic bacteria increased from seed to emergence stage , quickly , but decreased by a wide margin from emergence stage to crossing stage , and the population did not vary significantly until recuperating stage
从出苗期到十字期菌量又出现大幅度下降，但略高于种子中菌量。烟株成苗以后移栽，进入缓苗期，在这一长段时期里，内生细菌数量没有出现太大变化，只是移栽后菌量稍有下降。
The results of variance analysis showed that there was no significant difference in the same organ of soybean varieties , but the difference was highly significant in different organs of same variety . the content of isoflavones in organs on the ground was much more than that of underground at the stage of coming out , and isoflavones in cotyledon was much more than in other tissues in the stage of seedling
营养生长期异黄酮的分布存在组织特异性而无种属特异性，各组织间的差异达到极显著水平：在大豆出苗期，地上部分的异黄酮含量远高于地下部分；幼苗期子叶中异黄酮远高于其它部分；壮苗期和盛花期，叶片中异黄酮的含量远高于别的组织。