stem是什么意思

网络释义

用法例句

The effects of minimal medium,categories and concentration of plant hormone on the induction,proliferation and rooting cultivation of multiple shoots of stem segments in pedicel of Oncidium hybridum were studied by orthogonal experiment.

应用正交试验设计法研究基本培养基、植物生长调节剂种类及浓度对文心兰花梗茎段芽再生丛生芽诱导、增殖和生根培养的影响。

Effects of Methanol Extracts from Caudex of Ammopitanthus mongolicus L. on the Growth of the Larvae of Diamondback Moth,Plutella xylostella L.;

沙冬青茎杆甲醇提取物对小菜蛾幼虫生长发育的影响

The antioxidant activation of extraction from sweet potato stalk stem and leaf was determined by DPPH methods.

用DPPH法分别测定了红薯梗、茎、叶提取物的抗氧化活性,用分光光度法测定了它们的总黄酮含量,并比较了两者的相关性。

Studies on Influencing Factors of Plantlet Regeneration of Stem Segments in Pedicel of Oncidium hybridum

文心兰花梗茎段植株再生培养的影响因子研究

A stalk bearing a single flower in an inflorescence.

花梗在一个花序上只有一朵花的梗茎

A lot of the stems of the flowers in the garden were broken by the strong wind.

花园中的许多花被强风刮断了茎梗。

cut off the dead heads

把枯萎了的花从茎梗上割掉

In Vitro Propagation of Oncidium by Bud and Inflorescence Culture

文心兰的茎尖及花梗组织培养和快速繁殖

Stems Culture under Low Temperature Stress and Chilling Tolerance Induction of Ormosia henryi Seedlings Cultured in vitro

花榈木组培苗茎段低温胁迫培养及耐冷性诱导

A supporting stalk, such as a peduncle or pedicel.

叶梗支撑的梗，如花梗或小花梗

Having a stem or stems of the specified type

具有某种茎、干、梗或柄的，

Having or supported on a peduncle.

有花梗的有花梗的或由花梗支撑的

The Establishment of Jasminum nudiflorum Lindl Aseptic System and Induction of Stem and Leaf Callus;

迎春花无菌体系的建立以及茎段和叶片愈伤组织的诱导

The stiff stalk of various grasses.

梗草各种草的硬花梗

The stalk of an inflorescence or a stalk bearing a solitary flower in a one-flowered inflorescence.

花梗一个花序的花梗或在单花序中承负单一花朵的花梗

Studied on Multiplication of Dendrobium nobile protocorm-like-bodies(PLBS);

金钗石斛茎段诱导原球茎增殖的研究

" Overwhelmed with grief, she pinched a section from the withered stalk, planted it in a flower pot which she put in her room, and watered it every day.

”黄英悲痛欲绝，在根茎上掐一小段，把它种在花盆里，端回自己房中，天天浇水。

A bundle or cluster of stems, flowers, or leaves.

簇一束或一丛茎、花或叶

A rose has thorns on its stem.

玫瑰花的茎上有刺。

Determination on Plumbagin in Fresh and Dry Stem of Plumbago zeyanica L.

白花丹鲜茎与干茎中白花丹醌含量测定

Comparative Study on Seed Traits of Purple Flower Platycodon grandiflorum and White Flower Platycodon grandiflorum

白花桔梗和紫花桔梗的种子性状比较