Insect pests and their control /
Evans, J.W
Insect pests and their control / by J.W. Evans. - Nw Delhi : Sumon Book 1992 - 178 p. : ill. ; 25 cm.
Insect pests-- Control
632.7 / EVI 1992
Insect pests and their control / by J.W. Evans. - Nw Delhi : Sumon Book 1992 - 178 p. : ill. ; 25 cm.
Insect pests-- Control
632.7 / EVI 1992