Biological control by natural enemies
Debach, P.
Biological control by natural enemies - Cambridge University Press London 1974 - 323p. - Biological control Natural enemies Pesticide dilemma
0521098351
1566
632.937 DEB
Agriculture
632.937
Biological control by natural enemies - Cambridge University Press London 1974 - 323p. - Biological control Natural enemies Pesticide dilemma
0521098351
1566
632.937 DEB
Agriculture
632.937