![](/img/cover-not-exists.png)
A study on the physical mechanism of resistance of main poplar strains againstCryptorrhynchus lapathi L.in North China
Liu Jingquan, Hou Aiju, Ding FujunVolume:
4
Language:
english
Pages:
16
DOI:
10.1007/bf02897283
Date:
May, 1993
File:
PDF, 666 KB
english, 1993