低温处理愈伤组织能提高绿苗率;
The frequency of green plantlets from anther-derived callus was improved by cold treatment;
低温处理明显降低了叶片CAT活性。
低温处理下情况正好相反。
主要研究了M2钢铣刀超低温处理局的组织性能变化。
The changes of the microstructure and the properties of M2 steel milling cutter after being treated under low temperatures are studied in this paper.
热处理:真空,渗碳,渗氮,真空热处理,超低温处理等。
Hot treatment: vacuum, carburizing, nitriding, vacuum heat treatment and cryogenic treatment etc.
在根和茎中同样随着低温处理时间的增加荧光量不断加强。
In the roots and stems, fluorescence can be constantly strengthened with time when they received the same low-temperature stress.
对通过浓缩与低温处理来提高葡萄汁稳定性的技术进行了研究。
The technology of increased the stability of grape juice by concentration and low temperature treatment, was studied in this paper.
低温处理对离体培养棉花胚珠轮廓面积的大小也有相似的影响。
The occupied area of cultured ovule and fibers affected by low temperature had similar trend to the length of the fiber.
本文主要探讨了M2钢铣刀经超低温处理后耐磨性的变化情况。
This paper mainly deals with the abrasion resistance variation of milling cutters of M2 steel by using super low temperature treatment.
研究了高分子分散剂及低温处理在制备无团聚超细氧化锆粉末中的作用。
The effects of macromolecular dispersant and subzero treatment on the preparation of ultrafine non agglomerative zirconia powders have been studied.
结果表明,剥去种皮与足够时间的低温处理是早熟杏胚培成功的先决条件;
The result showed that removing seed coats and full time of low temperature was precondition to gain success in early mature apricot embryo culture.
结果表明:延长低温处理时间可大幅度提高春小麦花粉植株的自然加倍率;
The result show that: natural doubling rate of pollen plant of spring wheat can be increased quickly by prolong low temperature treatment;
目的:观察深低温处理对异种骨-髌腱-骨(bpb)移植排斥反应的影响。
AIM: To investigate the effects of deep-frozen treatment on the immune response of bone-patellar tendon-bone (BPB) xenograft rejection.
研究了电阻焊电极合金经93K低温处理后晶粒细化对高温屈服强度的影响。
The influence of resistance welding electrode alloy's grain refined after 93k cryogenic treatment to high temperature yield strength is studied in this paper.
对目前国内外利用低温处理打破百合鳞茎休眠和促进开花等方面的研究进行了综述。
The studies on the effect of low temperature on releasing bulb dormancy and promoting of flowering of lily were reviewed.
结果表明,低温处理对解除休眠有显著作用,随着低温处理时间的延长,成苗率提高。
The results indicated that low temperature had significant effect on breaking dormancy: with the treatment time of lower temperature prolonged, seedling rate was increased.
对四倍体和二倍体催眠睡茄植株进行低温处理后,比较电解质外渗率和细胞膜损伤率。
Under the same temperature, the electrolyte exosmosis rate and damage of cytomembrane of tetraploid plants were lower than diploid plants.
结果表明,在不同低温处理下,苜蓿叶片和根茎组织电解质透出率呈现出S型曲线变化。
The measurement results indicated that the EL of alfalfa tissue under low-temperature treatments presented a curve change like "S" fitted Logistic Function.
幼苗经低温处理后,根系电导、幼苗转绿、叶片叶绿素荧光对低温的敏感性亦是麻线谷小于桂朝。
After the seedlings treated low temperature the sensitivities of root conductivity, etiolated seedlings, chlorophyll fluorescence of leaves in Maxiangu were also less-sensitive than in Gulchao.
对保护酶类的初步分析显示:低温处理后SOD酶活性与CAT酶活性的降低与抗寒性密切相关。
Analysis of protective enzyme indicates SOD activity and decrease of cat activity are closely related with cold resistance.
为试材对不同温度梯度短时间冰冻低温处理对桃芽自然休眠解除的影响及生理生化机制进行了研究。
The effects of short-term freezing at different temperature on the endodormancy breaking of peach buds were studied.
结果是低温处理的豆苗,外渗电导率低于对照(常温育苗),过氧化物酶及其同功酶活性大于对照。
The result was that osmotic electric conductivity was lower than ck(cultivite seeding in normal temp. ), and activity of peroxidase and its isozyme were higher than oh.
以亚州百合为试材,探讨了低温冷藏、设施栽培和赤霉素结合低温处理对亚洲百合开花及新球繁殖的效应。
Effects of chilling, protected culture and gibberellin combined with low temperature on flowering and new bulb reproduction of Asiatic hybrid lily were studied.
随低温处理时间的延长,玉米离体叶片光合速率迅速下降,叶绿体希尔反应活性下降,叶片电解质外渗率增加。
The photosynthetic rate of detached leaves and Hill reaction of chloroplast were inhibited graviously during chilling treatment, and the electrolyte leakage of leaves was increased by chilling.
介绍了渗氮、超低温处理、气相沉积、等离子改性以及复合表面处理技术等在切削刀具中的应用现状和发展趋势。
The status and development trend of surface treatments, such as nitriding, vapor deposition, plasma modification and multiplex surface treatment technology used for cutting tools were described.
不同熟期成熟的早熟油桃品种对低温处理的要求时间不同,愈是早熟的品种对低温要求时间愈长,晚熟品种相对较短;
Different cultivars required different time of low temperature treatment to germinate, the earlier the cultivars ripened, the longer the time they needed.
不同成熟期的早熟油桃品种对低温处理的要求时间不同,成熟早的品种对低温要求时间长,成熟晚的时间要求相对较短;
Different cultivars required different time of low temperature treatment, the earlier the cultivars ripened and the longer time they needed.
我们用低温极限处理振动。
我们用低温极限处理振动。
应用推荐