root and shoot的意思|示意

The root and shoot growth of vigorous trees exceed the weak tree in this experiment.

树势强者与树势弱者相比较，前者根系生长量大大超过弱树，枝梢生长量也比弱树大；

Because there is only one maternal plant in China, with less root shoot and limited scion, the speed of its propagation is very slow.

因母树仅有一株，且根孽极少，接穗有限，所以难以迅速繁殖推广。

The root efficiency ratio and P uptake in shoot in P efficiency genotypes and in P inefficiency genotypes decreased by 55.0%, 54.9% and 32.5%, 36.4% in Fe deficiency treatment respectively.

与正常供铁的处理相比，磷高效和磷低效基因型小麦的地上部吸磷量和根效率比在低铁处理中平均降低了55 0%、54 9%和32 5%、36 4%。

In the present paper, the influences of root pruning on root regeneration, shoot and leaf growth, and fruit development were reviewed.

综述了果树根系修剪(断根)对其根系再生、枝叶生长和果实发育的影响。

The results showed that different media had significant effects on the survival rate, height, stem diameter, root length, shoot and root dry matter weight of eastern arborvitae.

研究结果表明，不同配合基质对侧柏幼苗的成活率、株高、径粗、根长、地上部和地下部干重均有显著影响。

The effects of minimal media, hormones, sugar, light and supports of media on shoot propagation and root formation were studied in tissue culture of pumpkin (Cucurbita moschata).

以艾西丝南瓜带芽茎段为外植体，研究了基本培养基、激素、糖、光照、培养基支持物等因子对芽增殖及不定根形成的影响。