There are four explanations——else s name, Shi Hui, Guo Xun or Guo s disciple,the compiler of Jingkang Books Containing Anecdotes ,but none of them has been affirmed until now.

Allelopathy of leaves of Parthenium hysterophorus L. on Abutilon theophrasti Medic. and Echinochloa crusgalli (L.) Beauv.

Gas chromatographic analysis of a propanil plus oxadiazon formulated mixture;

Study on determining method for propanil residue in rice;