Acta Agrestia Sinica
The Effect of Population Density in the Perennial Ryegrass/White Clover Mixed Swards under Different Grazing Intensity
Zhu Lin, Huang Wenhui, Su Jiakai, Fu Linqian
. 1995, (3): 190 -197 .  DOI: 10.11733/j.issn.1007-0435.1995.03.003