Dissipation of Pendimethalin in Soil and Its Residues in Chickpea (Cicer arietinum L.) Under Field Conditions

Sondhia , S. (2012) Dissipation of Pendimethalin in Soil and Its Residues in Chickpea (Cicer arietinum L.) Under Field Conditions. Bulletin of Environmental Contamination and Toxicology . pp. 1-5.

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Abstract

Disappearance of pendimethalin in the soil of chickpea (Cicer arietinum L.) at 0–110 days, and terminal residues in plant samples have been studied under field conditions. Pendimethalin was applied as pre-emergence herbicide at 750, 350 and 180 g a.i. ha−1 in winter, in chickpea crop. The dissipation of pendimethalin in the chickpea field soil conditions followed first order kinetics showing a half-life of 11.23 days averaged over all doses. Low pendimethalin residues were found in plant samples. 0.025, 0.015, <0.001 μg g−1 residues of pendimethalin were found in grains at 750, 350 and 185 g a.i. ha−1 treatments, respectively. Much lower pendimethalin residues were found in straw viz. 0.015 to <0.001 μg g−1 at 750, 350 and 185 g a.i. ha−1 treatments, respectively.

Item Type: Article
Uncontrolled Keywords: Pendimethalin residues – Chickpea (Cicer arietinum L.) – Soil – Dissipation
Author Affiliation: Directorate of Weed Science Research, Jabalpur, MP, 482004, India
Subjects: Plant Production
Soil Science and Microbiology
Divisions: Chickpea
Depositing User: Mr. SanatKumar Behera
Date Deposited: 20 Sep 2012 04:57
Last Modified: 20 Sep 2012 04:58
Official URL: http://dx.doi.org/10.1007/s00128-012-0804-7
URI: http://eprints.icrisat.ac.in/id/eprint/7994

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