TY - GEN AU - O'FARRELL,A F AU - JONES,B M AU - BRETT,G A TI - The persistent toxicity under standardized field conditions of pyrethrum, DDT and gammexane against pests of stored food SN - 0007-4853 PY - 2007///1227 KW - Animals KW - Chrysanthemum cinerariifolium KW - DDT KW - Hexachlorocyclohexane KW - Insecticides N1 - Publication Type: Journal Article UR - https://doi.org/10.1017/s0007485300022768 ER -