Empson, D. W.

Cereal pests / by D. W. Empson - 2nd ed. - London : Her Majesty's Stationary Office, 1982 - x, 115 p. : ill. ; 24 cm. - Ministry of Agriculture, Fisheries and Food ; Bulletin no. 186 .

0112425380


Grain--Diseases and pests
Grain--Disease and pest resistance