TY - GEN AU - Ganesalingam, V.K TI - Elements of economic entomology: insect pests and pest control - Sri Lankan perspective SN - 9559817205 U1 - 595.7 PY - 2004/// CY - Colombo PB - V.K. Ganesalingam KW - ENTOMOLOGY KW - INSECTS KW - INVERTEBRATES KW - ZOOLOGY ER -