Persistence and metabolism of fenthion in orange fruit

被引:35
作者
Minelli, EV
Cabras, P
Angioni, A
Garau, VL
Melis, M
Pirisi, FM
Cabitza, F
Cubeddu, M
机构
[1] UNIV NACL ESTADUAL SAO PAULO, INST QUIM, DEPT QUIM ORGAN, ARARAQUARA, SP, BRAZIL
[2] UNIV CAGLIARI, DIPARTIMENTO TOSSICOL, I-09126 CAGLIARI, ITALY
[3] CTR REG AGR SPERIMENTALE, I-09100 CAGLIARI, ITALY
关键词
Fenthion; orange fruit; metabolism; persistence; residues;
D O I
10.1021/jf950456d
中图分类号
S [农业科学];
学科分类号
09 ;
摘要
The persistence and metabolism of fenthion in orange fruit were studied in field conditions. The fenthion was transformed to fenthion sulfoxide and fenthion sulfone. Sunlight photodegradation experiments showed that this transformation is due to the action of sunlight. Residues were found only in the fruit peel. Fenthion showed a rapid degradation rate with a half-life of ca. 6 days. Fenthion sulfoxide was degraded more slowly with a half-life of ca. 14 days and represented the major residue. Fenthion sulfone was Present in low quantities.
引用
收藏
页码:936 / 939
页数:4
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