种子的

The results showed that after exposure of germinating seeds to low temperature stress, the germination energy, germination percentage, germination index and seed vigor index in Zhengdan958 soaked with any of chemical regulation treatments under low temperature stress were higher than those of the unsoaked controls; In the meantime, the seedlings height, dry matter weight, leaf area, chlorophyll content of maize seedling under low temperature stress was elevated by A, B two kinds of concentration, indicating positive effect on strengthening maize seedling.

结果表明，低温逆境下各化控处理均提高了郑单958的种子发芽势、发芽率、发芽指数和种子简易活力指数；A、B两种药剂处理比对照都明显提高了低温胁迫下玉米幼苗的苗高、干物重、叶面积以及叶绿素含量，起到了良好的壮苗作用。

In a chemical oxidative seeded polymerization system of aniline using the polystyrene seed particles pretreated by emulsifier or modified by copolymerizing with acrylic acid, colloidally stable core-shell polystyrene/polyaniline composite particles were prepared.

在苯胺的化学氧化种子聚合体系中，以乳化剂预处理和与丙烯酸共聚改性的聚苯乙烯粒子为种子，制备具有一定分散稳定性的聚苯乙烯／聚苯胺核－壳型复合高分子粒子乳液。

This indicts that the biotic effects produced by treatment of high voltage electrostatic field are results of the seed system adapting adjusting to environment of high vollage electrostatic field.

但离体酶在静电场的作用下，其活性并未发生改变，说明种子经高压静电作用后产生的生物效应是种子对高压静电场环境自适应综合调节的结果。

Lodicules of the CMS lines with lighter CGG had more, bigger and unequal tracheae in SVB, and had bigger volume, heavier weight and lower water potential compared with the CMS lines with CGG. Similar to CMS lines, the B-lines had similar changes.

与种子裂颖重的不育系相比，种子裂颖轻的不育系浆片小维管束导管面积大、数目多且分布均匀、体积小、重量轻、水势低；且相应保持系也表现出大致相同的规律。

By analyzing and contrasting each factor that influence the polarization, we can make a regulation that the polarization of cotton seed change with each parameter and put forward the measure of improving separating effect.

对影响种子极化特性的各个因素进行了对比分析，发现了棉花种子极化特性随分选电极各参数变化的规律，并提出了改进分选效果的措施。

This article introduces present research of high voltage static electric processing equipment and experiment device,and notes the importance Of high voltage static electric technology in classification and select,biological activity of crop seed.,and outlined the features and current situation of the technology in crop seed process.

由于高压静电技术在作物种子中的分级分选、生物学效应等方面发挥着越来越重要的作用，概述了高压静电技术特点及在作物种子处理中的研究现状，探讨了其发展趋势，并进行了展望。

This paper deals with some characteristics of water absorbtion and retaining ability of water absorbents of two kinds under different relative humidity environmental conditions.

对两种吸水剂在不同相对湿度条件下的吸水能力和保水能力等特性进行了研究，并以小麦种子为植物材料，观察了不同吸水程度的吸水剂与干种子对水分的竞争能力。

The coat protein gene of Cucumber green mottle mosaic virus was amplified by RT-PCR from total RNA of China import-based cucurbits seed and cloned into pMD18-T vector.

以直接从中国进口源性葫芦种子中提取的总RNA为模板，经RT-PCR扩增获得种子上携带的黄瓜绿斑驳花叶病毒(Cucumber green mottle mosaic virus， CGMMV)的外壳蛋白基因(LHP， Liaoning cucurbits seedprotein)，将其克隆到pMD18-T载体上进行序列测定。

I was sadly put to it for a Scythe or a Sicle to cut it down, and-all I could do was to make one as well as I could out of one of the Broad Swords or Cutlasses, which I sav'd among the Arms out of the Ship.

现在正是十一、十二月之间，即将收获大麦和稻子。我耕种和施肥的面积不大，因为，上面说过，我所有的种子每样只不过半斗，而又因第一次在旱季播种，把播下去的种子完全毁了。

The method is based on a genetic model containing both the direct effects and maternal effects of an endosperm QTL and on an experimental design termed two-stage hierarchical design, in which the trait information is obtained from F3 endosperms and molecular marker information is obtained from F2 plants and F3 embryos.

文章提出了包括胚乳效应和母体效应的胚乳性状QTL定位的统计方法，该方法的实验设计是分子标记基因型信息来自F2母体植株和F3种子胚，胚乳性状表型值来自F3单粒种子胚乳，称之为两步等级设计。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。