Biological control by natural enemies
Debach, P.
Biological control by natural enemies - Cambridge University Press London 1974 - 323 - Biological control Natural enemies Pesticide dilemma
0 521 09835 = Debach, P.
M
B
1566
632.937 DEB
Agriculture
632.937
Biological control by natural enemies - Cambridge University Press London 1974 - 323 - Biological control Natural enemies Pesticide dilemma
0 521 09835 = Debach, P.
M
B
1566
632.937 DEB
Agriculture
632.937