Influence of peat and amount and frequency of rain on the mobility of alachlor and terbuthylazine

The influence of different levels of peat and amount and frequency of simulated rain on the mobility of alachlor and terbuthylazine in soil was investigated under greenhouse conditions. Movement of the two herbicides down the soil profile) assessed by bioassay using Cucumis sativus) was inversely...

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Main Authors: Sahid, Ismail, Kailasam, Kalithasan, A., Rahman
Format: Article
Language:English
Published: Universiti Putra Malaysia Press 1996
Online Access:http://psasir.upm.edu.my/id/eprint/3587/1/Influence_of_Peat_and_AlIlount_and_Frequency_of_Rain_on_the.pdf
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author Sahid, Ismail
Kailasam, Kalithasan
A., Rahman
author_facet Sahid, Ismail
Kailasam, Kalithasan
A., Rahman
author_sort Sahid, Ismail
collection UPM
description The influence of different levels of peat and amount and frequency of simulated rain on the mobility of alachlor and terbuthylazine in soil was investigated under greenhouse conditions. Movement of the two herbicides down the soil profile) assessed by bioassay using Cucumis sativus) was inversely related to the organic matter content of the soil) but the amount and frequency of rain directly influenced the extent of leaching of the herbicides. In general) terbuthylazine was less mobile than alachlor in the two soils studied) namely Serdang and Selangor series. The phytotoxic levels of terbuthylazine were restricted to the 0 - 15 cm zone in both soils when 640 ml simulated rain was applied over 16 days. Alachlor) on the other hand) moved to depths of20 and 30 cm in Selangor and Serdang series) respectively) when soil columns were exposed to the same watering treatment.
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spelling upm.eprints-35872015-09-07T01:49:09Z http://psasir.upm.edu.my/id/eprint/3587/ Influence of peat and amount and frequency of rain on the mobility of alachlor and terbuthylazine Sahid, Ismail Kailasam, Kalithasan A., Rahman The influence of different levels of peat and amount and frequency of simulated rain on the mobility of alachlor and terbuthylazine in soil was investigated under greenhouse conditions. Movement of the two herbicides down the soil profile) assessed by bioassay using Cucumis sativus) was inversely related to the organic matter content of the soil) but the amount and frequency of rain directly influenced the extent of leaching of the herbicides. In general) terbuthylazine was less mobile than alachlor in the two soils studied) namely Serdang and Selangor series. The phytotoxic levels of terbuthylazine were restricted to the 0 - 15 cm zone in both soils when 640 ml simulated rain was applied over 16 days. Alachlor) on the other hand) moved to depths of20 and 30 cm in Selangor and Serdang series) respectively) when soil columns were exposed to the same watering treatment. Universiti Putra Malaysia Press 1996 Article PeerReviewed application/pdf en http://psasir.upm.edu.my/id/eprint/3587/1/Influence_of_Peat_and_AlIlount_and_Frequency_of_Rain_on_the.pdf Sahid, Ismail and Kailasam, Kalithasan and A., Rahman (1996) Influence of peat and amount and frequency of rain on the mobility of alachlor and terbuthylazine. Pertanika Journal of Tropical Agricultural Science, 19 (2/3). pp. 183-188. ISSN 0126-6128 http://www.pertanika.upm.edu.my/Pertanika%20PAPERS/JTAS%20Vol.%2019%20(2&3)%20Dec.%201996/11%20JTAS%20Vol.19%20(23)%201996%20(Pg%20183-188).pdf
spellingShingle Sahid, Ismail
Kailasam, Kalithasan
A., Rahman
Influence of peat and amount and frequency of rain on the mobility of alachlor and terbuthylazine
title Influence of peat and amount and frequency of rain on the mobility of alachlor and terbuthylazine
title_full Influence of peat and amount and frequency of rain on the mobility of alachlor and terbuthylazine
title_fullStr Influence of peat and amount and frequency of rain on the mobility of alachlor and terbuthylazine
title_full_unstemmed Influence of peat and amount and frequency of rain on the mobility of alachlor and terbuthylazine
title_short Influence of peat and amount and frequency of rain on the mobility of alachlor and terbuthylazine
title_sort influence of peat and amount and frequency of rain on the mobility of alachlor and terbuthylazine
url http://psasir.upm.edu.my/id/eprint/3587/1/Influence_of_Peat_and_AlIlount_and_Frequency_of_Rain_on_the.pdf
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