Coccinellids and Aphids. A Quantitative Study of the Impact of Adult Ladybirds Preying on Field Populations of Pea Aphids.

Author: Frazer, B D   Gilbert, N   

Publisher: Offprint 1976.

Description: 22p offprint, with graphs, very good

Order No: PIP 187940

Language: English

Price: £10.00

This book has been catalogued with the following subject terms: Agriculture

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