Van Emden, Helmut Fritz.
Pest control and its ecology / Helmut Fritz van Emden. - London : Edward Arnold, 1974. - [4], 60 p. : ill. ; 23 cm. - Institute of Biology's Studies in biology ; no. 50 . - Institute of Biology's studies in biology ; no. 50. .
Bibliography: p. [60]
0713124717 : 0713124725 £1.90.
76350594
GB75-04400
Insect pests--Control.
SB931 / .V26
632/.7
Pest control and its ecology / Helmut Fritz van Emden. - London : Edward Arnold, 1974. - [4], 60 p. : ill. ; 23 cm. - Institute of Biology's Studies in biology ; no. 50 . - Institute of Biology's studies in biology ; no. 50. .
Bibliography: p. [60]
0713124717 : 0713124725 £1.90.
76350594
GB75-04400
Insect pests--Control.
SB931 / .V26
632/.7