Abstract:By means of the brine shrimp letality bioassay,the authors study 36 abstracts from poly-goaceae family plants Pteroxygonum giraldii Dummer et Diels,FagopyruM dibotys(D. Don )Hara, Rummer dentatus,Rumex patientia L.,Rumex dictyocarpus Bioss et Buhse,Rhe
