Pesticide Residues in Coastal Tropical Ecosystems: Distribution, fate and effects - Chapter 7 potx

... culture in pond and disused mining pools 5 ,75 4 Cockle culture in mudflats 5,041 Penaeid prawn culture in brackish water ponds 1, 878 Marine finfish in floating net cages in coastal water 671 b Freshwater ... Hock, Selangor γ-HCH 0.1 19 87 Rice-field α-HCH 18–58 fish γ-HCH 10–100 α-endosulfan 5130 β-endosulfan 170 0 Penang 1984– 87 Rice field α-HCH 2.3 Jothy et al. 19 87 +...

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... near coastal areas Pre-planting runoff, erosion non-point weed control: herbicides soil insects: insecticides Post-planting aerial drift non-point soil and stem insects: runoff, erosion insecticides Pre-emergence ... fungicides herbicides ins/nem other 1 977 79 1985– 87 1995– 97 Figure 12.4 Biocides by class imported by Costa Rica during: 1 977 79 , 1985– 87, and 1995– 97...

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... 71 5.1 Pesticide residues in marine, estuarine, and fresh waters of India 98 5.2 OC pesticide residues in plankton samples from Indian waters 100 5.3 Pesticide residues in marine, estuarine and ... from Indian waters 112 5 .7 OC pesticide residues in marine, estuarine, and freshwater organisms of India 114 5.8 OC pesticide and PCB residues in resident...

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... Ghana. PESTICIDE RESIDUES IN BIOTA AND NON BIOTIC MATRICES IN THE INLAND, COASTAL, AND MARINE ECOSYSTEMS OF GHANA OC residues in the interior of Ghana Osafo Acquaah (19 97) measured lindane and endosulfan ... small landholders. Ghana’s land use includes 12 percent in arable land, 7 percent in permanent crops, 22 percent in permanent pastures and 35 percent in fo...

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... Everaarts Pesticide use in Zimbabwe 37 The surveys by Billings and Phelps (1 972 ) and Whitwell et al. (1 974 ) were carried out following the tsetse fly control campaigns in 1962 to 19 67 with dieldrin, and ... lead to a build-up of pesticide residues in streams and lakes. PESTICIDE USE IN THE CONTROL OF DISEASE VECTORS Tsetse fly infestation in eastern central Af...

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... maize and cotton while other OCs, e.g. lindane, aldrin, and dieldrin, were used for seed dressings. DDT was last imported into Kenya in 1985, aldrin and dieldrin in 1992 (PCPB). OCs still in use in ... metabolism and persistence of 14 C-DDT and 14 C-chlorpyrifos residues in sediment and fish in a model ecosystem. In: Proc. 7th Int Conf in Africa and 34th Conve...

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... consumption for granular and conventional products since 1 972 and 1 973 . With the lifting of subsidies beginning in 1 974 and ending in 1 979 , there was a sharp decline in the consumption of pesticides. Subsequently use ... spraying. With the introduction of HYV, use of pesticides increased Figure 6.1 Pesticide consumption in Bangladesh from 1 973 –95 0 2 4 6 8 10 73 74...

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... 71 .42 69, 475 60.31 IPM implemented in all rice fields 1 975 46,3 07 32.51 25,5 37 22. 17 1 976 59,116 51.54 37, 970 32.96 1 977 70 , 570 59.55 58,249 50. 57 1 978 50, 176 35.23 33 ,79 3 29.33 1 979 46,940 30.98 ... pre- in field 1 IPM a in field 2 IPM Pre-IPM 1 970 138,698 100 118,259 100 1 971 139,401 112,995 1 972 149,1 97 114,354 IPM implemented in some areas 1 973 132,8 4...

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... 12–18 Ametryn 2 0.8 22 77 .1 4 3.04 17 79.8 7 4.83 22.4 72 .6 Prometryn 2 0.9 20.2 78 .9 4 1.8 21.4 76 .8 7 5.1 25.3 69.6 Simazine 2 0. 57 15 84.3 4 2.42 17 80.5 7 8.11 28.8 62.9 Bromacil 2 9 .78 42.1 62.9 4 ... water beyond the MRLs while in crops, most pesticide residues are found in compliance with national and international standards. In agricultural soils and...

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... credit for initiating and implementing pesticide awareness programs in the Commonwealth Caribbean during the 1 970 s and 1980s through printed and electronic media, seminars, and direct training of ... 37. 48 Trinidad b 171 ,280 (24.3) 333,984 ( 47. 4) 27, 443 (3.9) – 172 ,413 (24.5) 70 5,120 2.98 Jamaica e1 78 1,836 (45.2) 71 5, 375 (41.4) 232,201 (13.4) – – 1 ,72 9,412 7. 1...

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