00285nam a2200109Ia 450000500170000000800410001708200140005810000230007224500210009526000510011630000080016720260224040953.0260224s9999||||xx |||||||||||||| ||und||  a581.2 RAV  aRavichandra, N.G.  0aPlant nematology  aNew Delhi: I.K. International Publishersc2008  a693