查询词典 plant hormone

Therefore,foliar spraying ofboron was the main measure during flowering period so as to stimulate thegermination and growth of pollen tube,regulate endogenous hormone balance ofovary and promote gynospore formation and,during the phase of young embryodevelopment,spraying of relevant plant growth regulators and potassiumsupplement were essential to stimulating the increasing of endogenous GA1/3 andiPAs,raising the key nutritious substance content in ovary and promoting youngembryo development.

因而花期调节以喷B为主，以便促进花粉管萌发生长，调节子房内源激素平衡，促进大孢子形成；幼胚发育期以植物生长调节剂喷布和K素补充为主，以便启动子房内源GA1/3、iPAS等上升，增加还原糖、淀粉、蛋白质积累和K素吸收，促进幼胚发育。

Don.methodswith the stem of sterile seedling and fresh plants as exophyte, ms as a basic medium, 6-ba and naa hormone were adopted as the experimental variables.resultsms +1.0 mg / l 6-ba +1.0 mg / l naa induced the best effect of callus; higher concentrations of 6-ba with high concentrations of naa made callus densification and higher rate.conclusion different plant hormones and their different concentration ratios have different effects on the callus of halenia elliptica d.

方法以椭圆叶花锚种子培养的无菌苗的茎和新鲜植株的茎段为外殖体，ms为基本培养基，分别以6-ba和naa两种植物激素为变量进行实验研究。结果ms培养基+1.0 mg/l 6-ba+1.0 mg/l naa对诱导椭圆叶花锚愈伤组织的形成效果最佳；高浓度的6-ba配合较高浓度的naa诱导的愈伤组织致密，出愈率高。

Benzylaminopurine and abscisic acid were brushed onto the ears and upper leaves of Hordeum vulgore in pot experiments, to analyze the regulation of partial changes of hormone balance on distribution of Na(superscript +), K(superscript +) and free proline at a whole plant level.

用6-苄氨基嘌呤和脱落酸配合400mmol/L NaCl定位涂抹盆栽C3植物大麦的穗和上位叶片，分析了植物体激素水平的局部改变对叶片盐胁迫下整株水平上Na、K和游离脯氨酸分配的调节作用。

Syringae AvrB activates for the benefit of the bacterium, perturbing hormone signaling and enhancing plant susceptibility.

这些发现揭示了AvrB干扰植物激素，促进植物感病的一个新的信号通路。

The phenomenon of vitrification could restore significantly after culture 2 or 3 generations in the culture medium without hormone. The differentiation ability of protocorm restored and the state of plant growth was consistent with the formal protocorm. It could continue applying to the manufacture of tissue culture.

玻璃化类原球茎在无植物生长调节剂培养基中经2~3代恢复培养后，数量下降到0.84%，玻璃化现象可得到明显恢复，恢复后的类原球茎的分化能力和植株生长状态与正常类原球茎一致，无变异现象发生，可继续应用于组培生产。

We previously showed that the Pseudomonas syringae effector protein AvrB perturbs hormone signaling, as exemplified by upregulated expression of jasmonic acid response genes, and enhances plant susceptibility.

效应蛋白AvrB可以诱导激素茉莉酸信号途径的基因表达，增加植物对丁香假单胞菌的感病性。

With KEN NONG-4 as experimental material, the text studys that Chemical control seed coating and general seed coating impacts upon lateral root anlage Initiating of soybean seeding, meanwhile analyzes dynamic changes of plant endogenous hormone contents in the course of lateral root anlage Initiating by experiment of vertical plank germination.

以垦农4号为试验材料，利用垂直板发芽试验研究了化控种衣剂和常规种衣剂对大豆幼苗侧根原基发生的影响，并对侧根原基发生过程中植物内源激素含量的动态变化进行了相应的分析。

On the hypothesis that growth hormone is responsible for the normal development of fruits,we compared the relative auxin contents of fertilized and unfertilized bolls of the cotton plant.

根据可溶性碳水化合物的分析和 C~(14)追踪试验结果，我们认为在生殖生长和营养生长之间存在着营养物质的竞争。

Effect of different sterilized time, kinds of hormone and its combination on adventitious shoot formation, plant regeneration and root regeneration were studied.

研究了不同消毒时间、不同激素及其组合对叶片不定芽发生、增殖和生根的效应。

Researchers have known since the nineteen thirties that the actively growing tip of a plant release s a hormone called auxin.

从上世纪30年代起，科学家已经得知植株活跃的生长点释放一种叫做生长素的荷尔蒙。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。