对8份野生鸭茅(Dactylisglomerata)材料染色体核型的研究表明,中国西部有2n=2x=14和2n=4x=28两种鸭茅分布。
The chromosomal karyotypes of 8 Dactylis glomerata strains showed that the two species of Dactyl
A neutron residual stress spectrometer which will be used to measure stress is planned to be made in neutron scattering project of CARR. In order to save time a