... Dieldrin 0 .64 mg L–1growing regions field, irrigation p,p´-DDT 0. 06 19 .60 mg L–1canal, adjoining p,p´-DDE 0.01–2.51 mg L–1river and ponds) p,p´-DDD 0.01–0.37 mg L–1o,p´-DDT 0.01–0. 26 mg L–1Lindane ... Table 6. 5, among the DDT family, p,p - DDT, p,p´-DDE, and p,p´-DDD were most often observed in various food and environmental samples and, in some cases, lindane in sediment samples, and endo-sulfan ... 2,497 0 .60 Chittagong 1,900 0.50 1,9 36 0 .63 1,985 0.78 2,289 0.92Rajshahi 2, 565 0.32 2 ,60 0 0.39 2,751 0.54 2, 964 0.74Khulna-Barishal 1,957 0.34 1,995 0.39 2,178 0.58 2,375 0.80Bangladesh 8 ,64 9...