Browsing by Author "C. K. Ngan"

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    Fate of Chlorothalonil, Chlorpyrifos and Profenofos in a vegetable farm in Cameron Highlands, Malaysia
    (Springer, 2005) C. K. Ngan; U. B. Cheah; W. Y. Wan Abdullah; K. P. Lim; B. S. Ismail
    The fate of chlorothalonil, chlorpyrifos and profenofos in sandy loam soil under tropical condition was studied in a vegetable plot in the Cameron Highlands, Malaysia. The plot was treated with chlorothalonil, chlorpyrifos and profenofos according to normal agricultural practices of the Cameron Highlands. Water (runoff and lysimeter), soil and bedload sediment samples were taken according to a sampling schedule. Residues in water, soil and bedload sediment samples were laboratory analysed to determine amount.
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    Leaching potential of pesticides in a vegetable farm in the Cameron Highlands, Malaysia
    (Springer, 2004) B. S. Ismail; C. K. Ngan; U. B. Cheah; W. Y. Wah Abdullah
    This study was conducted to examine the leaching potential of chlorothalonil, chlorpyrifos and profenofos in the vegetable agroecosystem of the Cameron Highlands, Malaysia.