The cereal cyst nematode(CCN, Heteroder aavenae) causes serious yield loss on cereal crops, especially wheat, worldwide. Daxing population in Beijing City and H
Poly (hydroxyethyl, octanediamine)-DL-aspartamide (PHOA) hydrogels were preparedby adding mixture of 1,8-octanediamine and ethanolamine to PA in DMF at room tem