Agriculture sub-committee :
ACKU
[S.l. : s.n., 1990?].
[4] p. ; 29 cm.
English
Pests
Biological control.
Insect pests
Biological control.
Agricultural pests
Biological control.
Garden pests.
Biological control.
Insect pests
Biological control.
Agricultural pests
Biological control.
Garden pests.
Pamphlet SB975. / A375 1990
Library of Congress Classification / Monograph
00000969
Caption title.
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