TY - BOOK AU - Hawksworth, D.L. ED - Workshop on the Ecological Foundations of Sustainable Agriculture( WEFSA III) TI - The identification and characterization of pest organisms: proceedings SN - 0851989047 U1 - 632.7012 21st ed. PY - 1994/// CY - U.K. PB - CAB International KW - Characterization KW - Identification KW - Pests KW - Proceedings ER -