UTTAR PRADESH JOURNAL OF ZOOLOGY

TOXICITY OF METHOXYCHLOR AGAINST THE ONTOGENY OF RICE MOTH CORCYRA CEPHALONICA STAINT. (LEPIDOPTERA : PYRALIDAE)

S.K. TWARI *

DEPARTMENT OF ZOOLOGY, UNIVERSITY OF GORAKHPUR, GORAKHPUR - 273 009, INDIA.

R.S. BHATT *

DEPARTMENT OF ZOOLOGY, UNIVERSITY OF GORAKHPUR, GORAKHPUR - 273 009, INDIA.

*Author to whom correspondence should be addressed.

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Abstract

Laboratory studies on the larvicidal and pupicidal effects of methoxychlor were made on the third instar larvae of Corcyra cephalonica Staint. It was observed that 0.016% (a.i.) w/w concentration of methoxychlor caused 100% larval death indicating absolute toxicity to the pest.

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