International Scholarly Research Notices

Research Article

Organochlorine Pesticide Residues in Sediments and Waters from Cocoa Producing Areas of Ondo State, Southwestern Nigeria

Table 5

Mean concentration (µg/L) and seasonal variation of organochlorine compounds in some rivers in Ondo State.
AnalytesAgoo-Ile-OlujiOse Ala OluwaOgbeseOni Aponmu OsunOpaOwena-OsunOwena-Ondo
DryWetDryWetDryWetDryWetDryWetDryWetDryWetDryWetDryWetDryWetDryWet
HCBNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDND
α-BHCNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDND
β-BHCNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDND
γ-BHCNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDND
HeptachlorNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDND
AldrinNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDND ND
Trans-chlordaneNDNDNDNDNDNDNDNDNDNDNDND NDNDNDNDNDNDNDNDND
Cis-chlordane NDNDNDNDND NDNDNDNDND NDNDNDNDNDNDNDNDND
α-endosulfan NDNDNDNDND NDNDNDNDND NDNDNDNDNDNDNDNDND
β-endosulfanNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDND
p,p′-DDENDNDNDNDNDND NDNDNDNDNDNDNDNDNDNDNDNDNDNDND
o,p′-DDDNDNDNDNDNDND NDNDNDNDNDNDNDNDNDNDNDNDNDNDND
p,p′-DDDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDND
p,p′-DDT NDNDNDNDNDND NDNDNDNDNDNDNDNDNDNDNDNDNDNDND
DieldrinNDNDNDND ND NDNDNDNDNDNDNDND NDNDNDNDNDND
EndrinNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDNDND
Data in the same column followed by the same alphabets are not significantly different at using the new Duncan Multiple Range Test. ND: not detected.