查询词典 mutagenic

The mutagenic effectics of synchronous radiation (SR, soft x\|ray) on biology of three winter wheat varieties were studied.

本文利用同步辐射辐照 3个冬小麦品种，从形态学、细胞学上研究了M1 代生物损伤和M2 代诱变效应。

3 Was a suitable concentration scope. 4.Mutagenic effect of single-hybrid treated with EMS-mineral oilWhen the pollens of single-cross Xinong No.2 were treated with 0.67 ×10-3 ,white grain mutation and light yellow grain mutation were found in M2 ,and sweet grain mutation , white ear and light yellow ear with steady genetic character were got in Ma.

得到了白粒、浅黄粒突变体；M3出现了甜粒突变体，并得到遗传性状稳定的白色、浅黄色特用玉米果穗。

The antimutagenic and mutagenic activities of the three Rhizoma menispermi extracts were studied under the direct and indirect rapid synchronous test by using the bacterium enl tore technique.

采用细菌培养技术进行抗突变致突变直接及间接同步快速实验，以检测不同北豆根提取物的抗突变和致突变活性。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。