The PAGE was used to study the EST isoenzyme of 5 species of Bombyx mori Linnaeus in different developmental stages.
采用聚丙烯酰胺凝胶垂直板电泳法分析家蚕不同发育阶段的酯酶同工酶谱。
Synchronized embryogenic cultures at different developmental stages were obtained by controlling 2,4-D concentration and developmental time.
通过对2，4-D浓度及生长发育时间的控制获得了高度同步化的各发育阶段体胚材料。
The results indicated that the receptors of estrogen, androgen and progestogen existed in oogonia and oocytes of different developmental stages.
结果表明，不同发育时期的卵原细胞和卵母细胞中都存在雌激素、雄激素和孕激素受体。
A regulated gene expression system would offer the unique opportunity to study the gene physiological functions at different developmental stages.
如果获得一种可以特异调控基因表达的系统，对于研究某一基因在各个不同发育时期的功能会有很大的帮助。
The Analysis of Genetic Main Effects and Genotype by Environment Interactions for Leaf Stay-green Trait at Different Developmental Stages in Maize;
本文就水土保持行业在生态环境建设中的优势和作用，阐述了水保绿化企业化的必然发展趋势。
It is suggested that these two kinds of granules may be the same secretory granules of chromaffin cells, which are in the different developmental stages.
以上结果提示：这两种不同形态的颗粒可能是大鼠肾上腺髓质嗜铬细胞中同一种分泌颗粒的不同发育阶段。
The general tendency of expression of WGA and ECL receptors in the neural tube at different developmental stages was gradually decreased and then gradually rose.
其中，WGA受体和ECL受体在各组神经管头部、体部和尾部表达的总体趋势均是先下降后上升；
Dynamically analyzed content changes in different types and different developmental stages of rice, we found that sugar content changed with types and growth period.
用此方法对不同种类和不同发育时期的水稻种子中的糖类变化进行了动态分析。
We calculated the rosette leaf number at different developmental stages, and found that the number of rosette leaves of mutant did not differ significantly from wild type.
统计了不同发育时期的莲座叶叶片数目，发现突变体与野生型的莲座叶叶片数目没有差异。
Histochemical analyses of different tissues and pollens at different developmental stages of the transgenic plants showed that P1943 could only direct GUS expression in binucleate pollens.
对转基因植株不同发育阶段的组织和花粉进行组织化学分析，发现P 1943只在双核的花粉细胞中可以检测到GUS表达。
Annual change of various elements was different, indicating that the demand amount of elements and the element proportions for Citrus grandis at different developmental stages were different.
各元素的年周期变化规律不同，说明沙田柚在不同的生育时期对各元素的需求量及它们之间的需求比例有不同要求。
In order to study the relationship between leaf transpiration in different developmental stages and environmental factors, Salvia sclarea L was used in this paper and researched for the first time.
对香紫苏不同发育阶段的蒸腾作用与环境因子的相互关系进行了系统研究。
A growth model is used in assessing and forecasting drought in order to emphasize the crop's effects on water consumption and crop's demand and sensitivity to water in different developmental stages.
将作物生长模式引入冬小麦干旱识别和预测中，充分考虑冬小麦对水分消耗利用的影响和冬小麦对水分的需求以及不同发育期对水分的敏感性，是一种识别和预测干旱的新思路。
We exposed rats to lead at different developmental stages in order to determine the sensitive periods of the exposure and to test the spatial cognitive abilities of rats in the Morris water maze task.
用不同发育期大鼠的接铅史来探讨铅暴露的敏感期及铅对年轻大鼠空间认知能力的影响。
These results suggested that the different disease-resistant ability in various developmental stages of grass carp might have its developmental genetic cause.
这些初步的研究结果提示草鱼在不同发育阶段抗病能力的差异可能具有其发育遗传学基础。
AIM: To observe rat hippocampal neuron morphological characteristics at different developmental and differential stages in low density culture.
目的：建立大鼠海马神经元低密度体外培养方法，并观察其发育分化过程中的形态学指征变化情况。
The nutrient composition in the whole body of Rana catesbiana at different growth and developmental stages after overwintering was analysed.
对越冬后牛蛙各生育阶段的整体营养成份进行了分析。
Stomatal index in the epidermis of different organs changed variably during the developmental stages.
气孔指数在各器官上的变化规律差异较大。
Shi C. H. , J. G. Wu, J. Zhu, L. J. Fan and P. Wu, Developmental genetic analysis of milled rice weight at different filling stages in indica rice (Oryza sativa L. ).
石春海、吴建国、朱军、樊龙江和吴平，籼稻精米重量性状的发育遗传分析。
In addition, the differences of these genes were studied by real-time quantitative PCR which in two soybean lines and different seed developmental stages.
此外，还利用荧光定量pcr技术进一步分析了这六个基因在两个大豆品种中的定量差异。
In addition, the differences of these genes were studied by real-time quantitative PCR which in two soybean lines and different seed developmental stages.
此外，还利用荧光定量pcr技术进一步分析了这六个基因在两个大豆品种中的定量差异。
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