TY - BK AU - Blackman,R.L. AU - Eastop,V.F. TI - Aphids on the world's crops: An identification and information guide SN - 0-471-90426-0 U1 - 595.752 PY - 1984/// CY - Chichester (United Kingdom) PB - John Wiley and Sons, KW - Aphids KW - Crops KW - AGROVOC KW - Hosts KW - Insects KW - Invertebrates KW - Noxious animals KW - Pest insects KW - Phthiraptera KW - Polymorphism KW - Useful arthropods N1 - Illustrations, tables, references p. 385-413, photographic guide p. 415-466 ER -