Toxicity of crude black pepper (Piper nigrum) extract against 2-month old American cockroaches (Periplaneta americana)

Author

Eric Arambulo

Date of Publication

1993

Document Type

Bachelor's Thesis

Degree Name

Bachelor of Science in Biology

College

College of Science

Department/Unit

Biology

Abstract/Summary

The toxicity of crude black pepper (Piper nigrum) extract in an acetone solvent to 2 -month old American cockroaches (Periplaneta americana) was determined by topical application.Percent mortality was noted to be directly proportional to crude black pepper extract concentraton. Crude black pepper extract was topically less toxic than malathion against 2 - month old American cockroach. The LC's for the crude black pepper extract obtained from the 50, 24, 48, and 72 hour concentration - mortality data were 29, 21, and 21 mg/ml. One Way Analysis of Variance showed insignificant difference in mortality at different time exposures to the crude black pepper extract.

Abstract Format

html

Language

English

Format

Print

Accession Number

TU06049

Shelf Location

Archives, The Learning Commons, 12F, Henry Sy Sr. Hall

Physical Description

63 leaves

Keywords

Plants; Insecticidal; Pepper (Spice); Cockroaches; Pest control; Insecticides--Toxicology; Insecticidal plants; Black pepper (Spice)

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