APA

Ragesh P. R, University of Delhi. Faculty of Science. Department of Zoology, Prof. A. K. Singh Gu & University of Delhi. Faculty of Science. Department of Zoology. (2011). Biological activity of ageratum conyzoides (L.) (Asteraceae) extracts against gram podborer helivocerpa armigera (Hiibner) (Lepidoptera. : .

Chicago

Ragesh P. R, University of Delhi. Faculty of Science. Department of Zoology, Prof. A. K. Singh Gu and University of Delhi. Faculty of Science. Department of Zoology. 2011. Biological activity of ageratum conyzoides (L.) (Asteraceae) extracts against gram podborer helivocerpa armigera (Hiibner) (Lepidoptera. : .

Harvard

Ragesh P. R, University of Delhi. Faculty of Science. Department of Zoology, Prof. A. K. Singh Gu and University of Delhi. Faculty of Science. Department of Zoology. (2011). Biological activity of ageratum conyzoides (L.) (Asteraceae) extracts against gram podborer helivocerpa armigera (Hiibner) (Lepidoptera. : .

MLA

Ragesh P. R, University of Delhi. Faculty of Science. Department of Zoology, Prof. A. K. Singh Gu and University of Delhi. Faculty of Science. Department of Zoology. Biological activity of ageratum conyzoides (L.) (Asteraceae) extracts against gram podborer helivocerpa armigera (Hiibner) (Lepidoptera. : . 2011.