For the detection of Rice dwarf virus(RDV) from single leafhopper and leaf,the dot-blotted hybridization method based on molecular biology were established.
We also describe the basic principle of white dwarf cosmochronology and its application in defining the age of the Galactic disk, globular clusters, open clusters and Galactic halo.
Here is a miraculous Narnia magic kingdom——a magic world once possessed full of spirits and talkable animals, dwarf and giant , in this world, "human" is the biological of the myth.